2
0
0
2
4
2
12
0
0
0
0
30
0
4
0
0
3
4
10
0
1
10
0
0
0
0
3
0
0
4
12
2
0
0
0
0
15
0
0
0
0
37
0
10
2
2
0
2
0
3
0
0
1
0
2
5
0
0
0
0
4
0
0
10
0
0
0
3
0
0
0
10
0
0
0
0
10
0
0
1
4
0
0
0
10
0
2
0
2
0
0
0
0
0
1
0
0
7
3
0
0
4
1
0
0
0
0
1
2
2
4
2
0
0
23
0
0
2
10
0
2
0
7
0
2
0
0
4
0
0
95
0
0
0
0
40
3
0
0
2
0
0
0
0
0
0
2
74
0
2
3
0
0
0
0
1
0
2
0
1
37
10
192
0
0
2
0
10
0
0
2
0
0
0
0
0
0
0
2
4
2
0
0
0
2
2
2
0
2
0
7
2
4
0
7
0
0
0
0
0
0
40
2
2
4
3
0
0
0
0
0
0
0
2
0
2
40
0
10
0
10
0
2
10
0
0
2
7
0
0
1
3
0
20
0
20
0
0
2
3
0
123
0
4
3
2
0
0
0
0
2
0
5
2
0
0
0
7
4
0
3
2
0
20
2
0
0
2
0
2
0
0
4
0
63
10
0
0
13
0
7
2
0
7
4
0
4
0
0
0
4
99
0
0
3
2
3
10
2
0
10
10
0
10
2
3
0
10
2
1
0
4
0
7
0
0
2
7
0
2
2
3
0
2
2
0
5
0
10
0
2
0
1
0
0
10
0
4
3
2
0
0
10
0
2
12
2
0
12
10
1
2
0
0
3
0
0
0
1
1574
4
0
2
0
0
1
2
2
0
2
0
0
2
2
7
0
3
4
2
2
3
0
2
0
0
4
3
0
0
0
0
2
1
0
0
0
0
10
0
0
0
2
0
0
7
40
4
0
12
0
3
0
0
0
2
0
0
3
0
63
0
3
5
0
0
3
0
2
2
0
10
0
3
0
37
0
0
0
0
0
0
10
0
2
0
0
2
3
0
3
0
0
2
0
0
0
0
0
4
4
0
63
0
2
0
4
10
4
0
2
3
3
0
0
2
0
2
3
2
1
2
3
0
2
10
0
0
4
1
0
0
2
6
0
0
0
0
10
0
2
0
4
3
0
4
0
0
3
10
0
0
4
0
0
10
0
2
0
0
0
1
7
0
0
30
2
0
0
0
0
4
10
2
2
4
0
0
0
3
0
1
0
0
2
0
0
3
0
3
0
2
0
2
2
4
0
0
2
0
2
1
0
12
0
2
0
13
2
0
2
12
0
1
2
0
0
10
7
0
0
7
2
0
37
18
0
7
3
7
2
2
2
0
10
10
0
2
2
12
7
0
0
4
0
0
1
2
4
10
2
7
7
2
0
0
10
10
0
0
2
2
2
0
4
5
0
0
2
2
0
0
0
2
0
0
0
0
2
2
0
0
0
2
0
0
7
0
63
0
1
0
7
1
0
10
3
0
2
0
13
2
2
2
0
4
0
2
225
1
5
10
0
0
0
0
0
0
12
2
0
1
0
0
10
0
0
0
0
2
0
2
0
0
0
0
0
4
0
0
3
1
0
2
3
2
181
0
2
0
0
3
0
0
0
0
10
4
2
0
0
2
0
0
2
179
0
0
1
10
12
0
0
95
0
0
0
0
10
0
0
0
3
0
10
0
0
0
0
0
7
0
0
0
0
1
10
0
0
2
3
0
10
5
0
0
7
3
2
0
0
37
0
63
13
0
2
0
0
0
2
0
0
3
0
0
2
0
0
0
0
10
0
7
0
0
7
4
0
1
4
20
0
0
0
0
0
10
12
0
0
0
0
2
0
3
2
0
0
2
42
20
0
756
0
4
0
0
1
10
3
13
0
80
2
0
2
10
0
0
0
5
0
2
0
10
0
4
10
0
7
4
10
4
13
0
0
0
2
10
4
0
0
40
2
3
10
2
2
0
0
2
0
0
0
2
3
0
2
0
0
0
0
0
4
0
1
3
4
0
3
0
4
0
0
0
4
3
5
0
0
3
10
0
0
34
4
12
0
2
0
10
0
4
7
2
0
2
0
2
3
0
0
7
0
0
13
3
0
0
10
2
0
0
4
0
2
2
1
4
0
42
0
1
0
4
0
4
0
3
0
15
0
3
0
0
0
1
0
2
1
10
7
0
0
0
0
10
0
3
0
0
0
4
2518
0
0
0
2
0
3844
0
0
2
4
0
6
0
0
1
0
0
2
10
0
0
0
3
0
0
0
0
3
0
0
0
7
1
0
0
2
0
2
0
3
0
4
63
10
2
66
0
3
2
0
53
0
13
4
2
37
13
0
0
0
2
0
0
8
0
0
0
2
3
0
0
7
0
0
1
10
0
4
2
2
2
7
10
0
0
12
0
0
10
0
3
0
0
2
0
4
0
0
3
0
4
0
0
7
1
42
5
0
0
0
0
10
0
0
0
0
0
0
0
0
0
0
20
0
0
0
10
0
2
0
0
0
0
0
7
2
0
0
2
0
2
0
0
0
0
1
0
0
0
2
0
0
10
5
0
4
1
1
0
0
0
0
0
0
6
10
7
0
2
0
4
1
0
14
1
0
0
0
10
0
6
2
0
0
2
0
0
2
0
0
0
0
1
10
0
0
2
0
2
0
0
0
20
0
0
0
0
0
10
7
0
0
0
4
2
0
4
10
4
0
3
2
0
0
2
0
0
0
0
7
0
0
3
0
0
0
0
3
4
2
0
0
0
0
2
0
7
2
10
10
2
7
0
3
4
0
0
10
229
7
3
0
0
2
1
0
0
0
1
0
2
0
0
2
4
10
0
0
4
0
0
2
3
12
4
0
0
4
2
3
5
0
4
660
0
0
0
0
3
4
181
2
4
0
10
0
0
0
0
0
0
0
0
0
0
0
10
0
10
2
0
3
0
2
3
0
0
7
7
2
0
3
0
4
7
0
2
1
1
1
0
4
2
0
0
0
431
0
0
0
0
0
0
4
0
0
0
0
0
2
0
1
2
2
0
10
2
1
3
36
2
0
5
0
0
14
0
2
0
151
0
0
7
1
7
0
2
0
0
0
0
2
0
7
0
0
0
1
0
2
0
2
0
0
0
0
0
2
0
2
0
2
2
7
0
0
92
0
0
20
4
5
0
2
3
0
3
10
0
2
1
1
0
2447
10
0
0
4
0
0
0
0
0
2
1309
2
0
0
0
10
4
0
0
0
2
20
2
2
1
1
2
0
0
0
317
13
4
0
0
0
0
3
2
2
0
0
0
2
0
0
3
2
10
2
10
0
0
0
0
0
0
0
0
0
0
63
0
0
0
0
0
2
0
2
0
2
7
5
0
0
0
0
0
0
26
0
0
4
2
0
0
2
0
2
0
37
0
0
2
1
3
0
2
3
0
0
3
0
3
7
0
0
7
0
0
0
0
0
2
0
2
2
10
2
0
3
0
2
40
4
1
10
0
0
20
0
0
10
2
0
0
2
10
2
0
5
3
3
0
0
0
2
0
0
0
5
166
2
0
1
0
7
5
0
0
10
0
0
0
0
7
7
0
10
0
3
2
0
2
4
40
0
0
63
7
0
4
4
2
0
0
0
0
4
0
0
0
37
2
0
7
0
7
0
0
0
0
3
0
0
0
0
4
4
87
0
15
2
0
7
0
0
0
0
0
4
12
0
0
4
2
0
2
5
0
3
0
2
0
1
0
0
1
7
4
0
0
10
0
2
0
3
2
2
7
7
0
0
0
1
0
7
0
0
2
0
0
4
2
4
0
4
0
0
2
3
0
3
0
0
2
2
1
4
2
0
7
0
3
3
4
4
0
66
0
0
3
0
0
0
0
0
2
2
0
0
10
2
10
4
2
0
0
0
0
2
2
0
0
0
0
7
0
1
0
2
2
1
0
0
0
0
0
0
1
0
2
0
0
0
3
3
3
0
0
2
2
0
0
0
0
0
0
10
3
5
0
0
2
3
2
12
4
2
2
0
0
10
0
3
0
0
2
0
2
0
0
2
2
0
1
3
4
2
37
7
0
2
0
0
0
0
2
0
7
0
0
0
26
2
0
10
0
0
2
2
0
2
0
2
2
0
0
0
1
0
0
2
2
4
0
4
0
141
0
0
4
2
3
2
0
0
13
0
0
0
2
2
0
7
0
7
0
63
0
2
7
0
0
0
2
4
0
2
0
0
2
0
0
0
0
0
0
4
0
0
2
4
0
0
0
3
0
0
0
0
0
0
0
2
13
2
0
2
2
0
0
0
0
4
13
0
0
0
0
1
1
0
4
0
0
0
3
3
54
2
10
0
0
0
4
0
40
1
1
0
0
0
3
2
0
0
4
0
0
0
10
0
0
7
0
4
0
0
0
0
0
0
7
2
0
2
7
2
7
3
0
0
0
0
2
1
39
0
2
2
0
7
0
0
3
0
1
0
0
0
0
1
0
13
3
0
1
0
0
4
1
2
0
0
0
2
0
1
0
0
0
0
0
2
1094
0
0
0
0
0
0
2
0
2
0
1
0
2
0
0
2
1
0
7
0
3
0
1
0
4
2
0
1
1
4
10
2
0
0
2
3
0
0
2
1
0
3
10
0
0
20
0
2
4
0
0
0
0
4
0
2
0
2
5
0
0
0
0
0
0
42
4
20
3
10
5
4
0
40
1
2
0
0
0
5
2
0
3
0
0
20
10
2
0
14
0
0
2
0
4
0
0
2
10
0
0
10
0
3
10
0
0
0
0
63
2
1
7
0
4
102
0
0
2
2
2
0
3
40
13
0
0
3
0
4
13
7
0
0
10
0
0
3
0
0
1
4
0
0
1
2
10
2
4
10
0
10
0
4
7
0
7
0
0
3
2
0
0
1
2
2
0
0
3
0
0
6
7
0
0
13
0
2
0
1618
0
0
0
2
0
0
0
0
2
0
0
5
1
1
0
0
4
2
0
3
0
10
4
2
0
1
0
0
4
2
0
0
2
2
2
0
7
0
3
0
184
4
4
10
2
0
4
2
0
0
4
0
152
13
1
0
0
0
76
0
0
13
1
0
1
0
7
2
5
2
7
0
0
2
2
0
0
1
0
5
10
0
0
10
14
0
0
43
7
0
0
10
0
0
37
0
1
2
0
0
0
0
2
0
4
0
0
0
12
0
3
0
3
0
2
3
0
0
0
0
0
1
0
0
0
10
1
0
0
0
0
3
4
0
0
10
1
0
0
2
2
0
0
0
7
2
0
0
3
0
10
2
4
0
0
7
3
0
2
2
4
24
4
3
2
0
7
0
3
10
2
10
0
4
0
0
0
3
0
2
4
3
0
0
4
0
1
2
0
0
2
352
0
0
0
1
0
0
0
0
63
0
2
7
2
3
2
0
5
0
0
0
1
0
2
2
4
1
0
0
2
3
4
3
7
10
0
2
2
0
0
0
0
10
0
66
2
2
3
124
0
63
7
0
1
2
7
0
0
4
0
0
4
0
2
0
0
0
28
2
2
2
0
0
0
10
4
2
3
0
18
0
7
0
0
10
2
0
3
0
0
1
0
10
4
0
0
76
0
0
4
2
0
2
0
3
0
0
3
105
4
0
0
2
0
2
1
0
0
0
2
3
5
0
244
4
4
0
3
2
10
0
2
0
10
4
0
0
3
0
2
0
4
0
20
2
2
2
0
0
0
2
108
1
13
0
229
4
3
0
0
0
0
0
0
4
2
1
3
3
0
0
1
0
1
4
0
20
2
0
54
7
0
0
0
10
0
0
0
2
10
0
0
0
7
0
0
37
7
2
0
2
3
0
0
0
1
0
3
0
1
42
0
3
2
5
0
0
0
1
0
0
4
36
3
0
2
4
0
0
0
0
2
0
1
0
10
2
99
0
0
2
4
0
0
1
0
4
4
23
2
0
2
2
10
37
4
0
2
0
7
4
2
0
0
0
2
0
2
1
0
2
0
0
0
4
0
0
2
0
0
0
0
4
0
1
0
2
0
2
0
1
0
2
2
0
4
1
0
2
4
1
7
0
0
80
7
0
2
6
1
0
0
2
0
0
0
265
0
0
0
2
0
3
0
10
2
10
3
0
1
0
0
3
0
0
0
1
0
0
2
0
0
0
1
4
10
1
4
0
0
0
0
124
37
2
4
0
0
0
4
4
0
0
0
3
0
0
0
0
7
3
0
72
1
3
7
2
0
2
0
0
2
0
0
0
3
0
0
4
0
0
0
0
0
2
0
0
3
2
10
2
4
0
2
42
0
0
0
0
1
0
352
13
0
2
37
2
0
10
0
2
0
7
2
1
0
2
0
4
20
3
2
0
3
1
2
0
2
2
0
2
0
0
2
0
4
4
1
0
0
10
0
10
1
0
3
3
0
42
0
0
0
0
3
7
2
0
2
0
0
0
2
0
0
0
0
0
0
6
0
4
0
7
10
20
0
1
0
0
0
0
4
3
4
0
58
0
0
5
10
0
1
2
4
0
0
2
2
2
3
0
4
0
3
0
0
0
10
0
0
0
0
7
1
104
0
0
2
0
2
0
0
0
0
0
0
107
2
0
0
18
10
7
0
4
10
0
1
1
4
2
0
0
0
2
0
0
5
2
1
0
0
4
0
0
4
0
0
0
0
0
0
2
7
0
3
2
2
7
0
1
1
2
0
10
0
0
0
40
10
0
0
0
0
0
5
0
4
0
0
5
7
10
20
0
10
2
0
0
0
0
2
0
0
1
1
0
7
0
2
0
0
1
1
3
7
0
2
1
5
0
0
0
0
0
3
0
4
10
0
16
2
0
0
4
0
0
0
0
2
12
3
10
3
0
0
1
1
0
2
0
0
0
4
2
0
7
0
0
2
0
0
0
40
0
0
0
0
0
0
2
0
10
2
5
1
0
108
0
10
63
7
1
10
0
2
0
2
0
20
10
0
2
1
0
0
0
0
0
0
0
7
0
0
0
12
0
1
0
1
4
2
0
7
0
0
2
0
0
0
2
4
0
2
11
0
10
7
3
0
0
0
0
0
2
0
0
3
7
0
0
2
2
4
0
3
0
4
0
0
2
0
7
0
0
37
1
12
2
0
2
2
0
141
0
4
4
2
10
2
0
0
3
2
2
0
10
0
0
0
4
0
7
7
10
0
0
1
105
4
3
0
0
0
0
0
2
0
3
0
0
0
7
8
1
0
0
0
0
2
0
0
5
0
2
0
0
0
0
2
0
2
13
2
0
0
10
0
95
0
3
2
0
0
2
7
0
0
2
0
63
0
3
2
0
2
0
0
0
0
0
2
0
4
2
0
0
0
2
0
0
7
7
2
0
0
74
3
0
0
4
2
0
0
3
2
0
0
0
0
3
1
3
0
0
7
6
0
0
0
0
4
1
0
0
7
2
35
1
2
0
4
0
3
2
66
0
0
0
0
0
0
0
7
58
3
2
0
7
0
0
0
0
0
2
6
10
20
0
4
10
0
0
0
4
0
10
0
0
0
1
0
3
0
0
0
0
0
0
0
1
4
2
2
2
0
0
0
10
1
0
7
7
0
0
0
3
2
7434
3
1
0
2
10
0
0
0
0
27
0
0
0
1
13
0
0
2
7
0
40
10
15
4
7
0
0
1
10
2
0
0
0
1
0
0
0
4
10
12
1
0
10
7
2
0
0
0
0
3
2
0
2
0
20
0
0
34
3
40
2
0
0
0
3
4
7
3
0
0
3
7
7
0
2
12
3
3
2
0
10
7
2
0
0
2
0
2
2
0
0
0
0
0
0
0
10
2
0
0
2
0
1
4
3
0
10
10
2
0
5
13
0
0
1
2
0
42
0
0
0
0
1
2
1
0
13
0
3
4
0
63
0
2
0
10
3
0
512
1
2
0
0
4
0
7
0
0
0
0
0
4
0
2
0
0
0
0
0
3
0
0
0
0
4
0
5
0
63
0
2
3
0
0
10
4
2
0
4
0
0
0
3
0
2
2
0
0
0
0
0
37
0
2
0
4
4
7
2
0
0
0
0
0
2
164
7
0
10
0
0
0
1
0
0
0
0
42
3
4
0
0
0
3
1
1
0
0
0
10
0
4
2
0
2
0
3
0
1
10
2
3
0
0
4
2
0
0
0
0
2
12
0
0
0
0
0
0
3
2
0
0
0
2
0
0
0
0
0
0
0
0
0
2
0
2
12
0
0
2
2
7
63
7
5
0
2
0
0
2
0
1
37
2
5
0
2
2
0
4
3
0
0
3
0
0
0
2
0
2
0
7
0
0
0
1
10
2
0
0
1
0
1
1
0
2
0
4
2
0
0
66
2
0
0
4
2
2
0
2
3
0
3
99
0
3
0
7
20
7
1
1
0
2
4
2
0
7
2
7
2
0
0
0
10
2
0
371
0
0
5
0
7
0
2
0
0
0
12
1
3
10
2
10
0
7
0
2
0
2
4
0
3
7
4
0
0
0
3
1
0
0
2
0
5
2
2
2
0
7
7
10
2
2
63
0
2
14
2
0
0
10
37
0
0
2
0
2
0
0
2
0
3
0
4
0
0
3
0
0
2
3
1
0
0
0
1
0
0
4
4
2
2
2
0
0
0
0
0
0
2
0
2
0
0
1
0
2
0
0
4
0
0
10
4
0
40
0
0
0
0
2
3
5
0
14
1
10
0
0
1
0
4
2
0
0
2
5
0
0
0
0
2
2
2
0
10
2
2
1
0
10
0
7
2
0
0
0
10
7
104
0
2
0
7
2
3
1
0
0
139
0
4
10
1
1
4
4
2
1
3
4
1
0
0
0
0
0
0
0
0
2
76
0
10
0
0
2
63
2
0
0
12
0
0
4
2
0
2
10
2
12
0
0
7
0
0
2
0
0
0
0
4
2
3
0
0
0
0
3
0
0
3
4
7
20
10
0
1
3
0
3
10
2
223
10
0
2
0
0
7
0
0
10
43
3
0
0
2
3
0
18
0
40
0
175
0
0
1
0
0
0
0
0
0
0
0
0
3
0
1
0
0
10
0
3
0
0
0
2
2
0
4
2
0
4
0
0
0
0
2
0
7
1
2
10
0
0
0
0
0
0
0
4
63
2
10
0
0
63
0
0
0
2
2
1
2
0
2
0
0
5
0
3
2
10
4
2
4
0
0
0
0
0
2
10
0
0
0
2
0
0
1
1
0
2
0
4
4
4
2
0
10
0
0
0
10
2
0
0
4
4
0
1
4
136
2
0
0
0
4
7
1
0
1
2
0
10
0
0
247
3
0
1
151
5
2
2
3
0
0
2
150
5
0
12
1
2
0
3
2
1
1
0
7
10
0
10
4
0
3
2
2
2
0
0
2
10
0
0
2
2
0
0
0
3
0
0
10
4
0
0
0
4
3
4
0
2
0
0
0
0
1
0
556
0
0
0
0
4
1
2
2
3
2
0
0
0
1
0
0
0
0
0
0
2
0
7
2
2
2
2
0
0
0
2
10
2
3
0
0
1
0
0
2
0
2
3
0
0
7
2
0
0
0
0
4
4
0
4
0
2
0
0
0
2
0
0
0
2
0
0
2
2
0
10
2
4
2
2
0
2
10
0
0
2
0
2
2
0
2
2
0
0
7
0
10
0
0
0
0
0
2
2
0
3
0
0
2
5
3
0
0
0
2
0
3
1
1
0
3
0
7
40
0
3
0
3
2
2
0
37
0
13
0
0
0
0
0
0
0
0
3
0
7
10
10
2
2
4
7
2
0
7
2
0
0
0
2
2
3
0
2
0
0
0
12
3
3
0
5
0
0
2
0
0
226
0
4
0
4
1
0
31
0
0
0
7
0
0
0
0
0
24
20
0
0
0
2
0
0
1
10
4
10
2
2
2
4
0
4
0
1
0
3
10
0
0
7
4
0
2
2
2
0
1
0
2
2
7
4
0
0
0
10
0
0
6
10
2
0
1
5
0
5
0
1
0
1
4
2
0
463
0
0
2
0
4
2
7
0
66
2
1
1
206
0
0
1
2
2
13
10
0
0
0
7
2
2
7
2
3
3
0
0
0
0
0
3
0
0
0
10
0
0
0
0
0
3
2
2
4
0
7
3
0
2
1
2
0
0
0
20
0
3
3
4
0
0
2
10
0
7
2
0
0
2
2
0
12
1
0
0
2
0
0
1
5
12
2
0
0
3
2
1
2
2
0
4
1
0
0
0
2
0
0
13
113
1
37
4
2
2
0
0
28
0
0
10
0
0
0
0
179
4
4
10
0
0
0
0
0
0
2
13
0
2
0
0
4
0
63
13
0
0
2
2
1
4
0
20
4
2
0
0
0
2
0
10
0
0
0
0
0
0
0
7
15
0
1
0
0
0
1
0
7
2
0
2
20
4
2
10
0
0
2
0
0
15
4
0
0
3
2
0
139
25
10
4
0
0
3
0
0
0
0
0
2
0
37
2
0
2
26
0
10
0
0
0
0
2
0
2
3
0
0
4
2
0
0
0
4
0
2
0
2
0
0
1
1
0
2
0
1
0
0
0
10
2
0
4
0
2
0
0
0
0
2
0
0
0
0
2
4
53
0
0
0
0
10
2
0
0
0
40
0
0
0
0
2
0
0
0
0
4
0
0
0
0
0
0
10
2
0
0
0
2
0
0
0
10
0
0
2
0
3
0
0
0
1
0
0
7
1
1
0
0
4
7
0
0
2
37
0
2
0
0
2
0
4
0
4
0
0
0
4
0
0
3
0
1
0
42
0
0
0
0
0
0
0
0
4
0
0
2
0
2
2
0
0
2
0
0
0
0
0
0
0
2
0
0
105
0
0
0
0
10
0
2
0
42
20
10
0
4
0
0
2
2
2
2
0
7
0
0
0
0
3
4
2
1
2
0
0
13
0
3
0
4
4
2
0
3
0
0
88
3
0
40
6
2
0
0
2
1
0
0
13
0
0
2
0
10
2
0
2
2
10
1
21
13
3
0
7
63
10
4
42
0
0
0
3
4
0
0
0
3
0
0
0
0
0
37
0
1
2
2
0
4
0
2
3
0
0
0
3
0
0
0
0
0
0
0
4
0
0
0
2
10
2
0
0
3
2
0
2
0
0
0
0
2
2
0
0
4
4
20
10
0
0
2
0
0
10
1
0
0
3
0
0
0
10
7
21
95
0
0
2
0
4
4
0
63
0
0
2
2
10
0
0
0
0
10
2
4
2
0
1
0
0
2
1
0
0
0
2
0
0
0
2
10
0
0
0
0
4
0
2
1
0
0
2
4
2
0
0
0
0
0
0
0
0
0
2
6
0
1
0
0
0
0
0
0
0
0
0
4
0
0
0
63
0
2
0
0
0
0
0
2
2
4
2
0
63
0
0
2
0
0
0
0
0
3
2
2
2
7
3
1
0
0
0
0
0
4
0
2
0
2
10
0
0
2
10
0
1
2
0
0
0
10
0
2
2
0
2
10
15
0
0
0
2
2
4
0
1
12
0
0
7
2
12
0
3
1
4
2
0
4
0
2
0
0
0
40
0
3
0
4
2
2
4
0
0
0
2
2
1
0
2
2
5
2
1
0
0
0
0
0
0
63
0
0
4
0
0
10
1
2
7
0
1
0
94
1
2
10
0
0
4
4
96
2
0
0
2
0
0
2
2
2
2
0
10
20
4
0
0
4
0
0
0
0
0
5
0
0
151
0
1
0
10
0
3
0
0
0
2
0
7
2
0
0
4
2
10
0
2
0
0
4
0
0
3
2
2
4
0
0
2
0
0
0
10
0
2
0
1
0
2
2
3
2
3
0
2
2
0
167
2
0
2
0
0
0
3
0
0
0
0
2
0
2
0
0
0
18
12
0
0
0
42
0
0
1
63
20
0
0
7
0
5
4
0
2
2
0
4
0
13
0
2
10
0
2
0
1
0
1
113
0
0
0
0
0
3
2
0
0
0
7
4
4
0
0
2
0
0
2
0
2
2
10
7
4
10
2
20
0
10
1
0
2
10
0
0
0
0
0
0
0
12
1
2
0
0
0
0
0
10
10
0
0
0
0
0
0
0
0
0
3
2
1
4
10
95
2
2
0
0
0
2
95
10
2
4
3
0
0
0
3
2
0
0
10
4
0
1
2
0
0
2
0
0
0
63
3
0
3
0
0
2
0
0
0
0
4
0
0
0
0
0
13
0
10
92
0
27
0
0
0
0
0
36
2
0
10
7
0
10
54
1
3
1
2
2
1
0
0
0
1
0
4
4
0
4
1
2
0
0
7
10
0
0
3
2
2
777
0
0
1
0
12
0
0
23
195
0
0
10
0
0
20
0
2
13
0
0
1
3
3
0
0
2
119
0
2
0
5
2
10
0
10
4
10
2
0
7
0
2
2
2
0
0
3
7
3
1
1
0
2
4
0
3
2
7
2
0
0
0
0
4
0
0
0
0
2
3
0
0
0
0
2
3
0
3
3
0
2
0
0
0
2
0
4
0
0
2
0
4
0
0
0
0
0
7
2
0
3
0
0
40
0
0
4
0
2
0
37
0
1
10
0
10
0
0
0
2
2
1
2
4
3
1
0
0
0
0
65
0
4
0
0
2
63
0
7
0
3
0
7
0
0
2
0
4
0
1
0
20
0
0
0
0
0
0
4
0
0
0
0
0
4
4
13
0
0
2
0
7
0
0
2
0
10
4
0
1
0
0
2
0
1
4
0
2
0
0
3
0
0
0
10
0
2
7
3
3
0
0
2
2
4
7
4
10
0
2
13
0
2
0
0
5
0
0
2
0
5
0
3
10
4
0
2
4
1
2
0
4
2
0
0
0
0
0
0
2
0
0
0
0
0
7
79
10
2
0
4
0
7
0
0
0
4
2
2
3
0
0
0
4
0
13
0
4
2
2
0
0
32
2
3
0
0
0
0
40
0
0
2
755
4
0
0
0
0
2
0
0
10
0
10
0
7
1
0
0
10
4
3
0
0
2
0
0
1
1
0
7
0
1
0
2
0
7
2
2
2
1
7
4
0
0
0
0
0
0
0
2
0
2
0
0
3
0
0
2
4
0
85
2
0
3
0
0
0
2
3
4
0
1
0
2
3
0
0
0
0
0
0
2
0
2
2
1
13
2
12
0
0
0
0
0
0
5
0
13
52
13
2
0
0
1
10
0
0
0
0
0
0
4
2
1
0
0
0
0
0
0
1
7
0
1
2
39
0
0
2
0
0
2
2
0
6
10
7
0
0
0
0
0
0
2
2
3
0
2
63
0
0
10
0
2
3
0
4
0
0
0
0
23
2
0
0
40
2
4
1
0
3
0
0
1
3
0
2
0
0
4
0
2
0
0
2
7
0
2
4
0
0
0
2
2
0
2
7
1
0
10
0
0
2
10
0
2
547
0
0
2
0
0
0
0
3
0
2
0
0
2
0
3
2
0
13
0
0
0
2
40
2
0
3
9
0
1
0
0
10
37
0
0
0
2
2
2
2
1
2
0
10
12
0
0
13
0
0
3
0
3
2
279
0
225
0
0
0
0
0
0
0
3
2
4
3
0
4
0
10
0
2
0
0
2
10
0
0
0
0
2
2
0
0
12
7
7
0
10
2
2
0
0
40
92
0
0
2
0
2
2
2
2
3
3
0
12
2
10
5
0
0
0
2
2
105
0
0
3
0
43
2
0
0
0
5
2
0
3
0
2
96
0
0
0
10
0
3
0
0
0
0
66
0
23
0
0
0
36
0
0
0
0
151
3
0
37
2
0
10
2
2
3
0
0
2
3
0
5
0
2
37
2
3
0
2
5
40
2
1
0
7
0
2
0
0
0
0
3
0
1
0
225
4
0
0
3
20
179
2
0
0
18
0
0
0
2
0
5
3
0
0
2
0
0
2
7
0
0
3
0
0
0
0
2
3
0
10
0
10
0
0
10
0
0
0
0
4
0
372
2
3
0
0
2
4
0
10
7
0
435
2
2
0
7
0
0
2
0
0
0
0
2
2
0
1
13
2
0
2
269
2
0
2
1
0
0
2
0
0
1
0
2
0
0
0
0
164
0
2
2
0
0
10
0
4
0
0
0
10
0
2
0
63
2
3
4
7
0
0
0
0
10
0
53
2
7
0
3
0
2
2
1
266
0
1
2
10
0
0
5
190
2
0
3
10
10
7
0
7
0
0
0
2
4
2
0
0
0
0
3
4
0
0
2
0
3
0
8
0
0
4
0
0
1
0
0
10
2
0
2
2
7
0
3
0
0
0
0
7
129
40
0
0
1
2
0
2
3
0
2
40
0
2
0
3
0
0
0
4
0
37
95
0
4
0
2
0
0
2
1
0
3
1
2
2
98
6
9
2
0
7
0
0
2
2
0
2
0
2
0
0
0
0
0
0
0
63
0
0
0
0
20
2
3
0
0
7
2
0
1
2
14
10
0
10
0
0
0
0
0
0
0
0
0
0
0
0
2
2
63
4
0
0
0
2
0
10
7
0
0
0
26
7
0
12
2
0
0
0
8
12
2
3
2
0
0
7
0
0
0
3
0
0
0
0
0
10
0
0
0
0
4
0
2
0
1
0
0
0
0
0
122
3
3
20
0
40
4
2
0
2
4
10
40
0
4
0
0
13
0
0
2
2
0
2
0
3
2
0
2
0
1
0
2
0
0
0
0
0
0
4
0
0
0
0
10
2
2
0
4
0
0
0
7
0
10
0
4
4
0
2
495
2
0
1
0
0
37
0
0
0
0
0
0
0
1
0
2
4
3
0
12
2
0
0
0
0
0
2
0
0
0
0
0
0
1
0
2
0
3
10
0
7
0
7
2
2
0
2
2
0
4
10
0
7
0
0
0
0
0
0
2
0
0
2
3
1
2
0
0
0
2
2
2
2
2
0
2
3
10
0
0
10
0
0
5
0
0
113
0
0
3
0
0
1
0
7
0
20
2
0
10
0
0
2
0
63
7
0
0
0
1
0
1
37
7
2
118
2
5
0
63
0
2
4
0
2
0
4
0
2
2
4
0
0
0
10
5
0
37
63
3
181
10
0
0
2
0
5
3
0
11
2
0
10
10
0
0
0
10
0
2
0
0
7
0
0
0
1
0
10
0
0
0
0
0
2
1
0
0
0
0
12
0
2
0
4
2
0
10
2
0
2
0
0
0
18
0
0
0
0
0
0
3
0
4
0
29
0
10
3
0
2
0
2
0
4
10
0
2
0
0
0
0
0
0
2
7
1
2
0
0
3
3
2
0
9
2
0
4
7
7
0
0
0
0
0
0
4
3
2
0
0
0
3
2
2
1
2
2
0
0
0
2
0
2
0
2
34
74
0
0
0
2
2
0
0
0
0
0
1
0
0
0
0
0
0
0
2
2
2
2
0
0
0
0
63
4
0
2
10
0
7
0
0
2
10
4
4
12
10
2
2
104
0
3
0
0
0
0
39
2
2
0
0
0
2
0
2
7
7
0
57
20
0
10
2
0
2
0
2
0
10
0
0
0
0
0
3
10
0
2
4
0
0
0
10
0
3
2
0
0
2
2
2
7
37
7
10
0
1
0
0
7
74
2
1
7
0
10
0
1
2
0
0
0
2
0
0
0
2
0
0
12
0
0
0
0
4
0
13
1
2
0
0
0
0
2
5
0
0
0
0
10
63
0
3
0
3
0
2
10
0
0
0
2
3
0
0
0
20
0
0
0
0
0
0
13
0
3
2
2
0
0
2
0
2
2
0
4
0
3
3
152
0
2
1
7
2
0
4
0
0
3
1
0
0
0
0
0
2
4
0
0
0
0
7
0
10
2
0
88
0
0
4
7
0
0
13
3
2
2
4
0
4
0
0
0
0
5
0
0
0
0
4
0
2
0
0
7
0
5
0
2
7
2
4
10
2
0
2
37
4
0
0
10
2
0
10
10
0
2
3
0
3
0
0
2
1
4
2
2
1
0
0
0
2
3
0
0
2
0
0
190
57
0
0
0
1
0
57
3
0
4
0
0
2
0
0
0
4
58
0
0
5
2
4
0
7
0
0
4
0
4
7
0
7
0
0
0
7
2
0
37
0
0
10
3
4
0
0
0
0
0
4
7
0
0
0
2
0
0
0
0
10
4
0
0
0
0
190
0
10
2
0
0
0
2
0
10
2
0
0
0
0
0
20
0
0
0
0
10
0
2
3
0
0
13
3
0
0
7
0
0
0
0
0
4
10
0
0
2
10
0
12
0
2
0
7
0
0
0
0
4
5
0
0
10
3
0
0
2
1
0
0
3
2
1
0
3
0
0
3
2
0
0
13
0
0
7
0
0
7
0
0
0
11
2
0
1
0
0
0
4
0
0
0
0
1
0
0
1
4
0
347
0
2
0
0
0
4
0
2
5
2
10
3
7
0
0
3
0
0
0
2
2
0
0
0
4
10
0
10
2
12
5
3
2
0
0
2
0
0
0
3
1
0
0
0
1
0
0
0
0
0
0
1
0
2
2
13
2
2
2
2
0
0
4
10
0
0
0
3
0
0
2
0
0
4
1
7
3
4
4
0
10
0
0
0
4
0
0
0
6
0
0
3
2
10
0
0
0
4
0
0
0
0
0
0
1
0
0
0
0
0
3
0
3
3
0
0
2
0
0
0
0
10
1
165
18
5
0
20
10
0
14
10
3
0
3
0
0
4
10
2
4
7
0
0
0
7
2
2
0
0
0
2
3
0
0
2
0
0
3
2
0
10
0
0
4
4
1
0
2
2
0
0
12
0
0
0
0
40
7
3
0
3
0
7
0
0
10
4
0
0
0
10
0
0
12
3
0
0
0
0
1
2
0
0
0
0
0
0
0
0
0
0
0
0
4
0
2
2
2
0
0
1
0
0
10
0
0
0
4
0
0
2
10
0
10
2
1
0
0
3
0
0
0
7
1
0
3
0
63
7
0
1
0
0
0
3
0
0
0
0
0
13
7
0
0
2
3
42
0
115
0
0
0
0
2
0
0
0
3
0
4
2
2
2
0
18
1
0
3
7
2
0
0
0
2
0
2
0
63
0
0
0
2
0
2
10
0
4
0
0
3
0
4
0
5
0
0
2
0
10
1
0
42
1
1
2
4
2
0
0
0
0
1
0
20
0
0
12
2
2
10
0
0
0
1
2
2
0
0
0
2
0
2
0
2
10
0
2
2
0
0
0
2
0
3
10
2
0
0
0
0
0
0
0
7
0
0
1
0
14
2
7
2
0
1
0
10
4
2
0
2
2
2
0
3
4
3
7
0
2
0
0
4
0
0
0
0
0
42
0
0
2
0
37
0
2
0
10
0
0
0
0
0
0
0
0
5
2
0
0
10
1
0
2
2
3
0
0
10
2
0
0
0
0
0
0
0
2
7
0
0
0
0
0
0
0
7
0
0
0
2
0
0
0
2
0
7
10
0
0
0
149
0
0
2
10
0
0
0
10
10
4
5
0
0
1
10
0
0
2
41
0
3
7
0
4
0
0
13
0
10
2
10
0
10
0
13
10
0
2
0
0
0
2
1
0
10
12
0
0
0
2
0
0
0
13
0
0
0
0
7
2
0
2
0
3
0
0
0
0
371
2
3
25
0
4
0
5
0
6
4
4
0
0
0
2
1
4
0
25
7
2
2
0
2
2
0
0
2
7
0
0
0
7
2
0
0
0
2
0
2
2
0
3
0
0
0
2
10
1
0
0
0
0
2
2
2
0
1
0
0
10
0
7
0
0
0
2
12
0
0
13
5
10
0
7
2
0
0
0
7
0
2
3
2
3
0
0
4
1
2
0
0
15
0
0
2
2
2
0
2
0
0
0
2
0
0
3
0
2
2
7
13
0
0
2
0
0
1
0
0
10
0
0
2
0
7
7
63
5
7
0
0
0
3
4
7
0
0
1
0
1
0
2
10
0
0
0
4
0
0
0
0
3
2
0
1
3
0
0
4
4
4
0
10
0
30
2
12
3
0
0
2
15
0
0
0
1
2
10
0
0
10
0
0
0
4
20
2
3
4
0
0
4
2
10
0
2
0
0
7
2
0
0
3
7
10
3
10
95
4
4
4
3
2
4
2
2
0
4
2
2
2
0
5
0
0
0
1
0
7
0
0
2
10
0
2
63
0
0
3
0
0
10
4
0
0
0
4
2
0
0
2
3
4
3
4
1
12
0
2
0
0
0
0
1
3
63
0
1
0
2
0
63
2
0
1
2
0
0
0
3
0
3
0
10
0
0
3
0
0
0
2
0
5
0
4
0
3
0
4
0
13
7
0
3
0
0
2
3
3
2
5
10
4
0
0
2
7
0
2
0
0
2
0
7
1
6
0
0
10
0
0
0
0
0
0
2
0
2
0
0
2
10
0
0
0
0
0
0
24
2
0
0
20
0
0
0
3
0
3
0
0
0
74
3
2
0
10
0
0
0
0
0
0
0
7
3
2
0
435
4
3
18
0
0
0
4
0
3
2
3
0
0
3
3
7
0
1
3
2
0
10
4
0
1
0
2
0
0
2
7
0
2
2
2
3
2
10
2
2
0
3
3
7
0
3
2
0
2
13
0
0
0
10
0
12
4
3
0
10
0
2
2
0
0
2
2
3
3
100
0
3
0
7
0
0
0
0
0
0
10
0
0
0
1
7
3
0
10
4
1
2
0
0
0
0
0
2
0
0
4
57
1
0
7
0
4
2
4
2
0
0
12
0
0
0
0
0
1
0
0
10
3
0
7
4
37
2
2
8
0
0
0
3
10
7
0
0
0
10
0
0
0
2
10
2
4
2
0
10
1
0
0
4
0
4
2
0
0
0
0
0
4
0
1
0
0
0
7
0
0
0
2
0
0
0
0
0
0
0
0
0
0
12
0
5
0
0
4
2
0
0
0
2
2
54
3
0
0
1
0
0
3
0
0
13
10
2
0
18
0
0
0
0
0
0
1
2
3
7
4
2
0
0
0
181
4
0
0
0
9
0
63
4
1
0
0
0
13
2
4
0
2
10
0
0
0
42
4
2
10
7
2
0
0
2
1
0
2
2
0
0
0
0
5
4
3
0
0
7
0
0
1
0
0
0
0
0
0
0
0
0
10
12
20
0
0
0
0
192
2
7
0
2
0
0
37
2
7
10
10
0
4
10
10
0
0
0
1
0
0
0
3
8
0
0
0
0
1
0
0
7
0
2
0
0
1
2
0
0
10
2
0
0
1
2
2
2
0
0
2
0
0
1
0
2
0
7
0
0
0
7
37
0
4
92
0
0
20
0
0
2
0
0
4
0
2
7
13
0
0
0
0
0
40
0
2
26
2
0
0
0
2
0
0
0
4
1
0
10
13
3
0
0
0
0
0
0
2
0
4
0
2
12
2
0
0
20
0
5
2
3
4
4
0
0
0
0
2
0
0
0
0
0
2
0
0
10
0
0
4
3
0
0
1
0
0
0
0
0
0
2
2
2
12
2
2
0
3
0
2
0
63
0
2
2
2
20
0
1
2
2
0
4
0
1
0
0
3
4
40
0
0
58
0
2
0
0
2
10
0
2
0
4
0
0
4
10
0
0
108
7
0
0
2
0
4
0
2
2
10
0
0
0
4
4
0
0
0
4
0
2
15
2
1
0
0
2
0
2
0
0
2
0
0
0
0
0
0
7
4
4
4
1
0
0
0
2
0
4
0
0
0
0
0
3
0
0
10
7
4
2
0
0
10
4
0
0
3
0
0
2
0
0
4
2119
10
0
4
0
0
2
2
0
0
0
0
0
7
2
0
0
4
10
0
0
3
0
0
0
4
2
18
0
0
0
2
201
0
2
10
5
0
0
0
0
3
2
0
0
10
2
2
1
0
0
0
0
0
0
0
0
0
2
1
0
2
100
2
0
13
0
0
0
4
2
0
2
0
0
0
0
0
2
0
0
4
10
3
0
0
0
0
0
2
0
0
1
0
0
0
0
0
0
3
2
2
2
0
9
2
0
0
42
2
2
7
2
0
10
2
10
0
4
13
0
1
2
0
0
0
4
2
4
0
0
3
2
2
2
2
4
0
4
2
0
0
0
4
2
4
0
0
0
10
1
4
7
2
4
2
0
1
1
1
0
0
0
0
0
4
0
0
7
0
0
0
0
1
0
58
0
3
0
0
0
0
0
10
4
2
4
0
0
0
0
10
0
0
2
0
0
3
2
0
362
0
0
0
0
0
0
4
0
0
0
0
4
0
0
0
0
2
0
2
0
0
12
3
0
0
2
0
2
0
1
10
3
2
2
2
3
1
3
0
0
7
0
2
2
0
0
0
4
0
4
0
0
10
10
74
0
2
4
0
2
4
0
10
10
0
2
0
0
1
7
0
2
10
2
2
0
0
0
0
0
0
0
0
0
2
10
10
0
0
2
0
3
3
2
1
1
1
7
0
0
4
12
10
0
0
0
0
0
7
2
3
0
0
0
2
95
0
0
1
13
2
2
7
3
0
0
0
40
0
2
0
2
2
0
13
0
7
2
0
0
3
4
4
0
0
10
37
0
0
2
10
0
0
1
3
3
2
0
2
10
10
4220
3
2
3
0
2
0
0
2
0
10
7
0
10
0
0
0
0
3
2
0
3
10
4
2
4
0
0
4
0
0
3
0
2
0
7
4
0
0
0
1
0
57
2
0
0
0
0
4
7
0
2
0
20
7
0
0
0
2
2
2
0
0
0
0
4
0
4
2
13
13
0
3
0
2
0
0
10
0
0
0
1
0
0
0
0
63
0
4
0
0
63
1
0
0
0
2
2
125
7
0
2
2
2
0
0
4
0
0
0
1
0
3
0
4
2
0
0
25
7
0
0
0
0
0
0
0
2
63
0
0
4
0
0
0
0
0
0
0
0
0
10
0
12
88
3
0
0
37
3
0
7
2
0
0
0
2
0
2
0
6
0
0
0
0
2
3
2
0
4
0
0
0
0
0
4
0
2
0
13
0
63
7
4
0
0
0
0
3
2
0
2
3
0
0
0
0
2
2
3
0
20
2
0
0
0
1
2
10
4
0
0
2
37
0
0
4
1
28
13
0
0
0
10
10
2
4
0
3
2
2
4
0
63
13
2
0
3
2
1
10
0
3
2
0
0
99
0
0
0
0
0
13
2
12
0
0
0
409
0
0
0
0
0
0
3
0
3
2
0
3
5
0
0
0
0
5
3
3
10
0
2
0
3
0
0
10
0
0
0
0
0
0
10
1
1
34
0
0
10
2
0
1
2
2
1
10
0
2
0
0
0
4
0
0
0
0
3
0
0
10
2
10
12
0
0
0
0
0
0
0
20
7
0
0
10
20
2
0
0
0
0
2
10
10
13
0
1
0
0
2
5
0
0
0
0
0
0
0
0
0
2
0
2
0
3
10
0
32
2
0
3
0
39
3
0
0
4
0
10
2
3
0
1
0
4
10
4
2
2
0
4
10
0
0
1
0
0
4
0
0
2
0
12
37
0
0
0
0
3
3
2
0
0
0
0
0
0
179
2
4
1
0
0
2
0
3
34
2
0
0
0
0
2
0
4
0
10
0
5
4
2
2
0
3
1
0
0
2
10
2
4
0
0
1
2
63
0
2
2
10
0
0
0
0
2
10
2
2
0
0
2
0
40
0
98
1
0
10
0
0
0
4
2
2
2
0
0
4
3
0
0
0
2
0
13
0
0
0
4
20
0
4
10
0
0
0
4
10
10
0
0
0
1
63
0
7
7
2
4
0
2
57
4
0
2
0
2
0
10
4
4
2
0
2
0
0
0
3
0
0
0
0
0
0
0
0
0
0
2
0
0
0
2
0
2116
0
2
1
0
0
7
0
0
4
0
7
1
3
0
2
2
4
0
0
2
2
0
0
0
0
0
1
0
0
0
13
0
0
4
10
1
3
2
4
1
0
2
7
0
0
10
0
0
0
0
2
2
0
0
5
0
0
0
0
3
0
0
4
10
2
0
0
2
4
3
0
0
0
2
2
0
0
2
30
0
0
2
0
2
2
2
5
3
0
2
0
0
0
0
0
0
0
4
2
10
2
0
0
0
3
0
0
0
0
2
10
2
1
2
1297
0
0
3
10
0
0
3
0
2
0
0
2
0
0
0
0
2
0
6
0
0
2
2
0
7
0
0
2
0
37
0
2
13
2
0
3
0
4
2
3
3
0
0
0
1
0
26
0
0
0
0
1
0
0
42
0
0
0
7
0
0
0
0
0
0
2
2
3
2
1
0
3
0
2
0
2
2
0
0
4
10
0
0
0
1
2
0
3
2
2
3
2
4
2
2
10
0
0
10
7
2
2
0
3
4
0
2
2
0
0
0
28
0
0
20
0
10
0
2
0
0
4
0
0
0
0
5
3
0
5
0
2
6
7
0
0
2
0
0
0
225
7
0
0
0
12
0
0
10
2
2
1
66
1
2
0
0
2
0
26
0
0
0
0
0
0
0
0
0
7
0
0
2
2
0
6
0
7
7
0
2
3
1
1
0
0
10
10
0
0
3
0
2
0
2
2
0
0
0
10
0
0
7
0
0
0
2
0
0
0
7
0
2
7
0
10
10
10
2
0
0
0
63
2
1
4
0
0
1
0
2
37
10
0
2
0
1
0
0
0
0
0
0
0
317
2
2
0
2
2
0
5
6
0
0
0
0
0
0
20
0
0
1
10
0
0
0
0
10
0
0
0
181
0
0
4
0
0
7
113
0
0
0
0
2
0
1
0
7
0
0
0
0
0
3
0
3
2
0
0
0
0
2
0
4
2
0
1
7
108
0
0
2
2
0
2
0
2
0
10
0
0
0
10
15
2
0
2
0
0
0
1
7
0
0
0
0
0
0
0
0
0
10
2
0
3
63
0
13
0
0
3
2
0
0
0
0
0
3
0
0
0
2
7
1
3
4
4
0
2
0
7
0
4
0
0
0
0
0
2
0
0
2
3
10
0
2
2
0
1
0
0
13
40
0
4
2
0
21
0
3
0
10
0
0
149
4
12
0
0
0
0
0
2
4
2
2
0
0
0
2
0
3
2
2
4
0
0
0
0
10
0
32
1
0
2
0
0
10
2
2
0
0
0
28
0
0
4
0
2
2
2
0
1
0
0
0
0
2
0
1
0
0
0
20
10
0
4
0
3
0
10
7
1
0
4
4
0
2
0
3
0
4
2
0
0
0
0
10
10
2
0
0
2
0
0
0
0
0
2
0
5
0
0
2
0
0
0
7
0
0
0
2
0
0
1
2
0
4
0
2
0
7
7
0
0
2
4
108
7
0
7
1
0
0
2
0
0
3
0
10
0
0
2
0
0
0
0
4
0
0
0
2
0
1
5
2
1
0
4
0
0
12
2
10
2
0
0
2
0
0
0
10
2
7
2
0
0
0
0
0
10
0
2
0
2
0
0
4
2
4
7
0
4
0
0
0
2
63
0
0
0
1
0
0
0
63
2
2
2
4
0
0
10
5
0
0
0
2
2
0
0
2
6
0
2
0
0
3
2
7
95
0
10
2
2
0
0
0
0
2
151
2
4
2
0
2
3
2
0
13
0
2
2
0
3
2
0
10
10
2
2
0
0
7
10
0
6
1
0
4
4
0
20
0
0
63
143
13
3
0
12
2
0
0
10
0
42
0
0
0
0
0
2
7
42
0
13
2
7
0
0
0
0
0
0
0
2
2
2
2
10
0
0
0
0
0
2
1
0
0
5
7
0
10
0
225
0
0
20
2
0
0
9
0
20
0
3
0
2
4
2
4
12
0
0
0
4
0
0
0
0
0
0
7
0
0
10
3
0
2
0
4
0
2
2
0
0
0
7
10
3
0
0
10
0
2
0
4
0
7
0
0
0
0
4
2
0
2
2
3
2
2
3
3
0
0
5
2
3
0
4
10
0
0
0
1
34
0
0
0
0
0
2
1
0
4
1
0
2
4
0
0
0
0
0
0
1
7
0
10
20
3
0
3
0
0
0
0
4
0
13
2
0
2
2
7
0
0
0
5
0
4
0
2
4
2
0
0
13
3
0
2
4
0
1
0
0
63
10
2
20
0
0
0
3
7
40
0
0
0
1
2
0
0
0
7
0
3
10
0
0
13
37
2
698
0
0
0
0
1
0
4
1
0
10
2
10
2
0
2
2
2
0
12
0
4
0
0
2
0
0
0
10
0
10
0
1
2
2
2
0
10
2
0
2
0
2
0
0
0
1
2
0
0
3
0
2
7
0
2
2
1
0
2
7
0
0
0
3
4
0
0
2
4
0
0
10
0
0
10
0
20
0
3
5
0
2
0
0
0
4
0
3
3
0
10
0
0
2
0
0
0
2
4
0
0
0
0
10
0
0
2
1
0
0
0
0
7
0
0
0
0
2
0
2
2
0
20
2
0
0
2
0
0
0
0
0
0
0
4
3
0
0
1
0
7
4
40
0
63
0
3
1
2
2
12
2
4
0
0
7
0
2
12
0
2
3
0
4
0
2
2
0
876
2
0
0
2
2
155
4
0
0
2
0
2
2
10
13
4
0
0
0
0
0
0
2
21
2
53
0
7
12
0
0
0
2
10
0
0
1
0
0
0
3
0
2
0
3
20
0
0
0
0
0
0
63
2
7
10
2
1
3
2
0
3
2
34
2
57
0
0
3
0
10
70
2
0
0
0
0
0
0
0
4
7
12
4
0
0
0
4
0
0
0
2
5
0
3
2
2
2
0
12
0
0
290
0
0
0
10
0
0
10
2
0
1
0
0
0
99
0
0
0
2
1
7
0
0
0
2
0
0
123
2
0
0
1
0
0
63
0
0
2
0
201
3
0
0
0
0
0
2
0
0
2
0
2
1
89
0
0
0
0
0
0
0
0
0
0
0
0
7
0
0
0
2
10
2
0
4
0
2
0
4
0
0
2
0
0
10
1
0
2
0
0
0
7
2
0
0
24
0
65
13
4
0
10
3
0
0
7
2
0
0
4
0
2
2
2
0
0
3
0
0
1
2
3
0
0
7
0
0
2
0
2
4
0
0
2
0
0
7
2
10
2
7
0
0
2
3
0
10
5
3
0
0
1
1
4
0
3
2
0
2
7
0
0
0
2
4
2
0
0
4
0
0
0
0
0
0
0
0
0
0
0
4
0
0
0
0
1
66
0
10
0
7
0
0
0
34
0
0
0
0
4
0
3
181
0
20
4
2
2
2
12
2
0
0
3
0
13
7
0
0
0
4
0
0
2
0
0
0
4
3
11
0
7
0
0
4
0
0
2
10
0
0
0
0
0
4
0
2
0
0
2
0
0
0
4
1
0
0
2
0
0
2
0
2
0
4
0
4
0
0
2
0
2
0
0
0
3
2
0
2
58
0
0
4
0
0
0
1
10
0
0
0
0
4
2
0
0
7
4
10
0
0
20
0
0
0
40
0
1
0
0
0
0
13
3
0
0
0
0
1
0
4
10
2
0
0
0
4
0
0
2
13
0
0
0
0
0
0
0
2
10
10
2
3
1
0
0
0
0
3
13
7
4
0
0
0
7
0
2
12
7
1
4
7
0
4
10
164
1
0
0
2
4
7
4
0
0
0
0
0
0
4
0
0
4
0
3
0
2
0
1
0
0
0
0
0
0
3
26
2
4
0
2
0
0
10
0
0
0
0
2
0
0
0
0
2
0
0
15
2
0
3
63
3
0
2
0
7
2
7
4
3
6
2
7
0
0
0
0
2
0
7
3
4
3
3
0
0
0
0
0
0
7
3919
4
0
0
7
0
2
0
0
7
13
2
12
3
7
190
0
0
0
11
5
4
0
0
0
18
4
7
0
2
2
0
2
0
10
12
0
0
4
2
0
2
8
0
0
0
7
0
0
2
7
42
3
0
2
3
7
0
2
1
10
3
2
0
7
0
0
1
0
10
0
0
4
0
0
2
0
0
0
4
2
2
4
40
7
2
0
0
0
42
4
2
10
0
0
0
0
12
0
0
0
3
0
0
2
0
0
0
0
10
0
0
0
99
0
435
142
0
10
0
0
2
4
0
0
2
0
0
2
65
1
4
2
0
0
1
0
0
13
0
0
4
4
1
1
2
431
2
0
2
0
2
2
20
2
0
2
3
2
0
0
0
2
2
0
0
0
20
7
0
0
4
1
0
1
0
5
3
10
0
63
0
0
0
0
0
0
2
0
0
7
0
1
1
7
2
0
40
4
3
0
1
4
1
2
0
0
0
0
2
1
0
0
0
0
0
0
0
2
0
1
2
3
1
0
0
3
0
7
0
2
5
2
0
10
0
4
0
0
2
1
0
2
0
2
0
2
3
1
1
0
10
3
4
10
0
0
2
2
0
0
4
0
0
3
0
2
0
0
7
0
0
10
0
1
0
1
10
0
0
2
8
2
0
0
0
2
0
1
0
0
0
0
0
0
7
0
0
0
0
0
0
2
3
0
0
0
0
1
2
2
379
4
0
3
0
0
0
2
0
0
4
4
0
7
37
4
0
2
0
2
23
0
0
0
4
2
10
2
12
0
0
7
0
3
0
0
4
10
0
1
4
58
0
2
0
0
0
3
0
0
0
1
0
0
0
2
0
0
37
3
0
1
440
4
0
0
4
2
0
2
0
0
4
2
0
0
0
0
10
0
0
1
0
2
2
2
4
0
3
2
2
10
0
0
0
3
0
7
2
0
42
0
3
0
0
2
3
10
0
0
0
0
7
10
0
0
7
0
0
0
2
10
0
1
2
0
0
0
1
0
2
10
0
13
4
2
0
0
10
0
0
0
0
20
2
2
0
0
26
7
7
1
0
3
0
3
2
1
4
3
0
37
10
2
0
2
7
0
2
0
0
0
0
3
0
0
2
2
5
0
0
2
0
10
4
0
2
0
0
0
2
3
0
4
0
0
40
0
13
14
40
0
1
0
12
2
3
0
0
0
0
3
2
0
7
4
0
0
2
0
5
0
0
0
12
2
0
3
4
1
10
13
0
0
0
10
2
4
0
12
7
4
0
0
0
4
0
0
4
0
0
2
0
0
0
2
0
10
2
0
3
0
3
0
7
0
0
0
0
0
4
2
0
13
3
7
0
2
2
2
0
0
0
5
4
2
0
2
7
0
10
0
37
0
5
0
0
7
3
0
0
0
0
0
7
10
0
0
0
0
2
0
0
2
1
0
0
2
42
3
2
4
3
0
3
0
0
0
7
0
4
0
0
3
0
0
0
3
0
0
0
0
4
0
0
0
4
2
0
10
0
0
7
0
0
3
0
0
0
0
0
2
2
0
3
13
63
10
0
2
2
2
0
0
2
8
10
2
0
0
0
0
2
1
0
7
3
2
4
3
0
0
3
0
2
3
63
0
0
0
0
2
10
0
0
0
10
4
3
3
0
0
0
0
0
2
57
0
7
0
0
0
0
53
3
0
2
3
0
0
0
0
0
1
0
3
0
13
10
4
0
0
7
0
0
1
2
3
2
0
10
0
7
0
0
0
0
0
10
0
2
1
0
0
7
0
0
0
0
0
7
4
2
0
10
0
23
0
4
2
0
0
0
10
10
3
0
0
0
0
40
0
0
1
7
0
10
4
3
13
0
4
0
0
7
0
0
0
0
0
10
0
13
0
4
7
0
12
0
10
1
2
2
0
3
0
0
0
0
12
0
0
0
10
2
0
4
2
0
20
0
10
2
0
0
0
3
155
7
40
0
0
4
1
0
1
0
2
0
10
4
2
2
7
7
0
0
0
0
3
1
0
0
3
0
0
2
0
0
4
0
0
4
0
0
0
0
0
7
0
2
0
4
0
0
0
1
63
0
0
0
27
0
10
2
0
2
0
0
0
0
0
0
0
2
0
0
4
0
10
7
2
0
2
20
3
0
20
1
0
7
40
5
0
0
4
0
3
37
0
3
0
0
57
0
7
0
7
4
0
0
0
0
0
0
4
42
0
0
10
0
3
7
0
0
3
2
0
0
0
3
0
2
0
0
0
2
3
122
3
3
2
0
3
0
3
0
0
3
3
2
1
0
0
0
0
2
4
0
0
0
0
7
0
0
0
0
2
7
0
0
4
0
17450
4
4
10
0
0
0
0
3
2
0
3
0
3
0
1
0
4
2
2
10
0
0
0
2
0
0
2
1
0
0
0
2
0
4
7
0
0
0
0
0
2
2
0
4
0
4
0
3
0
0
0
3
12
10
0
0
0
0
10
0
2
0
0
0
0
0
0
1
0
2
0
2
0
0
0
13
4
2
0
2
1
74
2
0
7
5
10
2
0
0
1
2
4
0
20
3
2
2
4
0
0
2
4
0
0
25
0
0
0
0
0
40
0
0
392
4
0
0
0
0
4
2
4
0
10
2
2
12
0
2
0
0
0
0
0
2
0
3
0
0
0
3
0
3
2
0
0
0
1
0
12
0
7
13
2
0
2
10
0
0
0
1
0
0
2
0
134
2
4
0
0
1
0
0
0
0
0
2
0
3
0
0
0
1
0
2
0
0
2
0
0
0
0
0
2
4
0
4
0
0
2
10
1
2
12
36
0
7
10
1
0
4
13
0
0
4
40
0
0
1
4
7
4
2
0
1
10
2
2
0
0
4
0
10
10
36
0
0
7
0
0
0
3
2
0
2
3
3
1
0
0
2
0
4
3
0
3
4
12
0
0
0
2
0
10
4
0
0
2
0
2
0
0
1
42
0
0
10
0
0
14
0
0
0
2
0
0
4
0
0
7
37
0
0
0
2
13
0
0
2
0
0
2
2
0
0
0
0
2
63
0
0
0
2
37
2
2
0
1
0
0
10
3
0
3
2
4
3
0
12
2
0
7
2
0
1
0
7
0
10
0
2
0
2
7
12
10
3
0
4
3
0
6
0
32
1
3
20
42
0
3
0
2
2
2
0
10
0
0
0
0
816
0
4
3
1
7
0
0
0
4
10
3
10
4
0
1
13
4
0
7
151
0
5
3
12
4
0
7
10
0
2
0
0
0
0
0
0
1
0
0
0
0
0
0
0
4
0
0
0
2
13
0
4
0
3
2
0
2
2
63
3
0
10
40
0
0
0
0
37
1
2
37
0
3
0
0
0
1
0
2
0
0
0
7
0
26
0
3
0
0
0
4
0
0
0
4
0
0
10
2
0
0
0
0
0
0
0
0
0
155
0
66
0
40
0
2
2
2
0
2
0
2
0
0
10
0
1
4
1
0
0
2
10
10
0
0
0
2
0
0
4
3
0
0
0
4
0
0
2
0
2
0
0
10
0
2
3
2
3
2
2
0
2
10
0
2
2
0
0
7
0
0
1
0
0
4
0
3
0
0
10
2
2
2
10
4
0
3
2
2
2
3
0
2
0
2
0
0
0
100
0
3
0
2
10
0
59
2
0
0
10
0
0
3
2
0
0
4
2
4
3
3
1
0
0
0
2
2
0
2
0
0
0
4
0
0
0
0
2
1
0
5
1
0
4
0
0
2
0
0
2
0
0
0
0
0
27
2
0
0
0
0
0
0
2
3
0
1
0
0
0
0
1
4
2
0
3
4
0
0
86
0
2
0
0
0
2
0
2
2
0
0
3
10
0
2
5
0
2
0
2
0
0
0
1
10
0
20
0
0
0
2
2
7
0
0
0
2
0
2
2
3
0
0
0
0
7
0
123
10
34
1
0
4
1
0
0
7
0
2
7
4
2
0
0
0
0
1
2
0
3
2
7
0
0
0
4
1
4
0
0
0
1
0
0
0
4
0
0
0
0
0
3
1
20
0
4
7
0
0
2
10
1
0
2
0
0
0
463
0
2
3
0
6
0
20
1
0
0
0
0
0
3
0
0
0
10
0
0
2
3
0
0
5
0
4
7
4
1
0
0
20
1
0
7
0
57
2
2
2
0
256
0
3
1
0
4
2
0
2
0
2
7
7
0
7
7
2
1
0
2
0
13
4
4
0
0
0
0
4
0
7
0
4
0
0
0
5
0
0
4
0
2
4
0
0
7
0
10
0
2
1
0
3
0
0
10
2
0
7
0
4
2
0
0
2
3
0
0
10
0
3
0
4
63
2
0
0
0
0
0
0
0
3
0
0
0
0
10
5
0
0
2
1
3
0
0
0
10
0
0
2
0
2
0
2
0
0
0
10
4
2
3
0
0
0
0
0
2
0
7
0
10
0
0
0
0
0
0
3
0
10
2
0
10
37
0
0
0
3
0
2
0
7
0
0
1
4
0
4
0
0
0
2
0
2
0
10
2
0
10
0
0
10
0
0
0
2
1
2
0
0
0
0
7
0
10
7
0
0
53
3
4
15
0
0
0
0
2
0
0
0
0
2
0
37
10
0
2
0
0
0
2
2
4
0
0
3
1
0
12
0
2
435
0
0
0
2
2
7
2
0
1
0
2
2
2
0
0
2
2
1
0
4
0
42
37
2
3
10
0
3
0
10
1
0
0
10
0
2
0
7
2
0
0
4
0
0
10
0
2
0
3
2
0
0
0
103
0
0
3
0
7
0
10
4
37
1
0
2
0
3
7
0
2
2
2
1
0
0
0
2
10
3
0
0
4
0
2
4
0
10
0
2
0
0
0
0
0
10
4
2
0
0
0
2
122
0
0
0
2
0
0
0
0
0
10
0
3
0
0
3
0
0
0
0
4
0
37
0
2
0
2
0
2
2
0
2
2
0
0
0
0
0
0
40
0
10
4
0
0
0
0
2
2
0
2
0
1
2
3
2
4
4
0
10
0
2
1
0
0
4
0
3
0
4
0
0
1
0
0
4
0
0
2
0
1
6
0
0
4
2
40
4
0
2
4
4
0
4
0
4
0
0
0
3
0
0
0
2
10
0
0
0
4
4
0
0
10
0
0
0
0
0
0
0
5
4
2
0
4
0
3
195
0
0
2
0
7
0
0
2
0
10
1
4
0
0
0
4
4
2
0
0
0
1
4
2
227
0
0
2
0
2
2
0
10
0
0
0
0
0
10
0
2
10
0
2
2
0
0
0
0
4
2
0
2
18
40
0
1
7
2
2
0
7
0
2
201
3
0
0
12
2
3
0
0
0
3
2
0
0
2
0
20
4
7
0
7
1
0
7
0
1
0
0
2
3
4
0
0
12
2
2
3
0
0
0
2
0
5
0
0
0
0
2
2
7
0
0
21
0
0
0
2
0
20
0
10
0
0
13
2
7
2
0
4
0
6
0
1
0
10
0
20
7
2
0
0
13
0
1
7
1
0
7
2
10
0
0
0
2
2
2
0
2
2
4
0
0
3
4
0
2
2
0
0
0
13
3
0
0
4
5
3
0
0
0
2
0
0
0
0
0
2
0
0
4
0
0
0
0
0
4
7
2
4
0
4
87
13
0
2
57
10
2
12
0
2
0
0
0
37
0
0
0
0
0
63
0
1
2
0
4
2
0
0
7
0
0
0
0
0
0
0
2
0
2
0
0
0
0
0
2
0
0
0
0
4
0
1
12
40
0
10
3
0
0
3
0
0
0
4
0
2
0
7
7
0
2
2
3
2
2
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
4
0
1
3
0
3
10
0
0
0
1
0
4
10
0
2
0
123
0
0
0
4
10
1
0
4
0
0
0
2
1
3
0
4
2
0
0
1
0
0
0
10
10
2
125
0
0
0
7
0
0
4
1
0
2
2
0
3
1
2
12
36
0
34
0
2
1
3
0
0
0
2
10
3
4
2
7
0
113
3
0
0
5
0
2
0
7
0
0
0
0
0
10
0
0
3
2
0
0
0
0
0
0
0
0
0
0
0
7
12
2
2
0
0
0
0
0
3
0
0
2
0
0
2
0
0
14
2
3
0
2
0
0
2
0
7
0
2
2
3
0
0
10
3
1
0
0
0
7
0
5
0
2
0
10
0
0
2
0
1
4
0
2
10
3
0
124
2
15
0
0
0
0
2
0
0
2
2
4
0
0
3
4
0
2
0
0
0
0
0
0
5
4
0
0
2
0
0
0
4
0
0
3
1
0
0
63
2
2
2
0
0
7
0
0
0
0
0
0
4
113
0
0
2
3
2
2
0
0
2
4
4
0
0
511
4
0
4
0
0
8
1
3
7
4
0
0
0
0
0
0
0
1
2
3
0
2
0
0
0
0
20
0
0
1
4
0
7
4
0
0
0
10
2
0
0
0
0
1
10
0
0
0
7
4
0
0
4
0
0
3
2
0
2
0
0
0
10
4
13
0
2
3
2
0
0
10
0
63
0
4
3
0
10
0
1
3
0
0
0
0
0
2
0
10
0
0
2
26
0
0
0
0
0
3
1
3
13
2
0
20
0
0
0
0
0
151
10
0
0
0
3
0
0
0
0
4
2
0
4
12
3
3
0
0
4
0
0
4
0
20
0
0
0
0
3
0
10
0
34
0
0
2
2
0
0
0
2
8
7
2
0
0
0
10
0
2
0
4
2
2
10
2
2
10
0
7
0
5
0
2
2
1
0
2
0
4
2
63
2
13
3
0
2
8338
4
2
0
0
0
4
7
0
2
4
6
3
63
0
2
0
0
2
2
7
4
0
7
12
4
0
1
0
0
12
0
2
10
10
2
0
0
0
0
0
10
0
0
4
10
20
0
3
2
7
0
3
0
0
3
0
37
2
3
0
10
0
3
0
0
4
0
7
2
2
0
2
0
4
0
0
0
1
2
0
3
0
0
3
0
0
2
2
0
1
2
0
2
7
3
2
0
18
0
0
0
4
2
0
0
21
7
0
1
2
0
0
2
1
0
10
0
0
0
10
4
0
0
0
0
2
40
0
0
0
2
0
0
4
0
10
0
0
0
3
1
0
0
0
0
0
0
2
3
1
3
0
0
0
0
0
2
0
2
0
2
0
0
0
0
2
0
0
0
0
10
0
0
4
2
2
0
1
0
0
0
0
2
0
0
0
7
0
2
0
59
2
3
0
0
3
113
0
7
10
0
20
2
0
0
2
0
0
0
0
2
2
66
13
0
0
0
10
0
7
0
3
0
0
0
2
3
0
0
0
0
0
2
0
0
7
0
7
0
2
10
3
1
0
2
0
0
1
13
7
10
0
0
2
0
0
0
1
0
13
3
0
7
2
0
4
1
18
3
10
0
4
0
0
0
0
2
2
0
0
0
2
0
0
1
10
0
0
2
40
0
0
0
2
2
1
0
0
0
2
1
4
3
2
0
4
0
0
2
1
1
4
0
0
1
2
0
0
0
5
0
0
0
1
0
2
5
0
0
4
0
0
0
4
63
3
3
10
10
0
0
3
1
4
63
0
0
0
0
0
0
0
3
0
2
2
0
0
0
0
4
2
3
0
4
10
0
2
4
0
0
0
0
0
0
0
0
7
14
4
0
0
10
7
0
0
0
2
0
0
2
1
4
2
0
3
0
0
0
1
1
1
0
0
2
0
2
3
0
4
2
0
0
7
2
1
1
0
0
0
2
0
0
0
63
2
63
4
0
2
1
0
0
0
0
2
0
0
10
10
1
0
0
4
0
2
0
2
5
0
2
0
0
3
0
0
0
2
0
12
0
2
3
0
0
0
0
0
10
12
0
0
0
0
2
4
1
152
0
0
2
1
0
0
2
2
0
0
0
7
2
7
0
3
2
0
0
2
4
0
0
2
3
3
7
2
0
2
20
0
4
0
0
4
7
2
0
2
0
0
3
0
0
3
1
5
2
0
31
0
0
0
10
0
0
0
3
124
7
2
12
0
4
0
2
4
2
0
0
0
0
4
3
0
205
2
0
7
0
0
2
0
0
0
10
5
13
0
4
13
0
3
4
0
61
0
0
0
151
2
0
0
0
0
0
3
4
0
10
2
2
4
12
2
0
0
2
0
0
0
10
10
10
4
3
0
2
1
7
0
0
0
10
0
2
7
2
0
2
0
1
4
0
2
0
3
0
104
0
2
37
0
0
0
0
0
0
0
3
0
10
0
0
0
0
0
0
1
10
2
3
2
0
0
4
12
20
3
0
2
2
0
0
0
0
1
4
4
0
10
0
151
0
0
7
2
0
0
4
0
31
2
0
1
4
7
12
0
0
0
3
0
10
497
2
0
2
2
0
4
7
0
0
0
2
4
0
3
265
2
0
7
13
0
3
7
0
2
0
0
0
0
1
0
0
3
0
102
0
4
534
0
0
0
0
0
0
0
4
4
0
0
5464
0
0
1
0
0
20
0
10
10
0
0
0
4
0
3
3
12
0
0
0
2
2
2
0
0
1
0
2
0
0
0
0
12
0
0
0
0
0
0
4
4
2
7
3
13
0
0
0
0
3
0
12
2
10
0
0
0
0
4
0
0
0
0
0
0
3
3
4
0
0
4
2
2
4
0
0
2
10
0
0
2
2
0
0
0
0
4
3
0
2
10
0
7
0
0
0
0
2
2
10
0
0
0
0
0
0
0
0
0
20
0
5
0
3
0
2
0
2
0
5
4
0
0
1
0
10
10
2
0
0
0
2
0
0
0
0
0
2
0
0
4
3
0
0
4
0
0
0
2
0
0
0
0
3
0
0
2
0
2
0
2
4
2
0
0
0
3
40
5
0
72
0
0
10
10
0
0
0
1
2
4
3
42
0
14
2
0
4
0
0
0
2
1
0
4
2
10
0
2
10
4
7
10
0
10
0
1
179
2
0
0
0
20
1
0
0
0
7
10
0
0
0
0
3
0
10
0
0
0
4
12
5
15
0
0
3
0
0
1
1
0
0
5371
0
0
3
2
21
3
0
0
3
0
2
0
0
0
10
0
10
7
0
0
0
28
0
0
1
4
2
0
0
0
4
0
1
0
0
0
2
0
2
20
0
0
0
0
0
0
2
0
2
42
0
1
0
0
2
0
0
13
4
0
0
0
0
0
0
4
24
4
3
0
4
0
0
4
0
0
4
0
4
0
2
0
0
392
0
10
0
4
2
4
0
0
0
2
0
0
4
0
0
4
10
57
2
7
2
4
2
0
12
0
2
4
7
0
0
0
0
10
20
0
0
0
0
0
0
2
0
2
0
1
4
0
1
3
0
0
0
2
37
0
10
1
0
2
0
2
3
0
0
0
7
2
0
0
4
0
4
2
2
0
4
0
0
2
0
10
4
2
0
0
2
0
10
2
0
0
4
0
0
0
0
0
0
10
0
0
3
0
4
0
7
0
0
0
1
2
0
0
141
3
0
0
0
2
0
0
7
1
7
0
0
7
0
2
2
7
4
2
0
0
0
2
2
0
4
0
0
2
0
0
0
1
10
0
20
4
0
0
4
7
1
4
104
0
0
0
0
0
0
0
7
20
3
0
0
10
0
0
0
0
0
2
0
1
0
0
10
0
2
0
2
2
0
2
0
3
0
2
3
172
1
0
10
2
0
2
0
10
0
3
2
0
0
0
0
113
2
0
2
0
20
0
3
12
2
0
3
7
0
0
701
42
2
20
0
0
0
0
0
1
2
0
0
7
10
2
4
0
0
2
0
2
2
4
13
2
6
3
3
0
0
3
13
3
0
0
0
0
0
0
0
0
1
0
2
7
0
2
2
4
7
1
0
0
0
6
0
10
3
4
1
2
3
0
7
0
2
0
11
54
7
10
4
3
0
7
0
0
1
0
7
0
0
0
4
2
0
0
0
1
2
0
13
1
0
0
0
2
0
10
0
2
0
2
0
0
0
3
0
1
3
0
0
0
0
0
0
0
0
2
4
153
0
0
37
0
0
0
0
0
2
0
3
0
0
4
10
53
3
0
7
12
23
2
7
10
0
5
0
0
0
0
7
0
0
0
7
0
3
0
10
2
2
4
2
3
3
0
7
0
0
0
2
0
7
0
0
0
0
0
0
4
2
0
4
0
10
0
0
0
3
4
0
3
22
1
0
0
0
0
0
0
3
20
0
0
0
1
0
0
2
2
0
0
5
0
2
0
298
1
0
1
14
0
0
0
0
34
0
6
0
2
1
0
4
2
0
7
0
2
0
0
0
52
1
2
0
0
10
0
0
0
0
2
0
2
0
4
15
0
0
0
2
4
1
7
0
12
2
0
0
3
4
10
7
0
0
1
4
0
0
0
0
7
2
1
2
0
10
0
100
2
2
63
0
4
0
0
63
2
10
0
12
0
0
0
0
0
2
10
10
3
0
0
7
0
0
2
7
0
0
0
0
2
0
2
0
7
0
2
3
10
2
0
2
2
18
0
0
0
4
1
4
0
10
1
14
2
10
2
13
0
10
13
10
0
0
40
2
37
10
2
0
0
0
0
0
0
2
4
10
0
7
0
2
3
0
7
0
2
2
0
2
0
0
2
0
2
0
0
4
3
0
2
1
0
0
2
2
0
3
1
7
0
0
2
7
0
0
1
0
10
0
0
4
0
12
2
12
0
0
0
2
0
12
2
0
0
2
7
0
10
0
0
4
3
10
0
4
0
0
2
2
0
3
0
12
0
0
2
2
7
125
0
7
4
0
4
3
0
0
12
1
0
0
0
3
0
10
0
0
4
2
0
10
0
0
2
1
0
0
2
0
1
13
0
0
7
3
0
0
12
0
3
0
0
2
0
0
0
0
10
0
0
7
0
53
3
2
2
0
0
0
0
0
42
0
42
3
3
3
40
3
3
2
0
4
1089
0
2
10
4
0
7
2
10
0
63
0
0
7
0
12
0
20
0
4
0
2
2
0
10
0
3
0
0
1
10
3
4
2
2
2
0
2
0
2
10
3
0
2
0
2
2
0
0
0
2
2
0
0
2
0
0
0
0
34
0
5
10
0
0
0
0
2
2
2
5
0
3
0
0
2
2
0
7
0
0
0
0
0
0
123
10
2
12
4
4
20
10
3
0
3
0
0
12
0
7
0
0
0
1
7
2
0
63
2
0
0
0
0
2
0
1
3
0
2
1
0
0
6
10
3
2
0
0
0
0
2
1
0
0
0
0
0
0
13
0
7
0
0
0
2
0
2
2
0
2
10
0
0
5
0
0
0
6
0
13
3
3
0
0
0
0
0
0
1
0
0
10
0
3
4
0
0
2
0
0
0
0
0
0
0
0
1
0
0
0
4
10
0
0
0
0
0
0
0
10
0
3
7
3
2
10
4
10
2
0
0
0
1
4
0
3
201
0
0
0
0
3
0
0
4
0
0
0
3
2
63
2
2
1
0
10
2
2
0
2
16
0
0
0
0
0
0
2
3
0
0
0
2
2
0
0
1
2
0
0
3
0
0
0
0
2
0
3
0
4
0
0
12
7
2
4
10
161
0
2
0
2
0
0
0
4
2
7
2
2
1
2
7
2
0
4
0
1
0
2
3
5
4
0
2
0
0
0
10
2
2
0
0
3
4
0
4
3
28985
0
0
0
1
0
3
7
0
0
0
0
0
0
70
0
2
2
0
2
0
3
10
3
40
2
0
0
4
7
0
0
2
0
0
0
2
0
10
0
0
0
0
2
2
4
0
1
0
0
37
0
0
0
0
1
0
5
2
3
0
0
0
0
0
0
0
0
0
0
0
0
0
5
3
0
10
129
0
0
0
0
10
0
2
1
195
1
0
0
0
2
0
0
0
7
10
2
0
3
4
0
0
0
0
2
10
0
0
1
2
2
0
0
0
0
2
4
3
1
0
0
2
2
3
0
0
0
0
0
146
7
10
1
0
0
1
10
0
0
0
0
0
2
3
0
1
0
0
0
0
2
0
1
0
13
4
0
0
0
0
0
2
1599
1
0
0
0
0
0
0
10
0
4
0
2
0
2
0
0
0
2
0
0
0
1
0
0
2
0
1
0
0
0
2
10
0
7
10
3
12
0
0
0
0
0
3
0
0
0
0
0
2
353
7
2
0
2
0
2
4
10
2
0
0
2
0
0
0
20
2
2
0
0
0
0
0
0
10
0
0
7
5
2
4
199
10
4
0
0
0
4
3
2
0
2
0
7
1
10
0
0
2
0
0
0
0
0
2
13
0
2
0
0
0
1
0
0
0
0
4
0
10
0
3
0
0
2
0
0
0
7
2
0
0
0
0
2
0
12
2
10
0
1
0
2
0
3
0
1
0
1
10
0
2
2
0
0
0
3
0
0
0
0
0
3
37
0
7
0
0
0
0
92
0
0
0
0
0
2
0
0
2
3
0
0
40
1
0
0
20
0
0
3
0
0
0
4
0
7
1
4
10
0
0
0
1
0
2
12
0
2
0
0
3
0
0
0
0
0
2
145
3
2
0
0
5
0
0
0
4
0
2
2
0
5
3
2
0
0
0
0
0
0
3
0
4
1
1
3
0
0
0
7
0
0
4
1
0
0
4
0
0
2
18
2
1
0
0
7
0
2
7
7
233
2
10
0
0
3
2
0
0
0
0
0
0
4
0
0
0
4
0
2
2
0
10
3
0
2
63
1
2
0
63
0
0
0
4
0
74
0
0
2
10
10
4
0
0
10
10
0
4
10
12
0
0
0
2
0
0
0
0
2
0
3
4
2
0
36
4
5
37
2
1
2
5
0
74
4
0
2
4
7
0
10
0
0
12
6
2
0
0
0
0
0
0
0
0
3
2
4
0
0
0
4
0
0
7
3
0
0
65
0
2
0
0
0
0
0
2
4
2
0
3
0
4
0
5
2
0
4
13
3
0
2
2
12
3
0
2
2
10
2
0
10
0
10
0
0
2
2
7
0
0
3
2
2
0
0
0
3
3
0
0
0
1
0
0
10
13
2
0
0
3
0
13
0
7
1
3
2
63
3
0
0
10
0
0
2
2
8
0
0
0
0
10
1
2
0
2
2
0
2
14
6
0
2
0
0
0
0
6
0
1
12
0
0
1
10
0
4
0
0
0
0
0
0
0
0
43
10
0
2
0
0
4
4
2
0
4
0
0
0
0
10
4
0
0
10
0
0
7
0
0
4
0
2
7
0
0
0
0
10
2
0
0
7
2
0
27
2
2
0
2
0
2
0
0
0
0
2
0
0
2
2
1
2
2
5
2
0
0
3
14
164
0
0
0
0
1
2
0
0
0
0
10
34
2
4
10
0
0
0
0
0
0
3
3
63
0
0
0
0
0
0
0
4
0
0
0
3
0
2
2
0
0
1
3
2
1
0
0
4
0
2
4
2
2
7
0
1
12
0
3
12
0
0
4
0
0
2
7
0
0
4
0
0
0
0
0
0
2
0
0
0
0
2
2
1
1
0
0
4
0
0
2
10
2
3
2
13
2
4
0
0
4
2
0
1
0
10
0
10
53
0
0
6
2
1219
1
5
0
0
3
0
2
2
0
10
42
2
2
2
0
0
0
0
0
0
3
4
0
14
0
0
6
53
10
0
1
1
4
0
3
1
0
3
0
2
12
2
0
10
2
0
1
0
0
4
2
1
2
2
0
0
0
2
2
2
12
0
95
0
0
0
2
0
0
10
2
1
0
2
2
4
1
4
2
10
0
0
13
1
0
2
2
1
2
279
10
0
0
63
10
2
0
0
2
4
0
0
2
1
0
2
0
2
0
0
3
0
2
20
0
0
1
4
0
2
3
7
0
1
2
7
0
40
40
20
0
2
4
0
10
0
10
0
0
0
2
0
2
0
7
4
5
0
0
0
0
0
0
2
11
0
2
7
0
0
12
0
0
0
0
0
0
0
3
4
0
2
10
0
2
0
3
0
0
2
0
0
0
0
63
2
2
6
0
10
0
63
0
0
0
0
0
0
0
0
2
6
7
2
1
0
4
0
2
2
0
2
0
4
2
0
0
4
0
12
2
52
0
0
0
40
2
3
0
0
0
1
5
2
23
201
0
0
0
4
1
0
0
7
0
4
4
0
13
10
40
9
0
0
10
0
0
0
5
0
2
0
0
4
0
2
0
0
2
7
3
0
0
1
10
10
0
3
0
2
4
2
0
2
0
13
4
7
0
0
7
3
0
0
4
7
0
40
15
3
4
3
1
0
0
7
0
0
0
0
2
7
0
0
0
2
12
0
0
3
1
0
0
0
4
2
1
4
0
0
0
0
0
66
0
0
0
99
0
2
0
1
0
0
0
1
0
0
3
0
4
1
0
0
0
0
4
0
37
0
0
2
2
0
1
7
10
0
0
0
3
0
1
0
10
2
63
0
26
4
1
0
0
0
2
0
0
10
0
0
12
0
10
0
0
3
0
1
0
5
255
0
0
2
161
640
0
4
0
4
2
0
7
3
0
5
4
0
1
0
0
3
12
2581
2
0
0
2
0
0
7
3
0
3
1
0
2
10
2
0
2
2
0
0
0
2
7
4
100
0
0
1
12
0
6
2
255
0
0
2
0
0
0
0
2
0
0
5
7
0
0
0
0
0
0
2
2
2
0
2
3
2
3
1
0
0
3
2
5
0
5
2
0
1
2
0
2
3
1
0
0
4
2
10
7
0
7
1
0
3
0
1
0
1
2
1
2
0
0
1
0
2
0
0
0
0
1
0
2
0
0
10
2
0
0
0
0
2
0
2
2
10
4
6
0
7
3
0
0
10
0
4
0
7
7
0
0
0
0
0
2
0
0
10
0
0
1
0
7
2
40
0
0
2
0
10
10
0
0
0
0
0
2
2
12
0
2
306
7
2
4
0
1
10
0
0
2
2
0
0
0
0
2
10
0
1
2
0
2
3
0
7
0
0
0
2
0
2
0
0
4
3
0
0
2
5
40
4
0
0
0
2
7
4
3
0
0
20
13
0
0
2
34
3
0
7
2
2
2
1
0
3
0
4
0
0
2
0
0
13
0
2
2
2
7
0
2
0
0
0
0
4
0
2
4
0
4
0
2
0
0
0
10
2
3
0
0
4
2
0
0
0
0
0
4
0
7
0
2
0
1
0
3
0
0
2
0
0
2
4
2
0
0
0
3
7
4
0
0
0
3
0
2
3
0
2
0
0
2
4
2
212
4
0
3
0
0
1
2
2
4
2
7
0
0
0
0
2
0
0
2
0
0
256
0
2
0
3
0
0
3
2
40
3
3
0
0
0
0
2
2
0
10
3
2
0
0
2
2
66
3
21
0
0
0
0
0
0
0
0
2
3
7
2
0
0
0
0
7
7
0
0
2
0
0
0
0
0
2
3
3
0
0
4
4
102
10
3
4
2
10
2
4
0
1
1
4
1
2
12
0
0
0
10
0
0
0
0
10
0
0
1
0
0
0
7
0
2
0
3
0
2
0
3
0
0
0
0
2
2
0
0
2
1
58
0
2
2
0
2
2
0
3
0
0
2
0
0
0
2
0
0
10
2
0
0
3
2
0
2
2
2
0
20
2
0
0
2
0
0
0
4
2
0
0
0
0
0
10
20
0
0
0
0
0
1
10
0
0
0
2
0
3
0
161
0
0
0
2
0
4
3
0
10
0
2
7
3
0
0
0
0
0
2
2
2
0
0
0
63
3
0
2
0
2
20
7
0
2
0
10
0
4
0
1
0
0
3
0
0
0
1
0
329
2
2
2
0
4
2
0
10
0
2
0
0
10
0
0
192
0
4
0
0
0
0
1
0
1
0
0
0
0
2
0
12
7
1
2
0
3
0
0
0
0
0
0
22
0
4
0
0
0
2
7
2
4
2
0
0
0
2
3
10
1
0
0
4
2
0
4
0
0
0
20
0
0
0
0
4
2
2
0
0
7
3
1
4
0
3
2
0
0
0
0
0
0
7
0
0
0
0
10
0
4
0
4
1
1
0
10
0
0
0
0
0
0
0
0
0
0
0
0
0
2
0
3
0
0
4
0
0
0
2
2
42
1
4
0
0
2
0
9
0
2
7
0
0
3
0
1
0
0
2
2
0
2
2
0
0
0
4
0
0
2
2
10
7
2
2
3
0
7
4
0
0
0
0
2
0
0
1
0
0
0
7
0
0
0
2
0
141
5
7
0
0
4
0
2
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
1
0
2
2
0
10
2
4
53
1
0
0
0
3
1
10
0
0
4
0
0
4
0
0
0
0
12
0
7
0
0
4
1
5
2
0
0
0
0
10
3
0
10
0
0
2
12
7
2
3
6
0
0
0
0
4
0
2
4
7
0
4
2
20
10
0
0
0
10
2
4
2
26
2
10
2
0
0
0
0
0
37
2
0
2
4
7
7
0
0
0
0
0
2
0
7
0
3
3
10
0
7
0
2
0
0
0
0
0
0
1
0
0
0
1
2
0
2
0
0
0
0
0
4
0
0
4
4
0
0
0
0
0
2
0
1
0
0
0
2
2
0
0
2
0
0
63
2
0
0
4
3
3
2
0
151
0
2
2
2
0
7
4
1
10
0
0
0
0
0
0
2
0
7
2
0
0
0
0
0
0
0
4
0
3
0
1
0
0
0
0
72
4
0
1
0
0
2
0
4
2
0
0
0
59
0
1
0
0
0
0
0
4
0
4
0
3
2
1
2
2
0
0
0
0
2
0
2
42
0
3
2
0
0
0
0
0
0
10
2
0
0
0
0
1
0
0
2
1
0
0
4
7
0
2
2
2
0
0
0
3
3
12
0
0
0
1
0
0
12
4
0
0
0
3
3
0
0
2
4
13
0
0
0
2
20
0
0
0
0
0
0
0
7
0
1
0
1
0
0
0
10
10
0
0
0
0
0
2
3
0
0
0
0
10
2
0
0
0
1
0
10
0
3
3
2
3
0
0
13
0
0
0
10
4
10
4
0
0
13
0
4
12
2
1
0
7
0
3
0
0
0
2
0
0
2
0
0
2
20
3
4
0
2
0
2
4
0
7
0
0
0
0
7
10
2
0
2
10
0
12
2
2
2
0
4
1
0
6
0
21
72
0
0
0
0
0
0
0
1
0
0
0
2
0
3
0
0
10
0
10
0
0
0
0
10
0
0
3
0
2
0
4
2
0
3
4
0
0
0
0
0
0
0
1
10
4
0
1
0
0
3
0
10
0
1
0
3
0
1
0
0
0
0
2
2
2
7
0
0
2
4
0
1
0
0
0
3
1
2
2
0
4
0
0
123
0
0
0
12
0
0
74
4
1
3
2
0
0
3
0
5
0
4
2
0
2
1
0
2
0
0
0
0
0
1
4
4
0
0
2
0
0
2
0
1
0
3
0
3
0
0
1
2
0
40
10
1
0
2
0
13
2
4
2
0
3
1
0
0
0
10
2
7
4
0
0
0
0
4
0
2
10
0
0
3
0
0
2
0
0
2
3
7
2
7
0
3
0
0
4
0
0
2
1
992
0
0
0
0
12
0
0
10
0
2
3
0
4
40
0
4
20
0
0
1
2
2
3
0
5
1
3
0
2
3
0
0
0
0
0
1
80
0
3
3
2
2
2
2
4
0
0
0
0
0
0
0
259
0
2
1
0
2
2
10
0
0
4
0
0
4
3
0
123
1
0
0
0
10
4
0
10
0
0
0
0
0
0
2
1
2
10
0
1
0
12
0
4
0
0
40
0
32
3
4
0
0
1
0
0
0
40
10
0
0
1
15
0
0
2
2
2
3
10
0
2
0
2
0
0
0
0
0
7
0
0
0
2
0
0
10
3
153
0
0
0
0
0
0
0
10
0
2
0
2
0
3
0
4
7
0
3
1
7
2
0
66
0
0
0
1
0
0
0
0
1
1
7
0
0
0
1
3
0
4
0
4
0
0
0
3
3
1
0
0
17
0
2
0
2
4
0
2
0
1
10
0
0
0
0
0
2
0
0
10
0
0
0
4
0
2
7
0
165
0
0
0
53
5
0
0
0
0
0
0
0
7
2
7
0
0
0
0
2
0
0
0
2
2
7
0
10
4
0
1
0
2
0
0
0
12
2
0
0
2
2
0
1
882
0
0
0
0
0
0
0
0
10
0
5
2
0
2
0
0
0
0
0
7
0
2
0
0
0
0
2
0
1
1
0
0
2
2
2
0
32
0
4
4
0
86
0
10
4
0
0
2
0
4
4
0
2
1
63
0
0
37
10
0
0
0
2
7
0
10
0
2
0
5
7
2
0
66
2
0
0
0
0
2
3
0
0
0
0
10
397
3
10
0
1
10
0
0
0
7
3
0
0
10
0
0
0
2
10
5
2
2
4
0
0
10
0
0
2
0
0
181
3
4
2
2
7
0
4
3
0
0
0
0
0
0
0
12
0
0
3
0
3
0
0
0
10
1
0
3
12
2
1
0
10
2
0
0
0
0
0
0
0
0
0
2
0
2
1
0
2
2
0
0
0
0
37
2
1
0
1
7
92
134
10
0
3
0
7
0
3
0
4
0
40
3
1
0
0
0
7
181
0
0
2
1
0
0
0
0
2
3
0
1
4
0
2
5
7
0
0
7
1
0
0
4
0
0
4
0
0
0
10
0
10
4
1
2
0
2
0
0
2
0
2
0
0
2
0
58
2
2
0
2
0
3
2
0
0
1
0
0
2
0
0
0
2
4
0
0
4
0
2
2
0
0
0
2
10
3
3
0
0
0
3
0
2
0
0
1
0
2
0
0
0
0
0
3
10
4
10
7
0
2
0
0
0
66
2
0
2
3
0
0
0
2
0
0
2
0
2
0
0
0
12
0
20
0
0
0
0
0
0
0
3
0
10
0
0
10
0
0
10
0
0
0
0
0
4
10
4
0
2
34
4
0
2
10
0
1
0
10
7
2
0
2
0
0
2
0
2
3
24
7
1
7
0
12
0
2
0
3
10
0
3
2
0
2
0
2
0
0
0
0
7
10
3
2
1
2
10
3
0
0
0
2
1
63
2
1
0
2
0
3
3
2
2
0
0
4
0
2
0
0
4
3
2
5
2
63
3
0
0
0
0
0
0
0
2
3
2
0
0
0
2
0
0
10
0
4
7
0
0
0
0
0
0
0
1
2
0
10
0
10
0
4
4
0
0
12
5
1
7
0
13
0
3
0
0
2
0
0
0
0
1
0
0
10
2
10
1
0
0
4
2
0
2
2
2
0
4
0
0
0
10
2
2
0
0
10
152
7
0
11
0
0
2
10
43
0
0
0
0
1
0
13
0
1
0
0
0
0
0
0
0
0
2
0
2
7
0
2
0
0
0
3
0
0
0
10
10
0
105
2
0
0
2
0
0
2
10
4
1
0
0
0
2
0
0
2
7
0
0
3
4
0
5
0
2
0
0
0
2
3
1
1
0
2
2
1
0
4
0
0
0
7
1
2
2
0
0
20
0
2
0
0
0
0
0
0
18
63
2
4
0
2
66
2
1
3
0
0
1
0
0
0
0
7
0
0
1
18
2
0
4
10
2
0
2
0
0
1
0
0
0
0
3
2
2
0
40
3
0
0
4
0
0
2
192
20
0
3
0
0
0
0
63
0
63
3
0
1
0
2
2
0
0
0
2
2
2
0
0
0
0
2
40
1
3
0
0
0
4
0
0
255
0
0
7
0
1
10
2
0
3
0
0
0
61
2
0
0
0
0
0
4
20
2
1
0
2
4
7
0
0
10
10
2
0
10
0
2
2
2
1
7
7
0
0
0
10
2
2
0
4
0
2
0
10
0
0
0
1
12
2
0
4
2
2
0
3
0
0
2
0
0
0
0
0
0
0
2
0
2
0
2
0
2
0
0
0
12
0
3
0
3
0
1
2
0
2
0
2
3
10
0
2
0
4
1
3
0
3
0
2
0
0
0
0
3
0
3
1
7
0
63
4
0
10
0
0
0
0
2
0
0
12
2
4
10
0
0
10
10
7
0
8
10
2
2
0
2
2
4
7
0
13
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
3
0
0
2
0
1
0
1
0
0
2
0
1
2
0
0
4
3
0
0
0
0
1
0
12
0
4
3
0
0
0
2
0
0
72
0
0
0
0
0
0
3
1
2
3
1
0
10
2
3
0
2
0
7
0
0
0
0
2
0
0
0
10
0
0
42
164
10
0
0
0
0
2
0
0
0
10
2
2
0
0
0
0
2
13
3
0
15
37
0
0
13
7
1
42
13
0
0
2
0
0
0
7
2
2
10
10
0
0
0
0
0
0
7
3
1
0
7
0
0
0
0
2
2
7
0
2
7
10
2
0
2
2
3
0
2
2
4
129
0
0
1
0
4
0
2
0
1
2
0
0
0
0
2
0
3
3
2
0
0
0
0
2
99
0
10
0
2
3
0
0
6
0
0
7
20
0
2
12
66
0
0
4
4
2
3
0
28
0
0
0
0
0
2
0
2
0
0
0
2
7
0
2
7
0
4
3
0
0
3
1
0
2
0
10
0
2
12
1
0
0
0
2
7
0
0
10
0
0
3
0
0
0
3
2
0
2
0
2
2
0
2
2
0
0
0
0
3
0
0
2
0
122
0
4
2
2
0
13
0
0
2
0
7
0
1
3
0
2
10
2
0
1
10
3
7
0
0
0
2
0
2
7
1
10
0
0
0
0
2
10
0
0
20
4
0
0
0
7
0
2
0
0
7
2
4
0
13
0
2
4
4
0
4
2
3
0
0
10
3
2
2
3
0
2
0
0
0
0
0
2
0
4
2
2
2
0
2
0
10
2
5
0
2
0
79
10
0
0
5
0
10
4
0
0
0
0
1
10
2
0
0
0
4
4
2
3
2
0
40
2
3
2
13
0
0
1
13
2
2
0
0
0
0
1
1
4
0
0
0
2
7
0
9
4
259
3
0
10
2
0
2
1
0
0
0
1
0
2
4
0
0
4
3
2
2
0
2
0
2
0
2
4
0
4
0
2
10
0
0
0
3
0
0
1
5
0
0
18
0
0
0
0
7
2
3
2
12
2
4
0
2
1
0
7
2
0
0
0
0
0
7
0
0
2
0
4
18
141
0
0
1
1
2
0
0
0
0
0
10
0
0
2
4
0
0
0
0
1
2
0
3
10
0
0
0
0
1
7
0
10
1
0
0
3
10
2
659
0
0
0
0
3
2
2
1
2
4
2
27
0
2
0
0
122
4
3
0
0
10
2
0
7
0
7
0
2
10
10
0
0
2
40
0
0
10
0
2
0
7
3
12
0
0
10
0
0
0
1
2
247
4
0
23
4
3
2
2
1
0
0
0
0
0
0
0
1
3
34
0
3
4
13
4
20
2
2
4
1
4
7
0
0
6
0
0
0
2
0
0
0
1
0
0
0
42
10
3
3
0
7
0
0
0
0
0
2
2
0
0
5
0
2
2
255
0
7
5
0
4
1
0
0
10
0
1
0
0
0
4
0
2
0
0
2
0
0
0
0
0
0
0
2
2
0
0
4
0
0
0
2
0
0
3
0
0
0
0
0
0
0
1
2
4
0
4
4
2
10
63
4
0
1
2
7
3
0
0
0
2
0
0
3
3
0
7
0
1
1
0
0
0
4
0
10
10
2
7
3
0
2
0
2
0
0
0
0
2
2
0
2
0
0
0
0
1
10
0
0
2
0
4
2
0
2
0
0
4
0
13
4
0
0
4
0
2
0
0
4
0
0
0
0
2
2
2
0
4
0
0
0
4
10
0
1
0
0
2
2
2
0
2
2
0
0
63
0
0
0
0
10
10
1
0
4
12
10
1
7
1
2
0
0
0
2
0
7
3
4
3
0
0
0
0
0
7
0
0
0
2
2
10
2
2
0
0
13
7
0
0
0
0
2
0
0
2
1
0
7
0
0
3
0
10
0
0
0
1
0
0
7
0
7
0
0
63
0
0
0
0
0
0
4
0
0
0
10
0
2
0
0
0
0
2
2
0
0
12
1
10
0
0
0
0
0
27
0
2
3
0
0
0
2
2
0
0
3
0
0
2
20
1
0
1
0
3
7
1
1
0
0
2
0
0
3
0
1
10
0
2
0
1
0
0
0
0
2
0
0
1
4
2
2
10
2
12
0
0
0
0
0
0
0
2
0
3
0
0
2
2
0
0
0
63
1
2
2
10
0
7
0
0
8
0
5
2
0
2
0
0
3
0
1
0
0
0
10
0
0
2
0
0
0
4
0
0
0
0
0
2
0
0
10
0
0
0
0
2
0
7
3
0
3
0
63
4
0
0
2
0
0
0
0
2
0
0
4
0
3
0
0
0
0
0
40
0
0
0
0
0
0
0
2
0
3
0
0
10
2
1
0
0
4
10
2
2
0
2
10
20
6
0
7
2
2
0
0
0
2
3
5
0
0
0
0
0
0
2
0
0
0
2
0
2
0
0
2
2
2
7
1
0
4
2
0
0
4
2
2
0
7
0
0
0
1
0
0
2
10
2
2
3
0
32
10
3
1
4
3
2
0
2
3
2
2
10
5
1
1
0
0
0
0
2
4
0
0
1
0
0
1
3
7
1
1
2
0
2
11
2
7
0
0
36
0
2
0
0
5
0
0
2
0
0
0
0
0
1368
4
0
10
1
5
0
3
0
10
0
0
0
0
0
2
0
0
5
7
2
3
3
0
0
2
2
0
4
0
0
7
2
0
0
20
0
0
10
0
0
37
0
2
0
0
4
0
0
3
1
2
12
0
0
7
0
7
0
0
40
0
10
0
2
10
0
0
2
3
10
2
0
5
2
0
4
0
2
0
0
0
0
2
2
0
0
4
0
4
0
4
0
3
0
0
7
2
2
0
0
0
0
3
1
2
2
3
0
2
2
0
0
2
1
0
0
2
2
2
0
0
3
0
10
0
0
0
0
2
42
0
4
2
7
2
14
0
1
0
20
10
0
40
0
0
13
3
0
2
5
4
0
2
7
0
0
0
4
0
2
0
0
3
0
0
0
0
0
0
2
4
2
0
0
0
4
2
2
0
0
2
0
10
0
7
4
0
34
0
12
0
0
4
0
2
0
0
4
2
0
10
0
7
2
0
4
3
2
0
2
653
0
640
2
2
4
0
0
0
3
42
3
1
0
0
2
0
0
4
12
1
0
2
0
7
0
0
2
0
3
5
2
0
0
0
0
0
0
1
2
0
0
3
0
2
0
0
0
0
0
1
0
7
0
0
0
1
0
1
0
42
4
0
95
7
2
0
0
0
2
1
0
0
7
2
108
7
2
0
7
2
0
10
0
6
7
0
2
0
0
0
13
2
0
0
0
0
181
0
0
63
0
6
4
0
0
13
4
2
2
0
4
0
3
43
1
3
0
0
2
0
2
0
3
4
0
0
0
0
0
0
2
0
10
4
7
2
0
10
0
0
0
7
2
0
0
2
0
2
1
4
0
0
0
0
2
3
0
0
4
2
5
0
0
2
2
0
0
0
0
0
0
0
2
7
1
2
0
4
1
2
0
0
0
5
0
0
0
3
7
0
0
10
0
7
0
0
0
0
2
0
7
20
0
0
0
3
2
36
1
0
0
2
0
0
2
28
0
0
4
10
0
2
0
0
0
2
0
10
0
0
0
0
0
0
1
0
0
1
0
0
4
0
0
0
0
0
10
8
10
7
0
0
4
0
0
13
2
7
4
5
0
0
0
0
0
14
1
0
0
0
0
1
0
2
2
0
2
0
4
0
2
0
2
0
0
0
0
4
2
2
0
1
4
0
0
10
2
3
10
169
0
4
0
0
2
2
0
5
4
0
0
0
10
0
7
0
2
10
0
0
0
0
10
0
0
4
2
1
0
2
0
192
0
13
2
0
0
0
2
1
3
3
0
0
3
0
0
2
0
1
0
0
4
0
2
2
10
4
10
0
0
10
0
3
2
0
0
0
2
0
12
0
1
5
2
0
10
2
0
2
4
2
0
13
0
0
2
0
3
0
0
2
0
1
0
0
37
2
0
0
0
2
2
0
10
10
0
2
0
0
13
2
2
0
21
1
7
0
0
0
4
0
7
0
0
0
40
10
0
0
1
4
0
2
3
0
2
0
2
7
0
0
2
10
0
1
0
192
2
0
0
1
0
4
0
0
3
0
0
0
4
5
0
0
0
1
0
0
0
2
1
2
0
0
0
3
4
2
2
2
0
0
0
4
20
0
2
2
2
0
2
10
0
40
2
0
4
0
0
0
0
10
0
0
0
4
0
0
2
7
2
2
4
10
0
0
0
2
3
2
0
0
0
10
0
0
10
0
7
4
0
0
0
2
0
0
0
0
12
10
0
0
0
0
0
7
37
0
1
0
2
0
10
12
0
4
0
1
0
4
0
0
7
0
0
0
1
0
2
0
2
0
0
0
0
98
2
3
5
0
4
7
0
0
0
4
0
1
0
0
2
0
0
4
0
3
0
0
2
0
3
0
3
0
20
0
3
0
4
10
3
0
0
0
0
0
0
0
13
7
66
7
0
2
3
0
0
10
0
2
1
4
20
0
0
2
0
0
0
2
0
0
2
10
2
4
0
0
10
0
0
4
2
3
10
7
2
0
0
2
2
2
0
10
0
2
0
7
3
0
5
0
0
0
0
0
1
63
3
0
0
2
0
0
2
3
0
1
0
0
0
0
0
10
2
10
20
0
3
0
40
2
20
0
3
10
0
5
0
2
0
10
2
0
37
7
7
4
3
0
0
2
0
0
0
23
0
2
0
3
0
0
0
7
7
0
0
0
0
0
0
0
0
0
0
0
2
0
2
0
0
2
37
0
0
0
0
0
0
0
2
10
0
2
0
0
0
0
2
0
1
0
0
0
0
0
4
0
6
2
0
0
0
0
2
0
0
265
0
0
4
0
3
1
0
0
0
0
0
0
10
0
20
2
1
0
4
10
151
0
0
0
0
0
0
7
2
6
7
0
0
1
0
4
1
0
0
12
20
0
0
0
1
0
0
10
0
4
2
4
2
124
0
0
0
3
2
0
12
2
63
0
10
3
10
0
2
0
4
0
2
0
0
0
37
0
4
2
2
0
3
2
0
0
2
0
0
4
0
0
0
2
0
3
0
0
10
2
7
0
0
12
0
0
0
0
2
2
2
3
0
0
2
0
0
2
0
3
0
4
0
1
0
2
13
0
0
7
3
0
0
0
0
4
10
0
1
2
0
0
0
1
37
4
10
2
2
0
2
0
0
2
0
0
2
0
0
2
0
0
98
2
0
0
0
0
0
0
7
0
2
0
2
0
7
2
53
2
0
0
2
2
1
7
0
4
0
0
104
0
0
10
0
0
0
0
4
0
2
4
10
1
0
0
0
7
2
2
2
0
0
0
0
0
42
0
0
3
0
0
1
0
0
4
0
0
0
0
0
2
4
0
0
0
0
7
3
0
63
2
2
0
0
0
2
0
0
2
0
0
0
1
4
3
0
0
0
2
2
4
0
0
0
4
3
0
0
0
1
166
2
0
10
2
18
1
0
0
0
340
0
4
0
4
0
2
1
0
3
5
0
2
0
2
2
1
0
2
2
10
0
0
0
10
7
0
4
0
0
2
0
0
0
12
4
0
0
0
2
3
2
0
2
3
0
1
4
0
0
0
0
2
0
0
3
3
0
3
0
0
4
2
0
0
4
0
0
7
2
0
2
0
3
0
2
4
0
0
53
1
0
0
2
2
0
0
0
2
1
2
0
7
2
3
4
2
2
5
0
0
0
0
2
4
166
0
10
20
2
3
0
0
3
2
0
3
12
0
0
0
4
0
0
2
0
7
3
0
0
3
4
2
4
12
0
3
2
10
0
0
0
0
1
4
2
7
0
0
0
10
0
0
2
20
0
0
0
0
7
0
40
10
0
0
1
3
0
10
7
3
10
0
2
0
3
0
0
2
4
2
1
0
0
0
0
0
10
3
0
0
0
7
0
0
0
2
2
10
2
4
0
7
0
2
7
2
0
2
4
0
0
0
4
4
74
2
0
2
1
0
2
0
2
0
0
2
0
0
12
2
1
0
0
0
3
1
0
0
1
3
0
1
2
2
0
158
7
99
12
2
0
7
0
0
10
0
2
2
1
0
0
0
0
0
3
3
20
0
2
0
7
0
0
0
0
2
0
0
4
0
4
0
4
0
0
0
63
2
4
0
4
2
0
0
1
0
10
2
0
0
201
563
0
2
1
2
0
0
4
2
2
0
3
0
0
2
0
2
0
0
2
0
1
0
10
3
3
0
2
2
0
0
2
6
0
0
2
57
0
0
0
2
0
42
2
0
0
2
1
0
0
3
1
0
2
0
1
2
0
4
0
0
0
0
3
10
1
0
0
0
2
2
0
1
0
2
3
2
0
0
20
2
0
0
0
0
10
42
0
1
0
0
0
2
2
2
2
0
0
1
10
10
0
1
2
2
0
0
1
0
0
2
3
0
0
2
0
2
0
8
10
0
0
3
0
0
0
2
0
10
5
1
0
0
0
0
0
0
0
2
13
0
0
3
0
0
0
2
4
0
0
10
0
0
2
0
0
2
0
1
0
0
0
1
2
0
0
0
3
0
2
0
2
2
0
0
0
0
0
0
0
4
0
12
2
2
4
7
2
0
0
0
3
1
10
0
0
0
0
4
2
7
4
4
0
7
74
0
37
0
0
0
0
2
1
2
0
0
0
4
0
0
0
0
0
10
4
0
10
4
0
0
1
0
0
4
125
2
0
2
2
0
0
2
0
0
0
0
0
1
0
0
2
4
7
1
2
3
0
0
86
0
57
20
0
2
0
20
0
0
0
10
0
2
13
3
0
179
1
0
0
3
2
3
4
0
0
4
0
7
0
0
0
0
0
0
0
3
3
3
0
13
0
0
0
0
0
0
0
0
4
0
2
2
0
0
7
10
4
0
0
3
4
0
0
0
0
4
0
4
0
0
37
0
0
1
0
0
4
3
0
0
0
0
2
0
0
0
2
1
0
0
0
0
0
0
2
4
0
0
0
0
0
2
10
0
0
0
0
0
0
0
0
2
0
2
2
0
0
179
0
0
4
0
2
0
7
0
2
2
2
63
2
2
7
3
2
3
2
0
0
4
0
2
0
0
0
0
0
2
0
10
7
0
0
0
0
0
18
0
0
1
0
0
0
3
40
7
5
0
10
4
4
181
0
10
7
2
2
0
0
0
0
0
2
7
0
0
3
3
5
10
4
3
3
0
10
2
7
0
0
0
0
2
0
2
0
7
3
2
3
7
0
0
0
2
0
4
2
1
0
2
10
0
0
0
0
0
10
0
3
2
2
0
0
3
2
2
2
10
0
2
0
4
20
4
4
0
0
0
0
100
5
0
2
0
0
0
2
4
0
0
0
0
0
0
36
7
0
0
1
0
0
0
10
10
1
0
4
0
0
13
0
0
0
1
2
0
1
4
0
0
18
0
4
5
0
10
3
0
0
3
0
0
2
21
2
0
10
0
0
10
1
2
0
0
0
0
0
0
0
0
0
0
74
4
3
3
0
2
0
0
2
10
7
2
0
0
9
0
2
0
1
2
1
4
1
0
3
0
0
1
0
2
2
0
0
20
0
10
2
0
10
0
0
2
5
0
1
10
0
3
3
0
0
1
1
2
3
40
3
0
2
0
2
2
0
0
2
0
0
2
8
4
2
0
0
0
0
2
0
0
2
0
2
0
0
0
0
2
0
3
0
0
0
0
0
7
3
0
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
4
0
0
3
0
0
1
10
0
0
2
1
2
0
0
0
2
0
0
0
0
36
3
0
0
0
2
0
2
27
0
1
1
0
0
0
3
7
0
4
0
1
0
0
0
7
0
5
0
0
0
2
2
0
7
0
0
4
0
20
10
0
0
10
0
4
0
8
0
0
0
0
0
27
3
5
7
0
0
7
1
10
0
1
0
0
0
2
0
3
3
2
2
0
0
10
1
2
0
0
2
0
10
3
4
3
676
2
0
2
0
3
0
7
0
0
0
4
7
0
1
4
0
4
0
2
0
1
7
0
0
0
0
0
4
7
0
3
2
0
0
8
0
20
42
0
0
0
2
0
0
0
0
0
4
660
4
0
2
1
2
0
0
2
0
74
0
10
0
0
4
7
4
0
2
0
0
3
0
10
0
0
0
2
2782
0
0
0
0
2
0
0
0
0
3
1
0
0
4
2
0
6
2
0
13
0
2
0
0
0
0
2
2
12
2
3148
0
7
0
0
2
0
0
0
0
0
2
1
0
0
10
4
0
3
4
4
0
1
2
0
0
0
113
4
2
2
2
0
105
10
0
4
0
2
2
0
0
0
2
2
40
0
755
0
3
37
0
7
0
11
0
2
0
0
2
0
0
0
2
0
0
0
3
0
0
2
3
0
0
12
0
10
0
0
0
2
0
0
3
0
4
0
0
0
4
2
0
0
4
7
37
0
1
0
0
0
0
10
0
0
4
1047
0
3
4
2
63
18
2
0
2
0
42
0
2
0
4
3
0
0
0
0
13
42
18
0
0
0
1
0
3
0
10
3
0
0
10
0
2
0
0
1
0
0
63
2
0
4
0
3
0
0
0
1
2
12
0
1
0
0
0
0
2
0
3
3
4
12
0
4
0
2
1
0
4
0
0
0
12
0
0
0
0
0
0
0
2
34
4
0
1
0
7
4
37
0
2
1
4
13
3
15
0
0
0
0
3
4
0
7
3
4
4
3
0
0
0
0
0
2
3
0
0
2
0
0
2
0
4
4
2
0
0
0
0
0
4
0
30
2
0
2
0
4
10
0
0
0
0
0
0
7
3
7
2
0
2
2
0
0
2
0
0
2
0
0
0
0
3
7
0
0
4
4
7
3
10
10
7
0
0
0
3
0
63
4
0
12
0
0
2
0
2
3
0
0
2
0
4
0
0
4
23
0
37
10
0
4
2
10
5
3
4
0
0
394
63
0
0
0
0
0
0
7
1
0
0
2
0
0
2
0
0
0
0
2
0
2
4
0
0
10
20
4
3
4
0
0
5
0
0
4
0
2
0
2
4
0
37
2
3
0
0
0
0
4
4
0
3
10
0
2
0
0
0
54
1
7
2
8
5
28
0
1
2
0
0
0
3
0
40
63
2
0
0
1
0
1
0
0
7
4
1
0
1
1
0
0
0
3
4
0
0
10
0
0
3
0
4
0
0
2
0
4
0
4
0
2
0
2
0
0
42
10
0
2
0
0
0
0
7
2
0
3
0
0
0
3
2
7
0
352
7
57
4
4
0
4
2
2
2
2
2
0
4
0
0
0
0
10
1
0
2
0
0
2
0
1
40
0
7
3
0
0
3
104
37
1
2
37
0
0
0
0
3
0
0
42
52
0
2
42
7
4
0
0
2
0
0
2
0
0
1
0
0
2
0
0
0
0
0
7
7
0
0
0
1
2
0
13
2
2
2
0
0
7
0
0
0
0
4
0
0
7
0
0
2
37
0
12
3
0
0
0
2
2
2
3
0
4
105
0
0
0
2846
2
10
2
0
2
0
0
4
2
0
0
0
0
2
2
0
3
10
794
0
2
2
7
4
0
20
12
0
0
10
0
0
42
0
0
5
7
2
2
2
1
0
3
0
0
0
0
0
0
0
0
2
0
0
2
0
105
0
4
9
0
0
122
4
0
0
0
4
1
2
13
2
2
0
7
13
10
7
13
37
3
2
5
10
0
1
0
0
7
37
0
0
2
0
0
2
12
0
0
0
4
2
0
2
7
3
0
2
0
0
0
0
0
0
3
2
0
40
2
0
3
0
10
0
0
2
2
0
1
4
0
4
54
10
10
0
5
0
1
1
2
0
63
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
7
1
63
0
4
3
10
10
0
0
0
0
2
7
0
0
0
0
10
0
0
0
12
1
2
0
63
2
1645
3
0
0
0
1
4
12
0
3
2
0
0
2
2
3
2
0
10
10
0
0
0
10
0
0
0
0
7
26
6
4
0
0
0
0
4
2
3
0
2
3
0
0
2
2
0
2
2
2
0
0
12
0
7
2
2
3
0
10
10
1
10
0
4
4
2
1
0
0
14
0
2
0
1
2
4
0
0
0
2
0
0
2
1
1
0
0
0
0
2
1
2
10
0
4
98
3
0
0
0
4
0
0
2
0
0
4
2
7
2
0
10
0
0
2
0
1
2
0
0
0
0
0
0
2
0
4
0
1
0
0
0
0
0
7
2
4
0
0
0
10
3
0
2
2
2
0
0
0
0
2
0
2
2
0
0
7
2
2
0
0
0
0
3
0
4
0
0
2
0
2
4
0
0
2
0
0
40
1
99
2
0
2
3
2
1
0
0
1
7
0
2
0
0
7
0
7
0
0
0
0
2
0
2
4
3
3
2
0
4
0
0
12
10
4
2
10
2
0
0
0
10
2
76
3
0
0
10
2
1
2
2
10
2
0
1
3
20
0
0
0
0
0
7
10
3
82
0
10
0
0
4
37
0
0
0
0
10
3
0
0
4
2
0
4
0
10
0
0
0
0
0
0
2
0
12
0
0
2
0
40
2
2
3
0
0
0
0
3
3
2
0
2
0
0
4
0
0
1
2
0
0
4
0
0
0
2
0
1
4
0
0
0
0
2
2
1
2
0
3
2
4
0
0
0
22
4
0
0
4
2
0
0
0
0
0
7
0
0
0
0
2
0
0
0
0
0
0
0
0
3
3
2
0
0
0
63
0
0
0
0
2
4
2
0
2
0
4
0
15
3
3
0
7
10
0
0
0
0
1
0
1
3
0
0
0
1
2
0
2
0
2
2
1
1
2
7
0
0
7
40
0
0
0
2
2
3
2
2
0
2
0
2
4
0
0
7
0
0
1
1
0
7
1
3
7
0
0
2
0
0
2
2
0
0
0
0
2
0
0
2
0
0
2
0
0
0
10
4
2
0
0
0
0
13
0
10
7
10
0
54
0
0
13
0
0
2
4
2
0
0
2
0
20
0
0
3
2
0
0
0
0
0
0
0
192
0
0
0
0
0
0
0
9
0
0
1
0
63
2
0
3
0
10
0
0
0
2
0
37
7
0
0
7
0
0
0
0
2
0
10
10
0
0
0
4
0
2
0
13
0
0
4
2
1
0
10
1
2
2
0
0
0
0
20
2
0
0
0
1
0
4
10
0
0
0
0
0
3
0
0
0
0
0
0
72
2
2
0
0
0
0
0
2
290
0
0
2
0
10
0
0
0
0
0
0
2
0
12
0
0
0
0
10
10
3
4
40
0
0
7
0
0
7
0
4
0
0
0
0
2
1
0
2
0
2
3
0
1
0
0
0
2
0
0
2
410
0
0
0
0
12
2
1
0
0
0
0
2
0
0
1
166
0
3
0
0
3
2
2
0
512
0
2
0
3
0
0
2
0
8
165
12
0
10
0
2
0
0
0
1
0
0
10
12
4
0
4
0
2
40
2
0
2
7
13
0
37
2
3
3
13
2
0
3
0
4
7
0
0
0
1
7
1
0
2
2
0
7
0
0
0
0
4
10
12
0
2
0
1
25
0
2
10
0
0
0
3
0
0
4
1
2
7
0
42
0
495
0
3
0
0
1
0
0
0
0
0
4
0
2
1
2
5
7
0
2
0
3
0
3
0
2
67
2
2
0
0
0
11
0
0
0
2
2
0
0
2
0
0
4
40
0
1
39
0
2
0
0
0
63
4
4
0
0
0
2
2
0
0
2
0
0
2
2
0
0
2
0
0
2
0
10
0
7
10
0
2
0
4
0
3
2
0
0
3
0
2
2
0
0
0
2
0
0
2
0
3
0
0
3
42
0
0
0
0
5
1
0
0
0
0
0
0
10
10
1
0
0
0
4
0
0
0
0
2
2
10
0
0
10
0
2
0
4
0
2
10
10
40
7
0
1
2739
0
2
1
10
0
2
0
2
2
0
2
3
0
0
0
0
37
4
0
10
0
0
3
0
2
0
0
2
0
0
3
13
0
0
0
2
4
0
0
0
0
4
0
0
0
4
0
10
4
0
6
2
2
0
0
2
0
12
20
0
3
7
3
0
0
2
4
0
4
0
0
0
0
12
2
0
4
2
14
0
0
0
2
10
0
0
0
2
0
3
10
63
4
0
0
12
2
7
1
0
0
1
3
5
0
0
7
0
2
0
4
0
0
4
5
2
10
0
0
2
3
3
0
0
0
2
0
0
2
6
0
0
2
0
14
0
0
0
10
1
63
10
2
0
0
14
0
1
7
1
1
0
3
0
5
7
0
0
7
0
0
4
4
0
3
2
10
0
10
2
0
555
3
2
0
2
2
0
2
0
4
4
4
10
0
0
3
3
0
0
1
0
10
0
0
0
4
0
0
0
2
7
2
6
0
0
5
0
2
2
0
4
0
0
2
0
10
0
10
0
10
0
13
2
1
4
0
0
0
0
10
0
0
2
0
2
4
0
0
7
0
0
0
2
4
0
2
0
0
0
2
0
0
0
1
2
0
10
1
0
0
2
0
10
0
3
4
2
0
2
0
2
0
2
2
0
0
2
2
7
0
3
3
2
7
3
0
2
0
3
2
0
2
1
1
0
0
7
5
0
0
0
2
0
0
2
0
10
0
7
13
0
2
0
0
2
2
14
7
1
0
0
0
0
0
0
0
1
0
0
0
0
2
0
0
0
2
0
3
0
435
27
7
5
2
0
65
0
2
0
12
0
3
2
2
2
0
10
0
0
0
2
2
0
1
2
0
0
0
0
2
3
12
4
0
0
0
4
0
2
7
0
0
7
2
2
0
2
1
10
2
0
10
1
4
0
0
7
0
2
2
0
0
0
0
12
37
0
3
0
861
0
0
0
3
2
0
2
53
2
0
0
0
3
0
2
0
3
0
7
0
0
10
0
0
2
2
3
2
2
0
10
2
0
10
10
2
10
2
0
4
0
0
2
0
12
7
10
5
12
4
0
0
0
0
0
3
0
0
0
4
10
63
2
3
0
0
0
1
4
0
0
0
0
0
4
3
0
0
0
0
3
0
20
5
5
0
2
2
1
0
0
0
4
40
10
0
0
0
10
2
3
2
2
2
3
0
179
2
0
4
0
0
0
2
0
0
20
6167
2
0
2
4
4
2
2
2
7
2
1
0
2
4
2
0
7
0
7
2
2
0
0
4
1
0
0
2
0
0
125
0
0
0
0
0
0
0
2
2
0
5
2
0
2
10
4
0
4
15
0
3
0
3
0
0
0
0
0
1
7
0
2
58
10
2
0
10
0
0
12
0
1
0
0
3
7
0
7
0
2
0
10
0
0
7
0
0
0
3
2
0
0
0
0
0
0
1
2
4
10
0
3
0
0
12
4
0
0
3
2
4
0
0
7
0
1
0
2
10
2
0
0
0
0
0
0
0
0
3
7
3
13
0
0
3
2
657
2
0
43
0
0
0
10
4
2
3
2
2
7
0
0
0
0
13
0
2
0
2
10
0
7
0
0
0
2
0
12
2
34
0
4
0
0
0
10
0
2
0
0
1
0
10
26
0
10
3
0
0
0
0
2
0
0
3
7
0
0
0
7
1
3
0
2
2
2
92
0
2
5
0
0
3
12
7
0
2
2
3
0
4
2
20
1
2
0
2
74
0
0
2
1
0
1
0
2
2
4
7
0
3
7
7
0
10
21
2
7
13
146
10
0
4
0
4
0
2
2
0
0
190
0
4
0
2
10
3
2
0
2
0
0
10
2
0
4
0
4
0
0
0
1
0
5
269
0
0
84
0
4
2
2
0
0
0
0
4
0
0
0
2
0
0
4
0
0
20
0
0
5
4
0
2
0
18
2
3
63
1
10
0
3
0
0
2
0
66
2
0
0
2
0
0
0
2
3
2
0
0
0
4
0
2
0
0
6
0
0
2
0
37
0
0
3
0
3
0
2
7
2
10
13
0
0
0
3
0
0
0
0
1
2
0
0
1
1
10
0
0
0
7
0
0
0
26
0
0
0
0
2
0
7
1
0
2
3
1
3
1
3
0
0
7
0
3
2
0
0
0
0
0
40
0
2
0
0
4
1
0
3
0
0
2
40
0
0
0
0
0
0
4
0
4
10
0
4
40
0
4
88
0
2
2
0
0
0
107
4
0
2
0
0
0
4
0
0
3
0
2
3
0
2
13
42
2
2
7
2
0
0
2
4
1
0
4
0
0
0
2
2
2
2
3
12
7
8
4
7
0
0
0
4
0
0
2
0
0
0
0
0
0
7
2
0
2
0
4
0
7
0
7
2
0
0
3
4
3
0
0
0
4
0
2
108
2
10
0
0
0
3
7
0
0
0
164
0
0
2
0
0
0
0
10
7
4
0
2
0
0
0
0
7
3
0
2
0
2
0
0
4
2
0
0
0
0
0
0
0
3
0
12
3
1
2
0
84
0
0
0
0
0
2
66
0
7
0
0
2
0
0
0
0
0
0
7
0
0
0
3
0
0
2
0
2
1
10
0
4
2
0
2
0
0
10
2
10
2
0
2
0
2
0
0
0
0
0
0
0
2
0
0
10
7
0
2
2
20
4
0
0
0
4
0
0
0
2
5
0
2
3
10
0
10
0
3
2
2
0
37
0
2
0
0
7
0
0
118
0
0
10
3
0
0
4
0
2
1
0
5
1
2
0
1
4
2
3
13
0
7
0
0
0
0
0
0
7
37
0
4
0
2
7
0
0
0
10
2
0
2
3
4
2
2
2
2
2
2
2
0
1
7
10
0
4
1
1
0
0
0
2
0
4
2
10
7
10
0
0
2
0
0
7
0
0
7
0
0
57
0
10
0
0
0
0
0
0
3
2
0
0
0
3
1
7
2
0
0
1
2
3
0
59
0
0
1
2
0
0
5
10
10
1
3
0
2
0
0
10
0
2
269
7
1
0
0
42
0
1
12
2
0
10
2
0
0
0
10
0
0
0
0
3
0
0
0
0
10
2
0
3
40
40
2
0
0
0
2
161
0
0
0
10
2
2
0
0
2
0
4
7
0
0
0
5
2
0
2
0
1
3
2
0
0
0
2
0
6
0
3
2
40
0
2
0
2
7
0
3
0
0
0
4
2
0
10
0
0
3
0
0
13
0
0
2
0
0
0
0
23
0
2
5
0
10
0
2
4
2
5
13
40
3
4
0
5
3
2
0
2
0
0
3
66
0
13
0
1
0
10
0
0
1
192
7
7
0
15
0
3
0
0
0
0
10
0
0
7
0
3
0
2
4
2
0
10
0
10
37
3
0
0
2
2
0
0
0
0
0
3
2
4
0
7
4
0
0
4
4
2
0
171
4
2
4
0
0
40
0
2
2
0
3
1
4
4
0
10
0
0
13
0
2
5
2
0
2
0
0
3
37
0
0
0
4
2
0
10
0
0
0
0
0
3
0
0
0
7
10
0
0
10
2
0
0
0
0
10
3
12
2
13
0
2
0
0
0
5
0
0
0
3
2
0
0
0
0
3
3
5
8
0
0
10
2
0
2
7
2
2
0
4
2
3
82
0
0
0
0
0
1
2
9
0
0
0
27
0
0
10
0
0
0
2
0
3
0
0
1
0
0
10
2
3
20
2
0
1
2
0
35
0
0
3
2
0
0
0
0
2
34
4
0
10
1
10
0
4
0
0
0
59
0
5
0
2
7
0
40
0
4
0
4
4
0
4
7
3
4
10
0
0
0
7
0
4
0
0
0
2
0
0
10
0
0
0
1
0
2
2
0
0
4
0
7
10
1
4
0
10
0
63
0
2
0
0
2
1
0
2
0
63
0
3
4
0
2
0
0
3
1
2
0
4
1
2
0
0
0
0
0
0
0
0
1
3
63
0
0
10
3
2
0
4
12
5
0
3
0
0
1
1
0
0
0
2
0
2
0
2
5
0
2
4
0
2
0
0
2
2
0
3
0
0
0
2
0
0
10
2
0
4
0
0
92
7
0
7
40
10
2
0
4
0
7
0
0
12
0
2
0
3
0
0
5
3
14
4
1
10
2
4
0
10
10
2
3
0
2
0
0
2
0
5
0
0
0
0
0
1
3
2
0
2
0
0
0
1
2
2
0
0
0
0
0
0
2
0
10
0
1
27
2
3
10
0
1
0
12
4
34
4
0
0
4
0
2
3
1
0
0
1
2
2
1
2
3
4
0
0
0
3
1
2
0
2
2
2
63
0
2
3
0
7
0
10
0
7
0
3
0
3
4
7
7
0
0
2
3
0
0
0
3
1
2
0
3
0
0
4
0
0
21
0
10
2
0
0
37
7
0
0
0
15
0
0
0
0
2
0
2
4
4
10
40
0
0
0
0
3
0
3
2
0
2
0
3
0
0
5
0
0
0
10
0
7
0
0
0
2
1
0
4
0
7
1
10
63
0
2
1
0
0
0
10
0
0
2
0
1
4
0
0
2
0
4
0
2
0
0
0
0
0
2
3
3
2
0
7
0
4
0
2
0
0
5
7
0
2
4
1
0
2
3
0
0
19
0
0
0
0
0
2
0
0
0
2
4
0
2
10
0
4
0
1
4
0
0
0
1
0
0
0
0
0
0
0
4
0
0
0
0
3
0
0
0
1
0
3
37
4
3
10
0
0
0
40
4
4
0
0
63
4
63
4
2
0
0
12
0
2
10
10
0
2
0
0
0
0
0
2
13
0
3
12
0
0
118
4
2
0
2
0
0
0
0
0
0
2
2
1
0
0
0
4
0
3
0
3
4
5
0
10
26
1
0
0
0
0
3
0
10
5
2
63
2
7
0
0
0
2
0
0
0
0
2
0
0
0
3
0
3
0
0
0
4
0
0
0
0
0
0
0
0
0
0
2
2
4
0
166
0
1
0
0
0
4
0
0
0
2
13
2
0
0
0
0
0
0
5
113
0
3
0
0
0
2
4
2
0
0
7
10
0
2
0
0
0
0
152
0
5
2
2
5
0
4
3
2
0
2
0
4
0
7
1
0
0
4
1
0
0
3
0
2
0
3
12
0
63
0
2
2
0
0
0
10
69
0
2
1
0
1
6
0
7
2
0
1
1
0
1
7
0
134
0
1
2
0
7
1
4
0
4
0
1
0
0
2
0
0
0
0
2
0
0
20
36
152
2
0
4
10
0
0
1
4
2
2
0
4
0
0
1
3
3
0
0
1
0
0
0
2
0
3
0
3
1
0
0
0
2
5
0
2
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
4
0
20
0
0
7
10
1
0
5
7
0
3
0
0
7
0
0
0
13
2
3
0
0
0
1
0
0
0
0
0
2
36
1
0
3
4
0
4
0
2
0
0
4
0
2
1
0
3
2
10
4
0
0
13
0
13
0
2
0
4
7
1
0
0
10
0
7
1
2
0
0
0
0
0
0
0
3
0
0
0
0
4
0
0
0
4
0
7
2
2
0
2
0
0
5
0
3
10
7
0
1
0
2
0
2
0
0
13
2
0
0
0
0
13
0
0
0
2
3
4
2
0
10
99
0
5
0
0
7
2
3
10
4
2
0
2
0
0
0
0
3
4
0
2
0
12
0
4
2
20
0
0
0
7
1
0
7
0
0
3
0
0
2
2
0
2
4
10
0
1
2
0
0
2
0
0
0
10
0
2
10
10
0
0
0
0
2
2
13
20
63
2
0
0
2
0
0
0
4
0
0
0
0
2
0
2
0
0
37
0
2
21
0
2
1
3
0
12
4
0
2
0
0
0
0
0
0
2
3
3
0
0
0
4
3
2
10
0
3
13
0
0
0
2
0
2
2
0
0
0
54
5
2
0
2
0
0
0
4
0
37
0
0
2
2
4
7
1
0
0
0
0
2
3
10
1
0
2
10
0
4
2
0
0
10
3
0
0
0
2
40
3
0
2
7
0
3
0
10
2
2
3
0
2
10
1
0
2
0
7
2
0
0
3
2
0
72
0
3
2
0
1
0
0
2
0
4
1
3
0
4
2
2
0
0
0
0
3
4
0
2
10
0
2
0
2
0
0
0
0
0
2
0
0
4
0
0
0
0
0
4
0
10
74
10
0
0
2
2
20
0
0
7
0
0
0
76
0
0
2
3
0
0
3
13
0
7
2
4
0
0
2
0
5
0
0
0
0
1
2
10
0
26
0
0
3
0
0
63
10
0
2
2
10
0
0
0
0
0
1
2
3
0
2
7
10
2
0
0
0
3
2
4
0
0
0
4
313
2
4
2
0
0
150
0
2
0
0
3
0
14
4
0
63
2
0
0
2
0
0
4
4
0
0
10
2
0
0
4
3
0
0
2
2
0
2
4
0
0
0
0
10
10
2
0
0
0
3
1
63
2
0
0
0
0
0
4
107
4
1
20
0
0
0
0
0
0
2
0
7
4
0
10
2
0
2
20
0
2
0
2
4
3
2
2
0
4
4
3
0
0
0
4
7
0
0
2
2
10
0
1
10
0
3
0
0
0
0
0
0
0
0
0
0
0
0
0
4
10
0
2
7
3
10
0
0
0
0
0
13
81
3
0
10
4
2
0
0
0
7
7
0
2
0
0
2
10
0
5
0
2
0
0
53
7
7
13
0
0
0
3
0
1
0
2
2
2
0
0
20
0
12
2
20
0
0
3
0
2
0
13
7
1
2
2
0
3
0
0
0
4
0
0
1
0
5
0
12
0
0
20
0
0
1
2
3
0
2
4
0
4
2
66
0
0
4
0
3
0
1
0
3
2
0
0
2
0
2
0
0
0
1
0
4
3
0
0
0
2
3
0
2
3
1
133
0
2
0
0
0
0
3
2
4
4
2
0
0
7
2
74
0
2
20
0
7
3
4
0
0
7
5
3
10
2
0
1
0
149
2
4
0
0
10
0
0
7
12
2
4
13
0
0
3
12
10
0
0
10
2
10
0
0
0
0
0
0
4
0
4
0
0
3
2
0
0
0
7
2
0
0
0
0
0
0
7
0
0
0
0
2
0
4
2
0
4
0
6
0
0
2
0
0
4
0
0
0
1
4
3
0
97
0
2
0
2
4
13
3
2
10
2
0
0
0
7
0
3
0
3
63
0
0
0
2
4
63
0
0
0
0
2
4
0
7
0
2
2
3
0
2
3
7
0
0
40
0
0
66
0
13
0
13
0
0
1
2
0
0
0
0
0
0
0
0
0
2
0
4
10
0
4
3
2
2
2
0
0
2
0
0
0
2
2
0
0
0
0
0
0
0
10
2
10
0
0
2
0
7
1
0
0
0
0
4
0
0
1
10
3
0
10
0
0
0
0
0
0
0
3
0
16747
10
0
0
0
0
3
4
0
0
4
7
0
2
99
0
0
3
7
10
2
0
0
1
2
183
0
2
2
4
0
10
1
0
3
0
0
10
0
2
0
0
1
0
0
0
0
2
0
4
0
0
0
3
2
2
3
3
1
0
5
0
0
1
4
0
0
10
0
4
0
0
2
0
0
0
0
18
3
0
7
3
0
0
0
0
0
0
7
0
2
10
0
4
0
0
2
3
0
0
0
2
10
0
0
0
1
3
0
10
2
0
2
10
2
0
0
0
3
4
3
2
0
0
99
0
0
2
3
1
7
2
0
2
2
0
0
0
2
0
0
4
2
7
0
0
0
0
1
0
1
1
0
4
0
0
2
10
2
0
2
63
0
7
0
0
0
8077
2
12
2
1
1
0
10
7
0
2
0
3
5
2
0
4
0
0
0
1
2
2
1
0
4
3
7
7
3
0
0
0
3
0
2
0
2
0
0
0
2
7
0
2
0
27
0
2
3
0
2
4
7
2
0
2
0
0
4
10
0
0
0
0
0
0
10
0
0
4
2
0
2
1
0
26
0
0
3
10
0
0
4
0
0
74
2
0
2
0
2
40
0
0
10
3
0
0
1
0
0
2
0
0
0
4
0
0
0
0
0
4
0
0
2
0
2
0
20
3
0
10
0
0
0
0
0
12
1
2
0
0
0
0
0
0
0
0
2
0
0
2
0
151
2
0
0
4
2
2
0
0
0
0
2
0
0
3
0
0
0
0
0
0
0
2
2
6
0
0
7
0
2
2
0
1
2
2
4
3
0
0
2
0
0
0
0
2
0
3
2
0
37
1
0
0
0
0
7
4
0
7
0
0
3
0
2
1
0
0
7
1
20
0
0
4
7
181
107
0
0
0
2
0
0
63
0
0
0
58
2
2
3
0
66
0
0
0
2
0
0
0
2
0
1
0
0
0
0
3
4
2
0
8
0
0
2
10
4
7
0
5
2
0
1
2
0
1
3
0
0
0
3
10
0
0
1
2
2
0
2
0
0
4
4
3
2
10
7
3
2
3
20
4
0
4
0
2
0
0
0
0
134
13
4
2
0
0
10
1
0
10
2
3
4
2
0
0
0
0
0
3
0
0
4
0
2
0
4
10
2
10
0
0
2
0
1
66
10
0
2
0
0
2
4
0
0
40
0
0
10
0
0
2
0
0
1
0
4
0
1
0
2
0
0
0
3
0
2
0
1
3
4
2
0
40
0
2
4
4
21
2
1
13
2
0
0
2
0
20
0
4
0
2
2
7
3
0
247
0
0
0
10
0
0
15
0
172
20
0
0
2
10
0
0
13
0
0
1
0
0
0
2
7
0
2
0
0
0
0
2
4
2
7
0
0
0
2
1
0
0
2
0
2
4
3
2
2
0
7
3
0
2
2
40
0
0
0
152
0
0
0
32
26
0
92
0
0
0
0
3
2
0
0
0
0
1
3
0
0
0
2
3
0
2
0
1
10
10
63
0
2
4
10
10
2
0
42
0
0
0
10
0
2
0
0
0
2
0
1
0
63
0
3
10
2
13
4
0
0
181
0
0
0
0
4
5
0
0
0
3
0
0
10
0
1
2
0
0
10
2
0
4
20
2
10
3
0
4
1
13
10
0
2
0
0
0
1
0
2
0
1
0
0
10
0
4
0
2
2
0
2
0
2
4
2
63
0
4
0
0
0
0
3
0
0
0
0
0
0
2
0
10
0
0
0
0
0
0
0
2
0
0
4
4
0
2
0
0
0
0
1
7
12
0
0
0
0
0
0
3
0
0
4
0
0
2
0
0
0
7
1
63
0
0
0
2
1
0
10
4
0
0
421
2
0
80
3
40
10
0
4
0
0
5
4
395
0
3
0
2
0
0
6
0
0
5
0
6135
2
0
0
0
0
4
7
0
92
0
0
0
0
10
10
0
0
0
0
5
0
3
2
10
3
0
0
0
0
12
4
13
0
15
0
0
7
3
0
0
4
2
0
2
0
0
0
0
4
10
2
2
0
0
0
3
0
0
10
0
2
0
0
0
0
3
3
2
0
0
0
92
7
2
0
8
3
2
0
0
10
1
0
4
3
3
1
21
0
0
2
0
0
10
0
4
7
0
10
4
12
2
0
10
0
0
1
2
0
0
0
0
0
0
0
2
2
2
3
10
2
1
24
0
0
12
0
2
0
1
0
2
0
2
1
0
0
0
0
0
0
0
0
0
0
0
2
4
0
1
3
0
10
0
0
1
0
12
0
0
4
0
2
0
0
0
2
0
2
0
0
0
10
0
54
0
0
2
0
0
2
10
0
2
0
1
2
0
0
0
3
0
4
2
13
146
0
4
0
0
0
10
0
2
3
7
4
2
0
0
10
4
10
0
0
1
2
2
2
1
2
2
0
0
0
2
0
0
0
1
2
2
0
0
7
2
4
3
0
2
63
0
2
2
0
0
3
0
7
0
0
0
0
2
1
158
10
1
0
0
20
4
2
0
10
0
0
0
7
2
2
10
3
2
7
2
0
3
2
0
2
0
2
0
2
2
2
0
0
0
876
2
98
5
36
3
0
2
0
0
3
3
10
2
4
2
0
0
4
0
0
3
0
2
3
0
0
7
0
58
0
0
4
4
0
10
10
0
0
2
0
0
0
0
0
2
0
0
0
2
7
2
0
0
0
0
10
0
10
1
0
0
3
0
10
0
0
4
0
0
7
3
2
0
5
2
0
63
0
0
5
0
0
10
2
0
0
0
0
0
5
0
0
1
4
0
0
0
2
2
0
7
0
3
0
0
0
2
0
2
10
10
0
0
0
0
0
0
0
0
2
7
0
2
190
2
0
2
0
7
0
0
3
10
1
2
4
2
4
63
2
0
1
0
0
2
3
10
0
40
5
0
0
0
2
0
34
10
0
0
3
10
0
7
0
0
0
0
0
0
2
0
63
0
4
2
10
2
0
3
0
3
7
2
0
0
0
1
0
10
40
0
0
0
0
0
0
0
2
4
1
0
0
2
3
0
0
2
2
0
4
1
4
10
12
0
0
2
0
0
0
2
2
0
0
2
10
0
0
0
2
10
2
3
0
2
0
0
4
0
3
4
0
0
10
2
0
3
0
10
0
4
13
0
2
1
26
0
13
12
10
0
40
2
66
7
0
3
0
4
2
3
20
0
0
2
0
2
0
4
0
0
0
2
0
2
0
0
2
0
7
0
0
0
7
0
2
7
0
0
3
2
4
0
0
0
0
2
1
0
0
0
0
0
0
0
0
0
7
3
2
0
7
4
0
0
0
12
0
0
10
0
2
0
4
3
1
3
0
0
1
7
0
0
10
4
0
0
10
1
10
0
0
0
0
5
0
0
0
0
0
10
7
2
0
0
0
2
10
3
0
0
0
1
0
0
0
13
0
0
2
0
10
0
0
1
0
10
0
10
2
0
2
2
0
1
0
0
4
3
0
0
2
0
2
0
0
7
3
13
3
0
0
3
0
0
3
2
3
0
0
0
12
0
0
0
4
0
2
0
2
2
0
2
1
1
0
0
0
1
0
3
2
2
0
2
2
26
0
0
0
98
317
4
0
0
4
2
0
0
0
10
4
0
4
0
1
0
4
0
0
13
7
2
10
0
3
0
3
3
0
0
2
0
0
0
10
0
1
0
1
3
0
4
0
10
2
4
7
0
2
7
2
3
0
0
7
0
0
2
4
0
0
2
3
2
2
0
20
7
0
0
12
2
4
20
4
1
2
0
1
0
20
0
0
0
2
0
0
2
1
2
4
2
0
0
10
2
2
3
2
4
0
173
0
0
3
0
0
2
2
0
0
0
2
0
63
0
0
0
723
4
5
0
0
2
0
2
5
0
2
1
0
0
0
2
0
0
2
0
1
10
0
0
0
2
3
3
18
0
2
0
0
3
26
0
0
1
2
3
5
0
7
10
21
0
4
0
37
3
0
10
2
0
0
1
0
2
0
0
0
7
4
0
7
3
0
0
2
1
0
7
10
26
0
181
0
0
0
2
0
1
0
4
2
0
3
0
0
0
2
0
4
4
0
0
0
0
0
10
37
3
0
0
0
4
1
0
0
3
1
0
2
0
10
37
0
2
2
0
0
2
2
0
0
2
2
0
10
10
20
63
4
0
0
0
1
0
0
1
7
0
0
2
0
7
26
0
3
0
63
2
0
1
0
0
3
3
13
0
3
0
0
2
0
10
5
0
10
0
12
0
0
10
0
0
0
3
0
2
10
2
0
0
0
0
9
0
4
0
0
0
0
4
0
2
1
0
1
0
0
10
0
0
0
0
4
0
0
2
6
26
2
57
0
4
0
0
2
4
2
0
0
10
0
10
0
0
4
4
0
0
37
0
0
0
2
1
3
0
1
0
0
12
0
4
79
10
2
0
0
0
0
0
0
0
0
0
0
0
12
2
3
2
0
0
2
4
0
0
0
0
7
0
0
7
1
2
3
0
0
0
0
0
2
2
0
227
2
0
0
0
0
0
20
0
2
4
0
2
1
4
2
0
0
2
2
0
0
4
10
0
4
0
0
0
0
0
4
0
0
2
0
7
0
0
255
0
0
5
0
5
20
0
4
3
0
0
7
3
0
0
0
4
2
0
1
0
1
0
0
2
0
0
3
0
2
4
0
0
4
0
10
10
2
3
0
2
0
3
3
2
2
0
1
0
2
7
0
0
12
10
0
7
2
4
2
2
7
2
2
2
0
1
4
0
1
0
13
0
4
2
0
0
0
1
7
0
4
0
4
2
0
3
2
7
2
10
0
0
7
2
2
3
0
0
0
0
0
0
0
0
0
3
0
511
0
0
2
0
2
10
4
2
0
4
3
0
10
4
0
0
0
0
2
2
0
3
0
0
7
2
2
0
0
0
2
0
2
1
0
0
0
0
2
1
0
4
10
0
2
1
10
0
0
0
0
0
2
0
0
0
4
0
4
3
3
63
0
3
20
10
0
2
2
0
2
0
2
2
98
10
0
4
2
2
2
0
0
0
3
10
2
2
21
0
0
0
2
10
0
0
0
4
2
0
2
1
0
0
10
0
2
0
0
2
0
2
4
0
10
12
3
7
1
0
0
0
10
0
4
0
0
1
0
0
0
9
0
0
2
0
3
2
2
2
0
0
0
0
2
3
3
2
3
0
0
0
40
0
3
2
0
2
10
1
0
0
2
0
63
0
2
4
0
0
3
0
4
0
58
3
2
0
0
0
10
0
0
0
0
4
0
40
7
0
3
0
1
0
0
1
7
0
4
0
2
0
3
2
3
0
10
0
0
3
2
40
10
0
13
0
2
4
2
0
4
0
2
0
0
0
3
1
1
0
27
1
0
0
2
0
3
0
6
2
0
0
1
0
63
20
0
0
66
0
7
4
7
3
0
10
0
0
0
0
0
2
0
3
3
0
10
1
0
2
2
88
0
20
0
2
10
0
0
2
6
0
3
98
0
0
371
0
0
0
4
2
0
0
1
4
0
0
0
2
2
0
0
0
2
0
0
1
0
2
10
0
2
2
0
0
4
0
0
0
2
0
0
0
2
1
3
0
0
0
3
0
0
0
0
3
20
2
1
20
0
2
0
0
3
10
0
0
148
2
1
0
1
0
0
0
4
2
0
2
0
0
0
0
2
10
239
0
12
0
2
0
0
4
0
0
2
3
0
0
0
0
0
3
0
3
3
0
0
0
0
4
4
10
2
0
1
0
0
0
0
0
0
4
0
2
0
0
0
0
2
0
0
0
37
0
0
0
0
0
0
0
0
3
1
0
0
7
0
2
0
10
2
0
7
0
0
0
7
4
4
7
0
0
0
0
0
1
0
0
7
2
4
0
2
2
10
4
0
2
0
2
7
2
0
7
3
37
10
0
3
0
0
0
0
2
0
1
0
2
2
2
0
10
0
10
0
0
3
3
40
3
0
0
0
2
2
2
2
4
2
0
0
0
2
0
0
5
0
10
0
7
0
2
0
0
1
0
0
1
0
0
3
0
7
0
0
0
10
3
4
0
0
0
0
2
10
2
0
103
0
0
2
3
7
0
0
0
0
2
0
5
0
0
0
2
0
0
4
0
0
2
1
0
0
37
0
4
3
0
2
40
0
12
3
0
0
0
0
7
2
0
3
0
0
1
0
2
0
3
0
190
0
4
0
2
0
0
0
1
0
2
3
0
4
0
0
3
2
37
0
0
0
0
7
0
0
0
2
2
0
0
1
10
2
4
2
2
2
0
0
3
3
0
0
7
2
0
0
10
2
0
0
2
0
0
0
0
0
0
0
2
4
2
63
0
0
0
0
7
0
2
0
2
10
0
0
151
2
0
7
0
1
2
2
0
2
5
0
0
0
12
2
2
0
7
2
0
13
0
0
0
0
0
107
0
0
0
0
0
2
2
0
2
0
0
1
4
20
4
0
3
0
0
0
0
2
0
0
4
0
0
0
1
0
0
0
0
7
3
7
0
3
4
1
1
4
13
0
0
0
0
7
0
2
0
0
0
0
0
0
0
0
0
0
0
10
2
1
0
0
0
1
7
0
0
0
0
0
0
0
3
0
0
0
0
4
5
1
0
3
4
2
10
0
0
2
0
2
0
1
2
4
0
3
0
0
0
2
0
0
0
0
2
0
0
7
0
0
0
3
0
0
0
7
1
0
0
0
0
0
2
0
63
0
0
0
0
7
0
63
0
7
0
10
4
0
2
4
0
40
12
2
2
7
0
4
0
6
2
1
0
0
0
0
4
0
2
4
0
2
1
2
7
4
0
0
12
2
0
0
0
0
0
3
4
0
4
3
0
0
0
0
2
0
0
0
4
0
2
1
0
1
0
0
0
0
0
0
2
0
54
0
3
1
3
0
10
0
4
0
10
4
2
4
2
0
0
0
0
3
0
0
3
0
0
0
2
0
2
0
2
0
0
0
0
0
26
0
2
4
0
2
0
4
63
4
10
0
0
0
2
0
0
4
3
5
0
0
0
2
7
2
4
0
0
7
0
5
2
0
0
7
0
0
2
4
0
0
0
2
0
2
0
7
0
63
0
0
0
0
2
10
10
0
0
10
0
0
4
0
9
2
4
2
3
2
0
1
7
4
4
2
4
0
0
0
0
0
3
2
5
0
2
0
10
4
0
0
0
2
2
0
2
2
0
0
0
0
0
0
3
2
0
2
0
3
2
4
0
2
0
2
0
0
4
0
0
4
0
0
13
0
0
6
1
0
3
1
490
0
10
0
0
3
0
0
7
0
10
0
0
0
0
0
10
0
0
10
0
7
0
3
3
12
10
0
0
2
0
7
37
2
0
10
10
2
0
3
4
2
2
0
1
0
0
1
20
0
2
0
0
0
4
0
0
0
0
0
2
0
2
0
4
4
4
0
0
2
4
0
4
0
0
0
0
0
0
0
0
40
0
3
0
3
0
0
0
0
0
1
3
1
7
0
0
2
0
0
4
0
2
4
4
0
7
0
4
10
2
0
2
0
2
0
0
0
13
0
0
2
0
0
0
10
0
0
10
2
0
0
0
0
34
0
1
0
0
0
10
0
0
0
2
0
0
7
0
2
0
0
2
0
7
0
0
4
0
0
7
0
0
2
0
0
0
0
10
0
12
7
0
0
0
2
7
0
0
0
0
1
10
0
0
3
0
1
0
10
2
6
0
0
0
0
0
40
2
4
2
0
20
0
2
0
2
0
0
0
10
0
7
0
0
2
0
0
0
1
0
10
0
4
1
0
3
7
0
1
0
0
0
0
4
3
3
0
2
0
0
0
0
0
3
0
0
0
0
0
0
7
0
2
0
20
0
0
0
10
4
0
0
0
10
0
0
2
0
0
3
2
10
2
2
0
2
2
1
10
0
0
2
0
0
2
11
2
10
0
3
0
2
5
4
0
2
0
0
0
0
0
0
0
0
0
0
3
0
10
0
1
0
0
0
0
0
2
164
2
3
0
0
0
2
3
0
10
0
37
0
10
13
0
10
2
3
0
0
0
0
2
748
0
7
0
10
0
57
4
0
0
0
10
0
2
0
2
0
3
2
3
0
4
4
0
10
1
0
0
2
2
2
1
0
0
10
2
0
10
6
3
7
2
0
2
0
0
0
0
0
206
2
3
0
0
0
0
0
2
10
0
4
3
2
0
0
0
0
0
2
7
1
0
0
7
5
0
0
2
0
4
3
2
0
4
0
4
2
0
10
12
2
10
0
0
13
1
1
0
0
7
0
0
7
2
2
13
0
2
2
4
2
0
0
0
13
10
3
3
63
0
0
0
2
0
37
0
2
7
0
7
4
2
4
0
0
3
0
0
2
2
3
0
0
2
2
1
0
0
0
3
0
2
7
0
0
0
0
4
0
2
2
2
0
0
2
10
0
0
0
10
0
2
0
20
10
0
4
3
12
95
20
98
0
0
2
42
10
4
0
10
3
7
2
0
0
0
2
0
7
0
0
0
7
2
0
2
4
0
2
4
10
2
63
2
7
0
0
2
0
2
3
2
3
2
12
42
2
0
0
0
0
0
0
2
2
3
2
2
2
1
0
0
0
2
0
3
10
0
2
23
0
2
265
0
0
0
2
0
14
13
0
37
4
0
7
2
2
0
0
0
3
4
2
4
43
2
43
0
2
7
3
7
0
0
0
0
10
34
0
0
0
2
3
0
0
7
0
3
0
0
0
2
0
4
0
0
0
0
2
2
0
10
5
0
0
0
10
0
0
2
0
0
0
0
10
7
0
0
10
0
4
4
0
0
63
0
7
0
2
54
10
7
0
3
0
0
430
2
4
2
0
0
0
0
37
0
0
0
0
125
1
0
7
2
0
0
4
2
0
3
0
0
0
5
2
0
1
0
4
2
2
0
1
2
0
10
0
0
2
0
1
0
2
10
7
0
0
2
0
0
0
0
7
63
0
2
2
0
3
0
0
0
12
0
0
4
0
4
20
58
18
3
10
0
2
0
0
0
3
4
2
0
0
0
5
0
0
0
10
2
4
0
1
2
0
0
3
3
0
0
0
0
2
0
0
2
3
2
2
12
0
10
4
0
12
1
3
7
0
0
0
1
4
0
12
0
1
7
10
0
0
2
3
2
0
0
74
2
2
7
0
0
2
0
2
2
2
0
0
6
0
2
0
0
0
0
2
0
4
3
0
2
0
0
0
0
2
13
0
2
0
0
0
0
98
0
0
2
2
0
2
0
0
0
0
2
0
12
2
4
0
0
1
3
2
2
0
2
0
0
2
0
0
7
10
5
0
0
0
0
4
4
0
0
2
0
2
0
0
0
0
0
0
0
3
0
0
1
0
0
0
0
0
0
3
0
0
4
0
2
0
10
0
2
0
0
0
5
0
0
3
2
0
0
1
4
4
0
10
2
12
0
0
4
0
10
2
0
3
2
0
1
10
0
3
7
0
4
3
0
3
3
2
0
3
2
53
0
0
4
10
0
2
63
1
0
0
2
0
0
2
2
0
2
13
2
2
0
3
0
0
1
0
2
0
4
13
0
10
0
3
1
1
0
0
0
0
0
0
0
0
2
0
2
0
7
0
0
2
0
12
5
1
0
10
0
0
0
0
2
2
0
7
0
0
12
0
0
7
2
2
0
3
0
0
0
4
6
0
0
0
4
0
4
0
0
0
2
2
0
2
0
0
0
2
0
4
1
0
0
0
0
2
1
0
0
0
0
0
2
0
23
10
201
3
4
0
0
0
0
0
0
5
4
0
0
4
10
0
0
0
10
3
0
2
0
0
0
0
0
0
2
0
2
0
2
2
0
10
0
1
4
10
2
3
0
0
0
12
0
10
2
1
4
0
0
2
0
7
0
2
0
0
7
2
0
7
3
66
4
0
3
2
0
4
5
0
0
3
0
2
0
0
0
3
2
0
2
1
4
0
4
10
2
0
0
0
10
10
0
3
3
0
0
0
0
0
28
1
0
0
0
10
1
2
1
0
0
0
0
0
1
0
0
0
233
0
0
2
0
0
4
0
0
0
30
0
0
0
0
1
0
0
1
0
0
3
0
0
4
10
0
2
0
4
1
1
0
1
1
0
0
944
2
0
10
0
3
0
0
0
2
81
0
0
0
1
63
2
0
0
0
0
80
42
4
0
1
0
0
0
0
1
3
3
0
0
0
0
2
3
0
0
99
0
2
2
0
0
0
0
0
0
2
0
0
0
0
2
2
1
0
3
0
0
0
0
3
0
0
13
4
0
0
40
4
4
4
0
0
0
0
0
0
3
0
0
0
1
0
0
4
2
0
0
0
0
3
0
2
0
2
2
2
0
0
20
0
2
0
0
0
0
12
0
0
0
4
2
0
0
2
2
0
2
0
0
0
3
1
0
0
0
0
0
0
0
10
4
2
0
0
0
4
2
0
2
0
0
63
0
10
0
2
0
63
1
0
2
7
0
0
0
4
10
4
0
0
0
2
72
2
1
2
0
0
3
0
0
0
2
0
4
4
0
1
0
0
0
7
0
2
0
2
3
0
0
2
2
2
2
0
0
7
40
2
0
0
0
3
0
10
4
4
4
0
3
20
2
0
7
0
0
0
4
4
2
0
0
0
10
7
0
1
0
2
0
0
4
0
0
0
0
0
1
0
0
522
0
4
0
3
0
0
2
0
0
2
2
0
0
2
0
4
2
0
1
0
2
0
0
0
0
0
0
2
3
0
0
0
3
0
0
0
0
0
0
0
0
0
0
10
0
0
2
2
0
0
0
0
20
0
1
7
0
10
0
0
0
3
0
0
0
0
0
0
0
4
63
0
2
0
10
0
7
63
3
2
0
0
0
0
0
10
0
58
3
13
3
2
0
12
92
0
1
0
2
10
2
28
2
2
2
0
4
0
41
1
0
0
0
0
4
2
58
0
2
0
0
0
0
1
0
1
3
2
0
4
2
0
0
10
0
4
0
0
0
0
2
2
2
0
4
0
0
21
12
0
0
2
5
4
7
0
0
1
0
2
0
5
0
0
2
0
0
0
13
0
0
7
0
0
4
0
3
0
0
10
2
12
0
3
0
0
0
0
2
2
0
0
0
4
0
0
0
0
3
3
0
3
0
0
0
10
3
4
2
10
1
0
2
57
0
0
0
0
2
0
0
0
0
0
4
0
0
0
20
0
0
0
7
2
0
0
0
0
2
7
0
105
0
0
0
4
0
2
2
2
3
0
0
0
0
13
0
1
2
0
0
0
0
3
0
0
0
0
0
2
1
0
10
0
0
2
0
2
0
2
0
3
2
10
7
3
0
5
0
4
0
0
0
0
4
0
54
0
0
0
0
7
0
2
6
0
0
0
0
0
329
3
0
0
40
0
7
0
0
0
0
0
0
7
0
4
6
0
2
2
4
2
1
10
4
2
0
7
0
0
0
0
0
2
0
2
0
0
0
2
3
0
0
0
0
0
0
0
0
0
7
2
0
0
40
0
0
0
0
7
0
0
0
0
0
2
0
2
0
0
0
37
0
12
4
0
0
0
0
0
7
10
0
0
0
3
0
12
12
7
3
10
2
27
7
0
0
3
0
0
0
2
0
0
2
2
0
0
0
0
4
0
2
2
1
3
2
2
0
4
0
0
1
2
10
2
0
0
2
0
0
40
0
99
0
2
7
0
0
1
0
0
0
3
3
7
1
2
0
0
0
2
0
0
12
0
2
2
4
2
3
2
0
0
0
1
0
4
0
0
2
2
4
0
2
0
5
0
0
0
2
0
0
0
3
2
3
0
10
0
4
5
0
0
4
3
0
0
1
7
2
0
0
4
0
0
0
2
0
86
0
10
0
0
0
0
0
0
0
3
0
1
3
0
2
0
4
1
0
0
2
20
2
2
0
20
2
3
10
10
0
1
0
7
10
0
1
7
0
2
0
13
0
0
0
10
0
0
2
0
7
0
3
4
5
0
37
2
2
10
0
0
0
0
2
7
0
0
4
10
0
0
2
169
0
3
0
1
0
4
1
0
0
63
0
0
0
0
63
3
0
2
0
0
0
2
0
4
0
0
4
0
0
0
0
1
2
2
0
0
4
1
0
0
2
2
0
1
10
0
54
2
141
10
0
4
3
139
4
0
3
0
13
10
0
0
0
1
12
2
2
0
4
10
2
4
0
2
0
0
10
4
0
0
0
2
2
7
0
4
0
7
0
0
14
0
0
10
0
0
0
0
0
2
3
0
0
0
2
0
0
0
0
0
0
0
2
2
3
0
2
0
0
0
14
0
3
2
63
5
10
0
0
0
0
151
0
0
15
0
4
10
0
0
2
0
0
4
10
3
0
0
0
0
0
0
1
0
0
2
0
0
0
2
0
15
0
3
0
0
0
0
0
0
0
10
13
0
0
0
0
0
4
0
2
2
0
0
0
2
0
0
0
0
0
0
0
0
4
0
0
0
10
10
7
7
0
40
4
10
10
0
2
10
0
42
2
10
1
66
3
0
4
0
3
0
2
0
0
4
0
0
2
2
1
0
7
2
0
0
0
0
0
1
2
0
10
0
13
4
104
0
10
0
1
7
0
0
2
0
0
0
0
2
0
0
0
0
0
95
0
2
1
0
0
4
0
0
2
3
0
0
42
0
0
0
0
0
13
1
218
3
0
0
4
3
10
0
0
2
4
0
7
0
0
0
13
0
0
3
0
0
7
2
0
4
0
0
7
4
2
0
0
0
4
10
0
0
0
0
0
0
3
3
10
4
0
2
0
0
0
0
0
0
0
0
0
134
0
0
0
4
12
0
1
2
20
0
0
10
0
0
0
0
0
0
0
26
0
235
0
0
2
0
4
2
0
2
2
0
0
7
0
1
2
0
1
1
10
4
1
0
0
0
0
0
0
0
0
0
2
2
2
10
0
4
2
10
40
40
0
7
0
7
0
2
0
0
0
40
46
0
1
0
1
1
5
10
0
0
0
0
0
0
0
0
0
4
10
0
0
2
0
0
0
0
0
0
2
0
2
0
0
0
79
2
2
0
0
3
20
0
4
0
1
74
0
0
0
3
0
1
4
2
0
4
0
3
0
6
1
2
0
0
2
0
2
0
0
0
0
0
1
2
0
0
0
0
0
0
4
773
0
0
0
2
0
7
0
0
1
0
0
0
14
0
0
4
0
0
0
2
4
0
0
7
0
0
0
0
4
2
0
0
1
63
0
0
4
7
2
0
2
1
2
6
3
0
7
2
0
0
1
0
4
0
10
0
0
0
4
2
27
0
2
3
3
0
13
0
4
3
2
0
0
0
0
20
0
0
4
3
4
0
2
1
0
2
0
7
4
0
10
0
7
0
7
4
0
2
0
0
0
0
10
12
10
0
2
2
4
0
0
0
0
0
2
7
2
0
2
0
0
0
0
0
0
12
10
543
0
1
2
4
0
0
0
0
0
0
40
2
783
4
2
0
0
0
0
2
0
2
3
2
0
0
0
0
0
0
0
0
0
1
10
0
0
0
0
0
5
0
0
10
10
2
0
2
0
4
0
0
2
10
1
0
4
3
3
3
2
10
2
2
10
4
2
0
0
12
0
3
0
0
0
0
0
0
2
0
2
0
0
18
0
3
10
0
0
0
0
3
0
63
2
59
0
0
0
10
1
2
20
2
2
0
2
2
4
0
2
4
0
2
0
0
2
3
0
37
0
4
1
0
0
0
0
0
10
10
0
0
0
0
2
0
0
0
1
0
0
0
2
0
7
0
0
0
4
0
3
2
0
0
0
0
0
1
2
2
0
0
2
0
144
20
4
5
2
0
0
0
0
0
0
0
0
0
2
0
0
10
0
3
2
2
0
0
37
152
0
0
0
0
0
0
10
0
2
0
0
6
1
0
2
10
35
0
0
0
0
2
7
122
0
12
0
2
0
0
0
2
2
0
0
40
4
4
0
0
2
0
2
0
0
7
3
7
0
0
0
10
0
20
0
10
0
2
10
4
2
5011
0
0
0
0
0
2
0
0
0
0
0
0
0
3
0
10
10
0
0
4
2
0
0
0
0
0
2
0
0
0
4
7
2
0
0
10
2
0
0
2
0
2
0
1
18
0
0
15
12
0
0
4
2
0
2
0
0
0
1
0
28
2
0
0
2
4
0
0
0
0
0
0
2
0
37
7
12
20
4
0
0
2
18
0
0
0
10
0
6
2
0
0
2
0
10
0
2
0
0
4
0
1
0
63
0
21
10
0
0
2
2
0
0
0
3
0
2
2
7
0
0
0
0
4
1
0
0
7
0
2
0
0
0
0
0
0
0
143
0
3
10
7
0
0
0
7
0
3
0
0
2
0
0
2
86
2
0
2
3
0
10
2
2
2
2
0
0
0
0
3
0
0
2
40
1
0
5
0
3
2
0
0
0
0
0
4
0
3
7
0
0
0
0
0
0
10
1
2
3
5
13
1
0
2
4
0
63
2
0
0
1
0
0
7
0
0
0
0
12
2
3
10
7
0
10
4
0
2
7
3
0
7
13
0
4
2
0
0
2
2
10
7
7
2
28
3
95
1
2
1
1
0
2
0
1
0
0
3
4
0
2
1
0
4
0
6
0
2
4
0
0
2
5
0
4
1
2
3
2
2
0
4
0
4
0
0
4
2
4
2
0
2
0
0
0
0
3
0
20
0
0
0
2
3
4
7
10
2
10
7
0
2
7
7
0
0
7
5
0
0
10
0
0
5
7
2
0
0
0
2
0
2
2
0
0
0
2
4
0
0
0
2
2
4
4
0
4
5
0
0
3
0
0
0
0
0
0
2
0
2
10
4
2
233
40
4
0
0
0
0
1
0
0
2
2
4
2
10
2
0
0
1
2
1
0
0
0
0
0
2
2
7
2
6
2
0
4
3
0
2
10
12
0
0
0
2
0
2
3
4
0
10
0
0
2
4
0
2
0
2
37
0
0
7
0
0
0
0
7
0
0
0
1
2
0
12
10
0
2
0
0
0
0
2
0
105
0
3
0
3
4
0
0
3
0
0
0
3
0
1
2
5
0
0
0
7
1
0
0
0
0
63
3
0
4
0
0
4
13
0
2
0
2
0
0
0
0
0
0
2
0
0
0
2
0
10
2
3
0
0
0
2
12
2
0
0
0
0
4
2
0
0
0
1
0
2
0
2
4
2
2
0
10
0
1
0
0
2
1
0
0
2
0
0
10
0
0
0
0
0
2
7
0
0
3
10
10
151
10
13
42
0
40
0
3
7
3
0
2
4
0
2
10
0
2
10
2
10
1
0
0
2
0
3
0
0
0
3
0
2
0
0
7
0
0
0
1
0
4
2
0
7
0
2
0
2
10
0
2
0
2
10
2
0
0
0
1
0
3
4
3
63
0
0
0
0
0
3
0
2
4
0
0
0
0
10
0
0
0
3
3
3
10
1
0
0
0
0
0
0
2
3
4
0
0
0
0
0
0
10
0
0
2
3
2
3
0
0
4
2
0
0
10
0
0
0
13
10
0
0
0
0
2
0
0
0
0
1
0
0
2
2
0
2
2
2
0
0
143
0
10
0
0
0
0
0
10
7
0
2
0
3
3
2
0
0
2
0
1
2
0
3
1
1
0
0
0
0
2
2
1
10
4
0
0
0
0
2
10
3
0
3
3
0
0
0
0
0
2
0
0
10
4
0
10
27
2
2
0
2
1
3
0
0
10
1
7
2
10
2
0
0
0
1
4
2
0
0
0
0
2
0
0
2
0
0
4
2
0
2
3
0
0
0
3
40
0
4
3
1
0
40
10
2
2
0
2
0
4
0
2
0
3
0
0
0
0
7
0
2
2
4
2
1
2
1
0
0
0
2
2
0
0
40
0
0
7
0
2
0
0
0
7
10
0
0
2
0
10
0
0
18
2
12
0
10
0
0
2
2
0
2
0
2
3
0
4
0
10
0
0
0
0
1
13
13
0
0
0
2
2
0
0
3
3
3
0
0
0
0
0
0
0
2
0
0
0
0
3
0
4
0
10
2
20
4
3
10
0
0
0
0
0
0
0
0
1
0
0
0
2
0
0
0
0
0
0
2
1
2
0
0
1
0
0
10
0
0
4
0
0
3
10
4
1
2
7
2
0
3
4
4
0
0
2
4
4
2
0
0
1
2
3
7
0
0
1
0
0
1
1
4
0
0
0
10
0
13
0
10
2
0
0
3
0
0
0
0
0
3
0
0
20
0
2
0
0
3
4
4
0
0
0
0
2
5
0
2
0
13
0
0
1
12
0
0
3
7
2
2
2
0
10
7
7
2
0
3
0
0
3
1
2
2
2
0
0
2
4
2
0
0
1
0
10
0
0
0
2
0
2
12
3
2
1
0
0
0
0
3
0
2
0
0
0
10
2
0
10
0
2
4
4
2
2
0
1
0
0
0
4
0
4
22
0
0
0
0
0
0
2
0
0
1
0
23
0
2
0
0
0
1
0
10
0
0
0
1
0
2
3
0
4
0
20
0
0
1
0
0
0
0
2
0
0
4
0
0
5
2
2
0
1
2
0
0
2
0
0
0
0
3
4
2
2
0
1
0
4
0
10
0
2
0
0
2
40
58
10
0
0
0
4
2
0
0
4
2
0
0
0
0
0
0
4
3
5
0
0
3
4
0
0
10
15
0
4
5
0
108
2
0
1
0
0
0
0
0
10
0
0
1
63
2
2
63
0
0
0
2
0
0
1
7
0
0
3
1
0
0
1
0
0
0
0
1
0
5
1
0
0
37
0
0
0
0
317
0
0
0
10
0
0
10
0
1
0
2
0
0
0
5
0
0
4
2
3
0
0
0
2
4
2
0
2
2
0
0
0
1
0
7
7
3
0
3
0
10
2
0
2
1
7
0
10
0
0
0
1
66
13
2
37
0
0
0
10
0
0
2
2
0
0
0
0
0
4
0
3
40
0
0
1
0
1
0
7
3
0
3
1595
0
7
0
1
13
0
0
40
98
0
0
0
4
3
0
2
0
0
3
4
3
0
0
4
2
3
0
7
10
7
4
7
3
755
0
0
4
0
0
10
3
0
4
0
1
2
0
4
0
2
0
0
4
10
0
2
4
7
7
0
0
155
0
9
0
7
0
0
0
3
2
7
0
0
0
0
3
4
2
10
0
10
0
7
10
63
2
2
0
2
7
0
0
3
0
4
1
0
2
2
0
0
1
1
0
0
0
6
0
4
0
0
0
392
7
0
0
0
0
0
0
2
0
0
0
12
0
0
10
3
0
12
129
2
2
10
2
0
21
74
4
7
0
4
0
0
1
0
4
0
0
3
0
152
10
1
0
0
0
0
3
3
0
7
12
0
0
0
0
0
0
0
7
2
0
2
0
0
0
1
2
37
0
0
0
1
22
0
2
0
0
0
0
0
5
10
20
0
0
0
0
1
1
0
2
2
0
0
0
0
0
5
4
7
4
2
0
2
0
2
0
1
10
2
0
0
0
10
2
2
1
10
0
2
0
7
2
0
0
0
0
0
0
0
10
1
2
4
0
0
2
1
5
1
4
0
2
4
0
0
0
0
0
0
0
0
2
4
10
0
10
4
0
1
0
2
5
3
0
2
2
14
3
0
2
0
0
0
0
0
0
2
0
2
0
2
2
0
2
0
2
2
0
0
0
10
0
0
0
10
4
0
0
0
1
0
0
0
2
2
1
20
1
0
0
2
4
0
2
12
2
0
0
6
0
2
1
0
5
7
0
0
6189
0
2
37
3
4
13
3
2
3
0
0
2
0
2
1
0
0
0
0
0
1
0
4
0
2
37
0
7
0
0
12
0
165
2
0
0
0
2
0
1
7
0
0
0
1
4
3
0
10
3
0
7
3
0
0
0
3
0
2
2
0
40
0
20
0
0
0
3
0
13
10
2
1
2
4
5
0
13
2
0
0
2
2
0
7
4
0
2
1
14
565
10
0
1
4
371
3
2
7
0
0
0
0
2
2
2
0
4
0
0
0
0
0
0
0
3
3
0
0
4
0
0
2
0
0
0
2
0
0
12
2
0
0
0
0
4
7
0
0
0
2
0
0
0
0
0
4
2
2
40
0
0
0
2
1
2
3
1
0
13
2
0
0
0
2
0
2
4
2
4
10
0
0
0
2
2
0
0
0
0
4
7
4
0
5
1
2
18
0
0
0
1
10
0
10
2
2
1
0
1
2
0
3
3
0
0
0
124
0
7
0
4
0
0
0
0
4
0
0
0
0
15
2
10
7
0
0
57
1
0
2
1
2
10
1
0
0
2
10
0
0
0
4
0
0
2
0
2
2
2
58
10
1
0
0
2
2
0
0
0
1
0
4
2
0
3
0
0
2
0
0
12
1
54
3
0
4
0
2
0
2
0
10
0
10
0
3
2
2
0
20
13
4
0
0
0
7
2
0
0
0
2
0
3
4
0
0
2
0
0
0
0
0
0
40
0
1
0
0
0
0
0
0
0
0
0
2
0
0
1
2
4
4
0
10
0
0
0
0
0
0
0
0
0
0
0
0
3
2
7
4
0
0
0
2
0
0
5
3
5
0
2
0
2
0
7
0
0
0
0
2
0
15
0
2
10
1
10
10
113
7
13
0
10
3
0
10
10
0
0
0
0
0
10
0
2
1
4
0
7
0
0
7
0
0
10
1
2
4
10
0
0
2
0
1
4
0
0
2
4
10
2
0
0
14
166
23
1
4
0
0
2
0
0
10
2
0
1
0
0
0
265
0
1
0
3
0
0
30
2
0
0
2
3
3
4
0
0
4
0
0
7
2
0
3
13
0
10
0
2
4
0
0
2
0
0
0
0
2
2
10
2
2
0
2
0
2
12
0
0
0
3
1
2
40
3
0
0
0
0
7
0
21
7
2
4
7
0
10
63
4
5
0
2
0
0
0
2
7
0
0
0
2
1
0
0
0
0
0
0
2
0
4
2
4
0
2
1
20
0
0
40
3
0
10
3
4
10
0
2
2
0
0
0
10
0
0
2
0
3
0
3
0
10
2
1
10
10
10
2
2
0
2
0
0
2
0
0
3
0
0
0
0
1
2
2
0
1
3
4
0
3
0
3
3
12
4
0
0
2
3
0
0
0
0
10
0
20
20
3
0
0
0
0
3
0
0
66
0
0
0
0
2
0
4
0
0
0
0
4
0
10
2
0
0
0
7
2
0
2
10
0
0
2
3
0
0
0
0
0
4
2
0
10
2
0
2
3
0
0
0
0
0
12
0
4
0
10
10
18
0
4
0
2
0
2
10
2
2
1
0
0
0
0
0
0
0
0
7
0
0
0
0
3
0
0
40
0
0
0
1
0
0
4
0
0
63
0
0
80
3
0
0
2
12
2
2
4
0
0
3
4
0
2
10
0
0
0
0
122
4
0
0
0
0
4
23
0
63
7
0
0
0
10
166
0
0
0
2
12
10
0
13
0
2
0
0
0
0
7
0
1
0
0
2
0
0
0
4
2
1
18
0
0
2
12
2
0
2
0
0
1
1
2
0
0
2
0
2
0
0
0
2
0
2
0
10
0
0
0
1
0
7
0
0
0
2
158
0
2
0
0
3
0
0
0
0
0
7
0
2
2
3
2
0
2
2
2
0
0
0
640
0
4
7
4
2
10
1
0
0
2
0
0
0
0
10
0
86
2
2
5
0
0
0
0
1
0
0
0
0
0
0
3
4
3
0
3
0
63
0
0
7
0
7
0
4
0
0
0
0
0
10
2
0
0
0
7
0
0
0
3
0
2
7
0
4
0
0
2
0
2
0
0
2
1
0
18
0
0
0
1
0
0
0
2
2
2
0
6
58
12
10
0
0
0
0
2
0
2
2
0
2
0
0
0
6
0
0
2
0
2
3
10
1
0
2
0
1
10
0
0
0
2
10
0
2
2
0
0
0
0
0
0
0
10
2
2
3
0
0
2
0
2
66
0
0
0
12
0
0
66
0
0
0
2
411
0
10
4
0
3
0
2
2
0
2
0
10
0
1
0
0
0
0
0
0
0
3
0
2
0
0
0
3
0
0
4
0
3
4
0
2
4
0
1
0
0
0
2
7
0
0
0
0
2
2
0
0
0
3
0
0
2
0
10
0
0
0
2
2
2
0
2
10
0
0
0
2
0
0
0
2
0
0
4
0
3
2
0
12
0
4
0
0
10
0
13
0
0
0
0
7
0
10
7
10
1
0
3
0
0
10
0
0
2
0
2
0
0
0
4
0
0
0
0
1
4
0
2
0
0
0
2
0
2
0
0
2
3
0
10
10
0
0
2
0
2
92
1
0
0
2
0
10
1
0
0
10
30
2
0
0
2
0
0
0
7
265
4
1
42
2
5
0
0
0
3
0
5
0
63
3
2
0
0
0
4
0
0
2
7
1
0
0
12
10
10
3
0
0
0
0
0
0
0
5
0
2
3
10
2
0
0
0
0
2
4
4
7
0
0
0
0
4
0
229
0
2
3
2
0
2
0
0
0
0
2
0
0
3
7
3
2
0
2
10
2
0
0
0
0
0
0
0
0
0
2
0
2
0
2
0
2
0
7
0
0
0
3
7
0
7
0
7
1
0
0
0
0
2
40
0
0
10
0
0
0
0
0
0
2
0
7
3
2
0
0
2
0
0
0
0
0
0
0
0
0
4
0
0
1
2
0
1
0
0
0
10
0
0
13
0
3
0
0
0
0
2
0
0
0
4
0
0
0
2
4
95
0
3
0
0
0
2
0
0
0
7
0
0
0
0
1
0
2
1
0
1
4
0
2
3
63
1
0
0
0
3
10
0
0
4
3
0
0
0
0
0
0
0
0
7
0
7
0
2
0
0
0
0
3
1
0
9
0
0
2
0
7
0
0
0
0
7
0
4
0
0
1
0
0
0
1
2
3
0
10
13
0
0
0
3
3
4
0
1
3
37
4
0
0
0
0
2
0
0
0
2
0
0
4
4
1
4
0
2
1
0
0
0
0
0
0
20
0
0
0
0
2
4
3
2
40
3
0
1
20
0
2
2
0
0
2
2
0
0
0
2
0
0
3
0
0
1
2
0
4
2
0
3
0
3
0
0
5
4
2
0
0
0
0
1
0
20
2
2
0
10
4
0
3
2
2
0
0
2
2
0
57
1
0
0
63
3
0
0
0
0
7
0
0
0
0
3
0
2
2
0
0
3
4
10
2
0
2
0
0
2
0
0
3
0
4
0
2
2
2
4
2
2
0
0
0
0
2
3
5
7
20
3
7
0
2
2
0
0
0
2
0
0
0
0
2
0
0
0
0
0
0
0
0
0
2
1
0
2
0
4
0
0
2
4
7
1
4
0
0
0
2
2
1
2
0
0
2
0
1
2
4
0
2
2
0
0
2
0
2
2
1
2
3
0
2
0
7
2
0
1
0
10
0
0
7
2
10
0
2
10
7
0
2
0
0
7
2
0
0
0
0
2
7
2
0
2
0
0
27
10
2
0
0
4
10
13
1
0
66
0
0
0
0
2
2
2
2
0
0
2
4
0
0
3
0
1
3
3
0
0
0
0
1
0
0
0
0
0
0
1
4
2
7
0
3
0
0
0
10
34
0
4
2
3
3
0
0
2
0
3
0
0
2
0
0
1
10
2
0
0
2
0
0
4
0
0
0
0
1
37
2
0
7
3
10
7
0
0
0
2
0
2
0
0
0
2
0
0
10
0
0
2
2
0
0
13
0
0
0
2
0
4
2
0
3
3
4
4
0
1
0
2
0
0
0
0
2
0
2
10
0
0
0
2
2
0
0
10
0
0
7
0
0
0
10
7
0
0
0
7
0
0
2
0
0
0
0
2
2
1
13
2
5
2
10
0
0
10
2
2
0
2
0
0
10
0
2
0
3
0
0
10
7
0
2
0
2
0
4
0
0
0
1
0
0
0
3
7
0
0
0
7
0
0
0
0
2
20
5
0
0
0
0
0
0
0
0
2
0
5
0
3
0
0
0
0
0
2
0
0
0
0
0
0
0
0
0
0
4
0
0
63
0
0
0
2
12
12
0
10
10
0
0
0
0
2
2
0
20
0
0
0
0
3
0
4
10
63
2
0
0
4
0
0
0
0
10
0
0
3
2
0
7
0
0
2
0
2
0
0
0
0
2
0
20
2
0
0
1
2
0
113
2
4
0
2
0
0
371
2
4
0
7
2
113
3
2
0
7
0
0
0
0
0
2
0
0
0
0
1
4
2
0
0
3
0
2
23
7
1
0
1
0
7
2
63
0
2
0
0
0
2
0
63
13
0
0
2
0
0
0
0
0
0
0
0
82
40
4
7
0
0
0
0
0
0
2
0
0
2
1
4
0
0
0
0
0
1
0
3
4
0
0
2
10
0
0
0
0
0
63
2
3
1
7
0
0
3
4
20
0
12
10
0
0
0
0
0
0
66
0
0
0
0
0
10
2
0
0
0
0
1
3
1
2
0
0
0
10
0
1
0
2
2
10
0
0
10
7
0
37
0
10
1
1
2
0
0
0
2
0
0
0
2
2
0
2
0
0
0
10
0
2
10
7
0
0
2
0
2
0
0
1
2
0
2
0
0
0
2
2
0
10
2
0
2
1
0
0
163
10
0
2
0
0
0
0
0
0
20
2
2
0
7
0
0
2
2
0
0
0
2
0
3
0
0
4
2
3
1
0
4
0
0
4
3
4
0
0
4
3
4
0
10
0
0
0
0
0
0
0
18
0
0
2
0
0
0
0
1
0
0
2
0
15
0
0
0
5
0
2
0
0
2
7
2
0
0
4
40
0
0
0
12
1
4
4
7
10
63
0
0
6
0
2
0
0
12
2
0
0
0
4
2
7
4
3
0
0
0
1
7
0
0
7
2
0
0
119
0
2
1
0
2
2
1
0
0
3
0
2
1
0
0
2
0
0
34
2
1
0
1
0
0
0
0
0
4
0
1
0
2
0
0
0
0
0
1
0
0
2
0
0
0
2
0
37
3
0
4
2
0
0
4
0
0
0
0
0
4
0
0
0
4
0
0
4
0
2
0
4
32
10
2
10
2
0
0
2
0
0
2
0
2
0
0
0
0
2
0
4
0
2
2
2
2
7
0
6
0
0
0
0
0
5
3
1
0
0
0
2
0
0
2
3
10
0
2
10
3
2
0
0
10
0
0
0
10
0
0
1
4
0
0
3
0
1
1
0
0
3
0
1
0
0
1
2
0
0
0
4
0
0
2
0
0
2
7
0
2
0
1
4
1
0
2
0
3
7
4
0
1
4
0
0
0
7
0
3
10
0
0
2
0
0
0
4
1
4
0
0
0
2
0
4
0
2
7
2
0
0
0
1
7
1
3
2
1
1
12
3
0
1
1
7
0
0
37
3
2
0
0
32
0
0
2
0
10
0
0
0
151
14
0
7
0
0
10
2
5
0
13
3
0
3
0
0
0
2
0
0
2
0
3
0
0
0
2
0
3
4
0
0
0
0
10
0
0
0
0
0
1
1
1
10
3
10
10
0
1
0
0
2
10
0
0
1
0
1
2
0
0
0
5
0
2
3
7
10
3
0
0
0
0
4
2
4
10
2
0
0
0
0
10
2
2
10
1
1
0
2
0
7
2
201
10
0
0
0
0
3
0
0
4
0
0
0
10
13
0
229
0
2
0
2
3
4
12
0
2
10
3
4
0
0
0
4
0
0
0
2
4
1
2
4
0
3
12
0
2
3
10
0
10
0
2
0
0
0
0
10
0
2
2
0
3
0
0
7
2
3
0
0
2
0
0
5
102
0
0
4
2
0
0
0
3
3
1
0
2
0
0
0
4
0
7
2
2
4
0
2
2
21
0
0
0
3
0
0
0
0
2
0
0
0
2
0
0
2
10
7
0
4
0
0
0
7
1196
0
0
0
2
1
4
4
4
0
0
0
1
0
2
10
2
0
0
1
0
0
7
7
0
4
0
0
0
7
0
7
0
0
2
0
0
3
4
0
0
10
0
0
4
0
2
2
1
0
0
0
0
0
0
0
0
2
4
1
0
4
2
0
0
4
4
0
0
2
0
0
2
3
4
0
2
5
0
0
0
37
3
5
10
0
10
0
0
0
0
0
0
3
0
4
0
40
0
13
0
0
10
0
2
3
10
0
0
0
0
0
3
7
0
2
0
7
0
2
3
0
0
0
2
2
2
0
10
3
0
0
0
2
51
0
7
0
0
7
32
2
103
2
0
3
0
0
2
0
4
2
0
10
12
10
7
1
2
63
10
0
0
1
2
4
2
0
0
2
0
4
0
2
0
0
0
0
0
0
0
2
2
10
0
2
0
0
2
0
0
0
0
1
1
0
4
2
2
0
0
0
0
0
0
0
4
0
2
2
1
0
0
3
0
0
108
0
10
7
0
0
2
3
0
3
0
0
3
1
0
7
0
10
0
0
7
1
1
0
4
4
0
0
0
2
28
0
0
0
0
0
2
1
2
3
0
0
0
0
2
10
0
0
0
0
0
0
12
42
0
7
0
4
0
0
0
0
0
7
4
0
5
1
0
0
0
7
2
2
0
0
3
4
3
7
4
2
3
4
2
0
0
7
0
0
0
3
3
0
0
0
0
0
0
0
0
0
0
5
4
0
0
0
3
0
0
2
4
2
0
0
3
0
0
10
2
4
0
0
4
36
2
0
0
2
2
10
0
3
10
2
63
1
2
23
0
4
2
0
0
7
1
13
4
0
1
2
4
205
0
0
0
12
0
74
0
0
2
1
0
2
0
0
13
0
4
1
40
6233
0
53
4
4
0
2
3
0
3
95
0
4
12
10
4
0
0
0
2
2
2
0
0
0
10
0
1
0
0
0
0
37
2
34
53
3
10
108
2
4
0
3
0
13
0
0
10
0
0
10
0
0
2
0
4
86
0
1
0
2
4
54
2
2
4
20
2
2
0
2
4
1
0
0
2
0
21
0
10
0
10
4
0
12
34
3
2
0
4
7
4
4
2
0
0
2
0
0
0
0
0
10
2
0
3
0
2
0
2
2
0
2
0
2
0
4
0
0
0
2
10
2
0
0
2
1
1
3
0
0
3
1
0
0
0
0
2
10
0
12
0
0
0
2
0
0
2
4
0
10
0
0
0
0
3
2
0
0
0
0
0
0
7
3
0
0
0
0
0
1
2
2
0
0
0
0
4
1
2
0
8
0
0
12
0
2
0
3
3
0
0
3
0
3
2
2
2
0
0
0
0
1
2
0
0
95
7
0
0
0
0
0
2
0
2
4
0
0
4
0
0
2
0
1
10
0
3
0
99
2
2
0
2
0
1
2
2
3
151
0
0
10
0
0
0
0
0
5
4
2
0
10
0
3
0
2
10
3
0
0
2
7
59
0
0
0
1
0
2
80
0
0
10
352
6
2
3
10
1
2
0
0
4
6
0
0
2
0
2
0
0
0
3
0
0
4
0
2
0
0
0
0
4
0
125
10
0
0
0
3
0
7
2
2
4
2
72
7
0
4
6
0
2
0
2
0
0
2
0
0
0
1
7
0
4
0
99
2
0
10
0
0
0
0
10
0
0
3
0
0
0
7
0
0
10
0
0
3
7
10
0
2
0
0
0
0
7
0
0
0
3
7
4
1
0
2
2
1
70
3
3
63
0
2
0
0
0
0
0
0
0
2
10
0
0
2
0
4
10
3
0
0
2
0
7
12
0
1
0
0
2
0
0
0
0
0
0
0
0
4
0
7
63
0
7
0
0
0
0
2
4
0
3
76
0
0
0
4
7
10
12
0
0
0
0
12
0
1
0
3
0
0
37
3
95
0
4
0
4
0
0
0
0
3
0
2
0
2
0
2
10
0
0
0
10
0
0
0
7
2
0
2
2
1
0
2
0
0
2
10
2
1
0
0
63
0
0
0
0
0
0
0
0
3
0
0
2
2
0
0
1
0
1
4
0
4
2
1
0
40
0
2
7
2
3
4
0
0
0
13
10
0
2
0
0
0
0
1
2
0
0
0
4
2
0
0
42
0
0
0
0
4
0
0
5
0
2
3
3
2
0
0
13
0
2
0
10
0
0
2
2
4
2
0
0
10
0
10
10
2
0
0
4
2
0
0
0
3
0
4
2
1
164
4
0
0
0
2
1
0
2
3
7
0
0
0
3
0
2
0
2
12
0
0
0
1
0
2
3
2
0
10
0
2
2
2
4
63
10
0
2
0
0
2
0
102
0
3
0
0
124
0
0
0
0
0
0
2
3
10
63
0
0
0
4
0
1
0
0
4
10
0
0
2
0
3
34
7
0
3
0
2
1
20
0
2
0
10
0
0
0
0
2
2
0
2
4
0
10
3
14
1
0
7
4
0
0
2
0
0
2
0
0
3
3
3
0
4
0
40
2
0
2
2
2
2
4
0
2
0
0
0
0
2
18
0
1
99
3
1
0
0
0
10
3
2
7
3
20
0
2
63
3
0
0
2
2
3
26
0
0
2
10
3
2
0
0
0
0
0
4
0
10
0
0
0
40
0
40
3
0
7
0
2
2
0
0
0
1
0
0
0
2
0
0
0
0
0
0
3
0
4
0
0
0
0
0
7
0
0
3
3
1
0
0
10
4
0
0
0
2
1
2
10
244
10
0
3
0
63
0
0
0
2
0
4
1
2
0
2
0
0
0
0
1
3
10
0
0
0
63
2
10
0
3
0
2
0
2
2
0
0
7
179
4
2
13
0
1
0
4
0
0
0
4
0
0
265
0
0
0
0
7
2
0
10
0
0
0
10
7
2
0
0
0
2
0
6
0
0
12
0
10
12
0
138
0
0
10
2
0
0
0
0
0
3
2
0
108
10
0
0
0
0
0
0
0
0
0
0
4
0
0
0
2
0
0
2
0
0
2
0
20
2
0
0
4
0
3
18
2
0
0
2
3
0
2
0
0
0
0
0
3
20
2
1
10
4
2
0
0
0
2
1
4
4
2
0
2
0
0
0
5
63
4
0
0
0
2
2
10
7
0
9
3
0
0
0
10
10
4
4
2
0
2
0
10
0
2
3
30
2
3
1
63
63
9
10
0
2
10
0
4
0
7
10
0
0
0
0
4
0
4
15
2
0
2
6
0
0
0
0
2
0
0
10
0
0
0
0
0
2
7
39
0
0
2
0
4
0
3
7
0
2
4
0
3
181
10
0
0
5
0
0
10
1
0
3
0
0
0
0
0
0
0
1
0
2
0
2
0
0
5
10
0
0
4
0
0
4
3
0
1
3
0
0
4
0
2
0
2
0
2
0
23
0
0
0
2
0
3720
0
10
4
4
4
1787
2
0
0
4
0
2
0
2
0
7
3
37
0
0
0
4
0
0
82
0
0
63
0
5
0
4
10
4
0
3
563
10
0
0
0
0
0
0
3
2
7
7
12
0
7
0
0
1
0
0
0
0
7
0
0
10
2
2
2
0
0
4
1
0
0
2
10
0
7
3
1
2
0
0
0
0
7
0
0
0
10
2
2
3
0
0
0
2
1
0
1
10
7
2
0
0
0
0
1
0
0
0
0
0
7
2
3
0
0
1
0
4
1
0
0
2
37
0
3
13
0
3
2
0
2
0
0
2
0
2
13
0
7
0
0
0
4
0
2
0
2
3
3
20
3
5
2
0
37
2
4
0
0
0
0
0
0
0
2
0
2
3
10
0
0
3
3
0
0
0
2
2
4
40
0
2
0
0
10
0
0
0
3
0
0
2
2
0
0
3
0
0
0
0
7
0
4
0
0
7
0
0
20
2
4
2
0
7
2
1
10
3
0
2
2
0
1
2
4
2
3
3
7
2
12
1
2
0
12
1
12
0
0
0
3
0
4
3
2
0
0
0
3
2
0
0
2
7
0
1
7
0
4
0
4
10
0
2
0
0
2
0
2
0
0
0
2
10
2
0
0
0
2
0
0
0
101
0
5
10
0
0
0
7
169
4
0
6
12
3
4
10
3
5
0
2
0
10
3
0
0
0
1
2
0
0
0
1
10
0
10
0
2
0
2
12
2
0
0
0
2
538
2
4
2
20
0
0
0
4
0
0
4
2
10
63
12
7
3906
0
0
12
0
10
3
2
1
4
0
63
3
2
6
66
0
0
1
0
2
1
2
4
2
0
10
0
10
2
0
2
63
1
2
2
0
0
2
0
3
7
0
1
1
13
0
2
1
2
4
1
0
0
0
0
2
4
0
1
2
0
0
0
0
0
0
0
2
3
0
2
0
0
2
0
2
4
0
0
1
0
2
9
0
0
2
0
0
0
0
0
3
0
1
3
0
2
3
3
0
0
0
2
0
3
0
0
10
0
0
0
4
2
0
0
0
0
0
0
0
0
0
2
0
10
2
0
0
5
0
0
0
0
2
2
2
2
0
0
0
0
7
0
3
0
5
0
0
2
1
2
0
0
0
0
0
2
2
4
0
0
0
0
0
2
1
0
0
12
63
0
0
0
0
0
0
0
2
3
0
0
0
2
0
0
0
0
0
4
0
4
2
10
2
0
0
0
5
4
0
0
0
2
0
1
40
10
2
1
0
0
3
0
3
0
0
0
0
0
0
2
0
0
0
0
0
0
3
0
7
0
3
0
0
0
2
3
3
0
0
7
2
0
0
2
4
0
0
0
2
2
0
4
0
0
2
0
0
0
0
0
0
0
0
0
4
0
0
0
2
1
0
0
1
0
0
0
2
3
0
40
1
1
0
37
1
0
0
0
4
0
1
0
4
0
2
0
0
4
13
0
0
7
3
0
2
0
10
0
2
0
1
0
3
0
0
4
0
0
10
0
2
0
0
0
0
0
10
0
2
2042
0
0
0
63
0
10
0
0
2
2
13
3
0
5
2
10
2
0
3
3
1
0
4
0
0
1
4
2
0
4
0
7
0
10
2
0
3
0
1
0
0
0
0
4
0
0
0
0
2
0
0
2
0
2
3
1
0
0
0
0
0
0
10
4
0
0
1
4
0
0
0
4
4
37
0
0
0
0
3
0
0
4
2
0
0
10
0
2
4
0
0
2
7
1
0
0
0
0
2
7
2
10
63
2
3
0
2
1
0
2
0
0
4
0
0
0
2
13
2
0
1
0
0
5
10
0
0
0
2
0
2
7
1
0
0
42
6
2
0
0
0
0
3
124
0
2
0
0
0
0
2
7
0
7
4
3
0
2
0
0
0
1
37
0
0
0
3
10
0
0
0
1
0
0
0
2
0
0
0
4
3
2
0
1
0
7
2
7
10
0
2
0
2
7
0
0
0
0
0
4
0
0
0
0
2
0
0
0
0
0
4
0
1
2
0
0
2
0
1
0
0
0
0
0
2
0
1
7
5
0
2
2
0
0
0
0
2
0
2
0
2
4
0
2
0
2
0
0
2
2
0
0
0
0
0
10
0
10
151
1
0
2
0
4
0
4
0
13
0
0
2
10
4
7
0
0
4
0
0
6
113
0
0
0
2
1
4
99
4
0
2
0
10
4
0
0
0
0
0
2
0
3
1
0
1
0
0
0
0
26
14
2
0
3
0
20
2
2
0
1
66
0
0
2
10
0
0
0
3
0
3
10
0
0
0
0
0
1
0
1
7
1
0
0
0
7
3
4
0
0
0
0
1
0
3
0
2
0
3
2
0
13
0
2
10
7
3
0
3
0
10
2
0
3
2
0
2
0
0
0
2
4
0
3
0
0
0
3
10
1
2
0
10
0
72
0
3
0
1
10
4
0
0
7
10
7
40
0
2
2
2
0
0
0
63
0
4
0
2
0
0
0
0
2
86
0
0
0
0
1
2
0
2
1
12
4
0
63
2
2
2
10
0
0
32
0
0
0
0
0
22
0
0
0
3
0
0
0
2
0
0
0
0
0
14
1
7
0
0
0
13
0
0
0
2
3
4
0
2
0
4
0
0
2
2
2
3
0
1
0
34
2
0
0
10
0
0
4
3
2
3
2
2
14
0
4
0
0
13
5
7
2
0
0
0
1
0
0
0
10
0
0
0
0
0
2
0
0
2
4
0
0
2
0
0
12
0
0
10
6
2
0
0
0
0
0
422
0
2
4
3
0
0
0
0
0
4
0
0
0
0
12
7
0
3
7
0
0
0
0
7
0
92
0
18
2
10
0
4
0
0
4
4
10
1
3
0
0
20
10
2
2
2
0
2
3
2
2
0
0
40
3
0
0
13
0
0
0
2
0
63
10
2
7
2
0
0
0
0
4
0
0
0
4
0
0
10
63
2
0
0
2
3
0
7
0
1
24
3
66
0
7
4
83
2
0
0
3
0
7
2
2
13
0
7
20
0
0
0
0
0
2
0
0
3
0
0
0
3
0
27
3
0
0
3
0
0
2
3
4
4
0
0
3
3
0
2
3
4
0
34
0
12
0
0
1
3
4
2
4
2
0
2
0
0
0
2
2
0
3
0
3
0
0
2
0
2
10
7
5
0
0
1
2
0
3
173
2
3
2
2
101
2
0
0
2
7
0
0
0
4
0
2
0
4
0
0
4
3
10
0
0
2
0
4
0
1
2
0
0
4
2
0
0
13
6
4
1
2
0
0
3
2
0
0
5
2
0
8
63
63
1
0
4
2
2
4
2
20
0
4
0
3
0
0
2
3
0
0
2
2
0
0
3
0
2
0
0
0
2
3
0
0
10
0
158
0
0
2
57
1
0
2
2
0
2
0
37
0
1
0
0
5
0
0
2
3
0
2
37
7
0
0
42
0
0
0
2
0
10
0
7
0
4
2
0
0
2
0
5
0
0
0
0
0
0
2
10
7
0
0
0
0
0
2
0
37
2
0
3
2
0
1
0
10
0
0
2
3
10
1
4
0
3
0
2
0
0
0
4
0
0
0
0
0
7
2
2
0
0
2
0
0
0
0
10
0
2
2
1
2
10
0
2
4
0
2
2
10
0
0
0
4
10
0
1
4
672
2
0
0
2
0
0
0
0
0
0
0
10
12
192
0
5
2
2
4
0
0
0
10
0
0
1
2
2
4
0
2
0
0
3
0
2
3
0
0
0
0
18
0
4
2
10
4
3
13
0
0
6
0
5
0
0
1
0
0
0
14
3
4
4
0
3
10
2
0
2
42
0
5
0
10
2
2
0
10
0
0
2
10
0
0
2
0
1
0
3
0
2
2
10
63
2
2
0
0
42
0
0
12
1
0
0
10
0
0
0
3
0
430
0
0
4
0
0
0
0
20
0
0
0
0
0
0
0
40
0
0
3
10
0
0
0
0
0
10
0
0
2
0
3
0
2
0
0
5
10
5
2
0
0
0
0
2
0
0
0
0
4
0
4
2
10
0
1
0
0
0
0
7
0
4
0
0
10
0
0
7
0
2
1
0
0
0
2
4
2
3
0
2
2
2
1
1
0
4
0
0
1
0
0
0
40
4
2
0
0
12
2
0
0
10
0
1
2
0
4
371
0
2
7
3
4
0
0
0
2
2
0
0
0
2
0
2
2
0
0
2
0
2
8
13
12
0
0
0
2
0
0
2
0
30
1
0
3
0
0
4
0
0
2
10
2
0
0
0
0
0
1
1
2
0
0
0
3
0
0
15
0
0
7
0
2
0
10
4
2
0
7
0
2
10
0
4
2
0
0
0
0
0
0
4
3
0
0
0
2
0
7
0
0
2
0
3
2
12
0
0
12
0
2
7
0
0
0
10
0
0
1
2
0
1
2
2
2
3
5
0
0
0
6
2
2
2
3
2
3
0
0
0
0
2
13
2
7
0
3
10
3
0
0
4
4
0
0
4
2
2
3
0
0
3
0
3
1
10
0
0
0
3
0
7
1
4
0
0
0
1
0
2
3
20
0
4
4
0
0
1
0
0
0
0
2
0
14
1
2
0
12
2
0
0
0
0
4
2
0
0
0
2
2
3
0
0
0
10
0
0
2
0
0
1
0
0
0
1
0
0
0
4
1
1
0
0
0
37
10
0
2
0
1
0
0
7
10
0
0
0
0
7
0
0
0
0
0
3
3
2
2
2
4
0
7
7
7
0
7
1
0
0
0
10
2
4
0
0
0
1
0
0
0
1
0
2
0
10
0
0
63
1
0
10
7
0
4
0
3
2
0
7
0
0
0
4
0
2
0
0
0
0
1
0
0
0
0
0
3
5
0
0
0
0
0
7
0
0
0
2
10
2
0
3
2
2
0
0
0
4
0
0
0
7
4
1
0
0
0
0
0
2
2
0
0
0
0
0
2
0
134
0
10
4
0
7
0
0
0
7
0
2
2
0
2
10
3
2
2
0
2
0
0
0
149
3
53
4
0
0
0
0
0
2
1
0
28
0
0
0
0
0
0
0
1
2
0
0
0
20
0
0
2
0
0
0
2
2
3
4
6
2
0
13
66
3
2
2
37
0
0
0
0
10
0
2
0
0
2
8
0
0
0
0
0
10
2
0
0
7
10
0
0
0
3
3
2
3
2
2
0
2
0
0
0
0
0
2
0
10
20
0
3
2
0
3
10
0
0
0
2
0
2
0
0
2
0
10
0
0
0
0
0
1
0
0
0
10
10
0
69
0
4
2
0
0
4
0
2
0
0
10
3
0
3
0
0
2
0
1
0
2
4
5
0
3
0
0
0
1
1
0
0
0
0
1
0
10
0
0
0
0
0
0
2
0
10
3
4
0
7
0
4
0
0
2
7
0
2
0
4
3
10
3
10
3
0
0
4
0
0
2
4
43
0
2
2
0
0
0
0
7
1
0
3
0
0
2
4
10
0
0
0
0
2
1
0
0
63
0
2
0
0
2
7
2
0
10
0
0
4
0
1
1
2
2
0
3
3
0
0
0
0
0
0
2
0
4
1
0
7
0
0
0
12
0
2
1
2
0
0
0
0
1
0
2
0
3
0
0
10
2
2
2
1
4
0
2
0
10
0
0
2
0
1
0
10
2
10
4
0
2
0
3
2
0
2
0
3
0
3
2
2
0
0
10
0
0
3
2
0
7
4
0
2
0
0
5
0
25
2
0
0
0
2
3
0
3
0
0
0
2
3
0
0
3
2
0
0
9
10
10
2
0
0
0
0
0
0
0
1
0
13
0
3
0
37
1
3
4
0
2
2
7
0
0
2
0
0
1
0
7
0
0
0
4
0
1
2
0
2
0
2
0
0
3
0
0
10
2
0
10
0
0
4
5
2
0
0
0
7
0
7
4
0
3
422
0
0
2
2
7
4
0
0
30
2
0
1
5
1
2
0
0
0
10
0
0
2
0
0
0
0
4
0
10
1
4
1
0
0
2
2
2
0
10
0
0
2
0
0
2
0
2
2
1
0
3
2
2
2
3
3
0
14
0
0
0
0
10
0
0
2
0
0
0
0
0
0
0
0
4
0
0
3
0
0
10
4
2
40
2
10
0
0
2
0
0
0
0
2
0
0
2
0
63
0
0
0
0
0
0
2
3
2
1
0
0
0
7
10
0
4
3
1
34
0
0
0
0
0
3
0
0
1
3
66
0
0
2
0
2
2
3
3
10
0
0
7
201
0
0
0
0
0
2
0
10
7
2
0
1
2
10
1
0
0
3
2
5
1
3
0
1
0
0
2
3
4
0
4
10
0
1
0
0
7
2
0
0
30
4
0
63
4
0
3
0
0
0
10
7
0
0
13
0
10
0
0
0
0
0
2
4
2
4
0
0
2
1
2
0
0
0
3
2
3
0
0
0
0
0
3
2
0
2
2
0
1
0
3
0
0
0
3
0
0
21
4
2
4
7
0
0
0
3
2
0
2
2
4
0
4
0
352
0
2
13
0
0
7
12
2
0
2
0
0
2
0
4
0
4
0
0
10
0
0
2
0
0
4
0
2
0
0
2
2
10
63
0
4
4
3
0
0
4
2
0
0
10
0
0
0
0
0
0
3
0
0
3
0
4
0
0
0
0
20
0
37
3
0
0
3
1
0
4
2
0
40
2
0
3
2
4
0
0
2
0
7
0
0
9
10
0
4
2
201
0
0
0
0
4
0
2
2
0
0
2
412
0
1
0
0
0
3
2
3
0
0
0
3
0
1
0
0
1
2
2
4
0
0
0
0
0
1
0
0
0
0
10
0
2
0
0
1
10
0
2
0
0
3
3
3
0
0
0
1
364
2
32
0
0
2
3
0
4
3
2
0
3
0
10
0
0
2
0
0
0
0
0
99
0
0
4
0
2
0
0
2
7
10
0
2
0
3
0
0
2
0
2
7
0
4
0
0
0
0
0
0
0
25
0
0
10
0
34
66
0
0
0
0
0
0
0
1
1
2
4
0
2
0
63
2
10
0
1
0
0
0
7
10
0
66
7
0
2
201
1
4
134
2
2
0
0
0
0
1
0
2
12
0
1036
10
10
1
4
0
0
0
2
0
0
0
7
0
0
7
0
0
4
0
12
0
6
7
0
0
0
0
3
0
0
7
4
0
0
0
0
3
7
0
0
3
1
0
2
2
0
3
3
2
3
0
0
2
0
0
13
3
0
0
3
0
3
0
0
10
4
0
0
0
0
0
2
2
4
3
0
10
0
0
3
0
2
0
0
10
0
37
2
10
0
4
0
0
34
0
10
4
0
0
63
0
0
3
0
0
0
12
0
2
2625
1
4
0
3
0
0
3
0
2
0
0
2
0
3
183
2
0
0
0
0
0
2
0
0
0
2
3
2
0
0
3
2
0
0
0
2
0
0
4
0
1
2
2
4
3
0
0
2
0
0
2
10
37
7
0
2
3
0
0
0
3
0
0
6
0
2
0
0
7
2
0
0
0
2
0
0
0
0
7
2
13
0
0
2
2
4
59
0
4
12
0
3
2
0
0
0
0
2
0
1
3
2
2
4
0
3
0
0
4
1
0
10
0
0
0
0
0
0
1
5
0
10
0
2
0
4
0
0
10
0
0
2
0
0
0
5
95
1
2
7
0
2
247
0
2
0
2
3
2
2
0
0
10
0
0
0
1
12
0
10
0
1
10
1
3
0
2
1
0
0
10
1
4
1
0
0
2
0
2
0
1
2
0
0
2
0
0
63
2
0
0
1
0
0
0
0
0
7
0
0
12
0
0
0
0
2
0
2
2
0
0
3
0
0
0
40
2
2
0
2
0
0
0
0
1
2
0
0
0
0
0
0
0
1
4
0
10
53
10
0
37
0
0
80
2
0
3
2
0
0
0
4
0
0
3
13
4
4
3
10
0
0
4
2
4
1
0
10
4
0
0
2
0
13
0
7
2
3
0
0
0
3
2
3
10
0
1
0
0
7
0
4
4
0
2
2
0
0
7
4
0
18
0
3
4
4
10
0
195
14
0
0
4
0
0
2
4
0
107
0
0
0
3
10
2
10
2
0
0
1
0
5
0
0
3
0
2
3
0
2
63
0
3
1
0
2
0
0
0
0
0
7
0
0
0
0
3
1
0
0
2
2
2
2
2
3
7
0
4
0
10
0
2
0
2
2
0
2
0
3
3
0
0
0
0
0
0
4
0
2
3
7
2
2
24
2
1
0
0
0
2
1
0
0
0
0
0
0
10
0
0
0
2
0
4
2
2
0
0
0
0
2
0
0
0
4
2
0
0
0
0
20
0
0
0
4
5
0
3
2
7
2
0
3
0
4
0
0
2
0
10
0
0
0
5
2
0
0
1
7
0
0
0
0
0
0
2
2
0
0
0
4
195
2
0
0
2
2
1
1
0
0
7
3
4
1
0
1
0
2
0
0
1
10
3
7
0
0
0
3
1
113
0
1
10
0
4
0
151
0
0
1
0
0
0
0
0
0
0
2
1
0
0
3
0
0
1
4
1
4
4
0
1
10
0
54
0
3
3
10
0
2
10
4
1
0
0
2
4
0
2
2
0
0
0
0
0
0
0
2
10
4
4
0
1
2
1
4
0
3
20
0
1
0
2
1
1
7
0
3
3
0
0
3
0
2
1
0
3
1
1
0
10
0
2
0
0
0
0
4
0
0
1
0
0
0
2
0
0
0
10
0
0
7
10
1
13
0
0
63
0
2
2
0
0
0
0
2
1
3
0
0
10
7
0
3
0
4
37
0
0
0
0
0
0
0
0
0
4
0
2
3
4
3
7
7
2
0
0
0
21
34
10
2
0
0
0
0
2
1
0
3
0
0
1
0
0
0
0
2
2
0
2
0
2
10
0
0
2
2
100
0
0
0
0
0
0
0
3
3
2
0
10
2
0
0
0
0
63
0
0
1
4
0
0
0
0
0
0
10
0
0
0
0
37
7
2
2
0
0
5
0
0
0
0
0
0
2
0
63
7
0
0
0
0
0
0
0
0
1
0
1
7
0
123
3
0
4
10
0
0
2
4
0
2
0
2
0
0
10
0
0
0
7
0
0
4
5
0
2
7
2
2
0
2
0
2
0
10
2
0
0
0
0
0
0
0
1
0
2
0
0
1
10
7
0
2
10
0
9
0
2
2
2
0
0
3
0
3
2
0
0
0
2
0
0
2
0
0
0
0
0
10
0
0
2
2
4
2
0
0
0
2
89
0
4
0
0
0
0
2
0
0
0
10
0
0
2
0
1
2
0
0
2
0
2
4
0
0
12
0
0
0
63
1
0
3
0
0
0
1
0
0
0
0
0
0
0
192
2
0
0
37
0
2
0
4
0
0
3
0
3
0
2
0
0
3
0
12
0
2
0
0
3
876
0
1
0
0
3
0
4
0
0
0
10
2
2
0
2
0
7
0
3
0
13
0
10
63
0
0
20
1
0
0
27
2
4
4
1
2
10
4
0
3
2
0
0
1
0
0
3
2
0
4
4
0
3
0
3
13
2
0
3
4
0
0
0
0
2
0
2
120
3
4
0
0
1
0
2
3
0
2
10
13
7
1
5
2
5
0
0
2
0
0
124
2
0
3
4
1
0
0
3
0
0
2
0
0
42
0
7
0
3
2
0
7
0
0
179
1
0
0
0
27
0
10
0
2
7
10
4
0
0
0
0
0
0
0
0
2
2
0
2
10
0
0
0
0
4
9
12
7
0
7
122
2
97
0
0
0
0
7
4
10
3
1
0
0
0
0
0
0
2
0
0
63
0
0
3
0
2
0
2
0
4
4
3
0
0
0
4
0
4
7
2
10
0
2
0
10
3
10
0
2
10
2
43
0
0
2
2
10
2
12
7
0
0
0
7
0
0
12
0
0
10
0
0
0
2
0
0
0
2
0
12
0
4
1
4
0
0
7
0
0
0
0
0
92
3
0
0
0
2
4
0
0
0
0
0
4
2
0
0
0
3
0
0
2
0
0
0
2
0
0
4
5
0
10
0
1
7
2
0
3
1
0
0
1
0
0
0
3
2
4
0
0
0
0
0
0
2
0
0
63
0
0
0
0
0
12
3
2
0
4
4
2
0
201
0
1
0
0
0
2
0
0
2
0
2
0
10
0
0
0
0
0
5
2
0
2
0
0
0
0
0
1
0
2
0
2
0
0
10
0
0
10
10
3
2
0
0
0
0
0
0
4
2
0
0
0
0
0
0
0
0
0
0
37
0
3
7
10
2
0
0
3
0
0
0
0
0
0
4
7
1
0
10
2
0
2
0
10
0
2
0
0
0
2
0
0
4
2
0
0
7
0
0
10
0
2
4
6
10
2
0
3
0
0
0
150
0
4
0
102
0
0
3
2
4
1
0
0
0
3
4
0
1
0
4
10
1
0
3
0
2
0
4
10
2
2
10
1
0
0
3
0
2
0
42
2
2
5
2
0
0
0
63
0
0
0
5
2
0
0
13
0
0
0
0
0
2
0
3
10
0
0
0
0
10
0
0
0
3
3
0
1
0
0
0
0
3
0
0
2
2
0
2
1
7
0
0
4
10
2
5
0
3
7
1
0
0
0
0
0
0
0
2
0
4
7
3
1
0
0
20
0
0
0
1
0
0
2
88
2
2
0
0
2
5
0
2
2
0
4
0
7
3
2
2
4
0
0
0
1
20
0
0
0
0
4
0
2
0
0
0
10
0
63
0
4
0
0
10
10
7
2
7
2
1
0
0
0
0
0
2
5
3
2
7
1
3
7
3
4
0
0
0
3
10
2
2
3
1
2
0
0
0
0
0
2
2
0
0
0
6
0
4
0
0
12
2
3
2
1
0
0
3
2
2
261
0
0
0
0
2
4
14
0
0
7
0
7
2
0
3
0
0
0
2
0
0
3
0
0
0
0
0
0
2
2
0
3
0
2
0
0
0
0
0
10
0
2
4
4
2
0
0
0
3
0
0
0
2
0
3
3
0
0
10
0
1
7
4
2
0
7
0
42
0
0
0
0
1
1
0
0
0
2
10
0
0
1
2
0
1
4
2
0
0
2
0
0
2
0
0
2
10
2
108
0
0
0
0
2
0
1
0
0
4
10
0
0
0
2
10
0
3
10
0
10
2
4
3
3
0
0
4
1
10
0
2
10
0
0
3
4
4
3
0
4
10
0
0
0
0
2
0
37
7
0
2
2
2
0
7
0
2
0
0
0
0
0
0
0
0
4
0
0
0
0
1
0
0
10
2
0
0
0
1
0
2
4
0
0
1
2
1
4
1
2
0
2
2
2
0
10
4
1
10
13
0
2
0
3
2
0
0
2
0
10
3
7
3
0
7
2
4
20
10
0
2
0
0
1
7
0
15
0
0
54
0
4
0
2
4
0
0
2
2
12
0
0
0
4
0
0
0
7
0
0
0
3
0
0
1
4
0
0
7
0
0
0
0
0
2
9
0
0
7
0
5
0
7
2
0
0
7
0
2
0
0
6
0
3
0
0
4
2
2
0
7
0
4
0
0
0
0
0
39
0
0
0
0
4
0
10
3
0
12
4
1
0
1
0
76
0
10
5
0
0
2
235
2
4
0
4
4
14
0
0
0
0
2
0
0
0
2
0
0
0
23
1
1
4
4
0
7
0
0
10
4
0
2
0
3
4
1014
7
0
0
2
0
0
2
0
0
10
0
0
0
2
2
0
0
26
0
0
0
2
3
2
0
2
134
2
0
2
3
0
2
18
2
2
0
10
0
0
0
63
0
63
0
0
3
0
1
2
2
4
0
3
0
2
0
0
2
2
0
3
0
2
4
0
0
4
0
2
0
10
3
0
1
4
0
10
7
0
0
0
0
3
0
0
3
2
3
0
0
181
2
0
3
3
2
2
74
0
0
0
0
4
2
0
0
2
0
0
7
0
2
0
92
2
7
0
0
1
4
2
0
0
1
0
0
0
6
4
0
2
10
2
1
0
0
2
2
0
10
0
0
0
2
0
0
20
1
1
1
58
20
4
10
2
0
0
10
0
0
0
2
0
0
10
10
0
10
2
1
3
2
0
4
10
4
2
5
2
0
0
0
0
0
0
2
3
7
0
2
63
2
0
4
0
0
0
3
0
4
0
2
2
2
2
0
10
7
1
2
3
2
0
4
0
2
0
0
0
0
0
0
0
2
7
0
0
0
0
10
4
0
2
4
1
3
2
3
3
0
0
0
12
0
0
2
4
0
1
0
0
0
0
2
7
2
2
0
0
2
4
0
0
1
4
0
2
0
0
4
13
0
0
0
0
0
2
0
0
3
3
12
0
92
0
1
0
2
4
2
0
0
0
2
0
0
0
0
10
0
4
0
2
0
0
0
2
2
0
0
4
2
4
7
7
7
0
0
2
2
10
1
10
0
0
0
2
0
12
2
5
4
7
3
0
10
1
0
0
0
2
0
0
0
0
2
319
0
0
0
2
0
4
2
3
2
3
3
0
2
7
7
3
0
0
0
0
4
0
13
0
2
63
1
2
2
4
0
0
1
4
0
3
0
2
7
7
3
0
63
0
7
4
0
2
7
0
0
0
0
4
13
0
0
2
4
0
0
0
0
5
3
0
1
0
0
10
0
0
7
0
0
0
0
2
0
0
7
2
0
63
2
2
0
0
7
7
0
0
4
0
0
0
0
2
1
1
0
0
0
0
0
3
4
422
2
10
99
1
10
63
0
1
2
0
10
1
7
1
0
0
10
0
2
0
10
2
4
2
2
0
2
0
0
0
0
3
0
20
0
1
0
2
2
0
2
0
0
0
0
2
0
1
0
0
0
0
10
0
0
0
13
2
0
0
0
2
3
0
4
10
0
7
0
10
74
20
10
0
1
10
0
2
3
0
0
7
0
0
0
4
3
2
4
4
0
2
7
2
2
7
0
10
0
0
2
0
0
10
0
10
7
0
3
10
0
7
0
0
0
4
0
0
229
0
7
1
0
152
2
0
0
3
0
2
7
1
15
1
10
1
3
22
0
0
0
1
0
0
0
2
0
4
0
0
0
2
0
0
0
2
2
0
13
10
0
0
0
0
10
4
4
1
0
0
0
3
10
2
3
7
4
0
0
0
0
7
2
0
0
2
7
0
1
2
4
3
8
2
7
0
0
2
0
0
0
0
95
0
7
10
0
0
4
0
12
10
10
0
0
0
2
12
2
0
7
2
0
0
7
0
0
13
0
0
0
0
2
1
0
105
0
0
0
0
0
0
0
0
0
2
1
3
7
1
15
7
12
6
0
0
0
5
0
2
0
2
2
0
3
10
1
0
0
4
2
0
0
0
113
0
0
2
4
4
0
0
4
0
10
2
0
10
0
0
0
13
0
7
0
0
10
2
0
0
20
4
2
0
2
0
10
2
3
2
7
10
0
4
0
2
4
0
0
0
10
2
0
0
10
2
2
5
0
0
0
2
0
3
0
2
0
0
2
10
0
0
2
0
10
0
0
0
4
0
0
0
3
4
2
0
0
0
0
4
0
0
10
0
7
13
0
0
54
2
1
2
0
10
2
2
0
0
3
2
0
7
0
0
0
2
10
0
0
0
0
4
3
0
10
0
2
0
1
0
0
1
0
4
3
0
10
0
3
7
0
0
2
0
0
10
3
0
10
0
7
0
3
0
4
2
4
4
3
1
2
0
0
10
37
0
4
0
0
3
2
0
0
0
0
0
0
1
2
4
0
0
0
7
0
2
2
74
0
0
4
2
0
7
3
2
0
2
0
4
1
0
1
0
2
4
12
0
0
10
0
20
2
0
0
2
0
0
2
0
3
3
0
0
1
1
0
4
0
10
2
0
2
0
0
1
0
3
0
4
0
21
7
0
1
7
4
2
20
10
2
2
0
1
0
0
0
0
10
2
2
3
0
10
0
0
2
0
7
10
0
0
0
7
0
0
1
0
0
0
0
0
0
0
0
3
2
0
2
3
2
2
0
2
0
2
0
7
0
2
0
4
0
3
1
10
0
0
2
0
0
2
0
0
0
1
0
0
0
0
2
0
4
0
0
0
2
0
0
15
2
2
4
2
0
10
0
0
4
0
0
0
2
0
1
3
0
0
39
4
2
3
3
3
0
4
10
0
2
10
0
0
2
0
0
0
2
2
1
0
2
0
2
0
0
0
3
4
0
0
0
2
0
57
10
0
0
1
2
0
3
4
1
2
0
0
0
0
0
10
0
0
0
66
2
2
0
2
0
0
10
0
0
0
0
7
0
0
0
0
7
0
7
0
2
0
4
0
7
2
7
3
1
0
10
0
1
2
0
0
2
0
3
0
0
2
2
2
0
4
0
3
40
0
0
265
0
4
0
2
2
4
1
0
1
1
0
3
13
5
4
0
0
1
0
0
0
7
12
0
0
7
0
1
2
10
0
0
0
6
0
0
0
0
0
4
3
0
0
6
2
63
0
20
2
57
10
0
2
0
0
0
0
2
2
42
0
3
0
0
0
4
20
0
57
0
4
4
0
0
4
10
0
10
3
3
3
3
10
0
0
0
0
0
0
0
3
0
0
2
2
2
7
7
0
0
3
0
4
0
2
0
0
0
0
0
3
0
0
7
0
2
4
0
10
4
0
2
42
0
2
0
4
2
10
4
0
1
3
7
0
0
0
2
4
0
2
1
0
0
0
0
2
7
113
2
0
0
4
13
0
3
2
0
0
2
0
0
10
0
0
4
0
0
5
0
4
0
2
0
0
0
0
0
0
2
1
0
10
0
2
3
0
0
12
0
13
3
4
0
7
0
3
0
0
0
0
0
4
0
3
0
4
40
2
0
10
0
10
2
0
3
0
0
0
1
63
0
0
0
7
2
0
4
43
0
0
0
2
7
10
4
0
2
0
0
1
0
0
1
0
1
10
0
0
2
0
1
1
2
0
0
20
0
0
0
0
0
0
0
0
0
0
2
10
1
20
0
10
1
4
0
0
4
0
1
0
0
4
0
0
13
0
0
0
0
3
7
0
2
0
0
2
0
2
0
27
0
2
0
0
0
4
5
0
0
10
0
0
0
0
0
12
7
0
0
4
3
0
0
1
2
0
0
4
0
0
10
0
1
10
2
10
2
13
0
0
4
0
0
54
40
0
0
0
0
5
8
2
3
10
0
0
0
0
0
0
0
1
4
3
0
0
4
0
25
0
1
3
2
0
0
0
7
0
490
0
2
3
3
10
3
0
10
0
0
0
1
2
0
4
0
0
0
2
0
0
0
0
0
0
1
0
2
0
3
10
0
0
0
0
1
0
2
3
0
2
99
0
21
0
0
0
2
7
10
20
0
129
2
0
0
4
3
0
0
40
0
0
3
10
0
2
0
1
7
2
0
0
1
0
2
0
0
0
0
2
4
0
2
0
0
0
0
0
66
10
0
0
2
2
10
0
0
0
15
10
4
10
10
0
7
2
1
0
0
20
4
0
0
0
0
0
2
2
0
2
0
3
0
0
0
2
0
4
0
0
3
0
10
0
2
0
10
0
1
0
0
3
2
1
0
3
7
0
0
2
0
0
0
2
0
0
0
0
0
0
2
10
2
0
4
0
144
0
0
3
2
2
4
0
0
0
10
2
0
0
2
0
0
179
0
7
2
10
0
0
4
2
1
0
0
2
0
2
0
7
0
74
2
7
0
2
0
2
0
14
0
2
0
0
3
0
0
0
0
0
0
0
0
12
0
37
0
0
1
3
0
0
0
0
0
0
0
12
10
2
7
0
1
3
0
2
0
7
0
10
0
0
2
0
2
2
0
0
0
0
0
0
0
0
10
0
0
7
7
0
0
1
0
2
3
0
20
1
0
0
2
2
0
0
0
4
7
0
0
0
0
4
0
4
0
0
4
13
4
0
0
5
0
4
2
0
4
0
2
0
0
0
4
0
2
10
0
2
0
0
2
0
2
1
0
13
0
2
10
0
0
2
0
3
5
2
10
0
2
3
3
0
2
12
2
0
0
0
0
0
0
0
0
0
20
4
0
2
0
1
2
0
2
0
10
10
0
0
2
1
0
2
2
0
10
2
0
1
0
1
2
0
0
3
0
0
0
2
0
15
0
2
1
0
0
0
0
0
0
2
1
7
2
0
0
7
0
10
108
0
2
0
0
0
2
0
0
20
0
0
10
2
0
2
7
10
0
0
0
3
6
10
0
2
0
5
0
0
0
1
0
0
0
0
2
0
2
2
3
0
0
2
0
0
12
2
0
0
2
2
4
2
2
0
20
10
0
0
2
10
2
2
2
2
0
0
2
0
3
0
2
0
1
2
10
0
2
20
10
0
0
0
7
12
2
0
2
2
0
0
0
0
63
0
0
2
1
0
2
3
0
4
2
0
3
7
0
10
3
0
0
0
1
10
0
0
0
0
2
0
0
2
2
0
0
2
0
0
0
92
0
0
2
0
0
2
0
2
0
2
2
2
2
40
10
3
0
0
2
2
4
2
7
0
2
2
0
5
0
7
40
0
0
0
2
10
7
1
10
2
2
7
1
4
0
2
0
2
2
2
2
7
1
0
0
0
3
5
0
2
2
0
2
0
7
205
0
2
2
2
2
2
0
10
0
0
0
0
0
0
0
0
3
0
0
0
0
0
2
0
2
0
0
0
3
0
3
4
0
4
0
0
2
0
4
2
0
42
1
0
7
6
0
0
2
10
3
0
7
4
13
0
0
0
2
2
4
10
12
4
0
2
371
3
12
0
0
2
0
3
7
4
102
0
0
2
0
0
0
0
0
2
0
0
0
7
0
0
2
0
10
0
0
0
0
0
2
0
0
0
3
0
0
0
0
0
2
0
0
2
3
10
0
0
2
0
1
2
0
0
0
0
0
0
0
0
0
105
0
0
37
2
0
0
0
0
2
2
0
0
2
0
2
0
1
3
0
0
0
3
413
2
0
4
10
2
2
5
1
0
2
0
2
0
2
0
0
0
10
0
63
0
2
0
0
0
2
7
0
0
2
0
0
1
3
0
0
0
0
0
4
0
10
0
10
2
2
4
0
3
0
0
0
0
0
2
3
7
7
7
2
13
0
1
0
0
0
63
2
0
0
3
0
2
7
0
0
0
0
4
0
13
2
2
20
4
0
0
0
0
3
0
2
0
0
4
0
3
0
0
0
0
0
0
2
2
74
0
3
0
4
4
0
447
0
0
4
0
4
4
0
2
0
0
0
0
7
10
0
0
3
2
7
13
3
3
13
13
2
4
181
0
0
0
0
1
0
0
0
0
10
0
0
0
0
0
0
0
4
13
1
0
7
0
0
0
3
2
0
0
0
20
0
10
4
0
4
16
0
102
0
63
0
4
0
0
3
0
13
0
7
0
0
3
5
2
0
20
0
1
0
1
0
0
9
0
2
4
0
0
0
2
0
2
0
0
1
4
0
3
10
3
0
0
0
7
2
2
0
63
0
2
40
3
2
1
3
2
2
2
2
2
0
0
1
10
0
0
2
0
0
195
0
0
2
3
2
0
2
12
124
10
0
1
3
15
2
0
0
3
20
0
1
2
63
2
0
0
0
0
10
2
3
2
1
2
0
12
66
2
1
0
2
4
0
3
10
0
0
0
0
2
0
0
0
0
0
0
0
0
0
0
2
0
2
12
0
4
4
0
4
2
5
7
0
4
0
1
2
1
0
0
10
0
0
4
0
4
2
0
0
0
4
2
2
0
1
0
0
149
7
2
0
2
0
0
0
0
2
4
2
2
0
0
10
0
1
0
2
7
0
20
0
0
7
0
0
0
2
0
36
0
0
0
0
10
2
0
2
0
0
0
2
0
0
0
0
4
0
0
0
0
2
2
0
0
0
0
2
10
0
0
0
3
0
4
1
0
0
3
1
0
0
0
0
0
0
0
2
0
0
13
2
2
0
2
3
5
0
7
0
0
0
0
2
4
2
0
5
1
7
0
1
7
0
13
9
0
0
0
0
0
0
3
0
0
13
2
2
0
0
0
2
0
7
0
2
2
0
4
0
2
0
37
2
0
4
4
0
4
0
0
3
0
7
63
0
0
34
3
0
2
0
7
0
1
1
3
2
3
2
0
0
0
1
0
0
1
0
7
0
0
0
0
0
0
0
3
0
0
2
0
0
10
0
0
9
0
0
1
0
0
0
0
0
0
0
4
0
2
2
0
5
0
4
0
0
63
4
1
2
2
0
0
14
0
10
0
0
1
0
0
0
92
0
2
0
0
105
0
7
2
3
2
2
2
5
13
7
0
2
0
0
0
0
3
0
0
0
0
0
0
20
2
2
2
4
0
0
0
0
4
2
7
2
2
23
0
5
12
1
3
4
63
1
0
0
2
0
5
3
2
0
2
7
0
10
0
2
2
0
3
2
0
27
0
63
0
7
0
0
0
0
0
0
0
2
14
82
10
0
0
1
0
0
0
0
10
0
379
63
40
12
2
4
0
37
0
0
0
0
0
7
0
2
3
0
2
0
0
3
0
0
0
0
0
2
4
4
0
0
3
0
2
0
2
1
18
0
2
1
0
0
2
2
0
2
4
1
1
0
2
0
0
2
0
0
0
3
2
0
0
1
0
40
5
2
0
0
0
10
0
1
0
0
3
0
0
12
1
0
0
2
2
10
2
3
3
0
1
10
0
0
0
2
0
7
0
0
10
2
0
2
2
0
0
2
4
0
0
0
0
32
0
0
0
0
0
0
2
4
3
0
10
4
0
4
3
0
2
0
0
4
2
2
0
3
2
0
0
0
40
0
2
0
2
7
0
99
0
0
2
2
0
0
0
0
0
0
0
2
0
0
0
2
2
2
2
4
5
0
2
0
3
4
0
10
0
2
0
4
5
0
0
0
0
0
0
0
0
2
0
2
4
10
0
0
2
0
0
0
95
2
0
0
3
0
0
2
0
0
10
2
0
3
0
0
1
12
0
0
0
2
1
2
0
0
0
0
0
0
0
0
0
0
4
12
0
2
0
0
0
74
0
0
0
0
74
12
0
2
2
12
0
4
0
4
4
37
7
7
4
14
2
0
2
0
2
0
0
13
7
9
2
21
0
0
3
1
0
2
2
0
7
0
3
7
0
4
0
2
2
0
0
0
2
0
3
2
0
1
2
10
0
0
0
7
4
0
0
10
0
0
13
0
0
0
0
0
0
0
2
2
10
0
0
2
0
0
2
0
1
0
3
2
0
0
0
0
2
7
1
0
4
0
1
2
2
0
0
0
7
5
4
0
0
0
10
1
0
1
2
2
40
2
2
2
0
2
2
1
10
2
0
0
0
0
0
0
0
0
2
0
10
4
0
10
0
3
0
0
10
10
0
2
3
0
0
10
0
0
3
2
0
2
4
0
0
2
0
2
0
2
0
0
0
192
10
2
0
0
0
0
0
10
3
3
0
4
0
1
0
12
0
2
762
2
0
1
10
10
104
7
0
3
1
0
37
10
2
2
0
3
7
7
0
2
0
37
3
10
1
4
0
2
63
2
2
10
0
0
3
2
2
0
0
0
0
0
0
0
3
37
0
5
0
0
0
0
10
0
0
2
0
7
4
2
1
7
2
2
0
4
7
3
2
4
0
2
0
12
0
10
0
2
63
7
0
0
0
1
42
0
0
7
0
10
10
3
0
0
2
0
4
0
0
0
10
2
7
0
0
0
2
0
0
2
10
2
10
0
4
0
0
0
0
0
0
2
13
10
0
0
0
0
4
0
7
3
0
2
10
2
3
7
0
0
0
40
2
0
0
0
2
0
3
2
0
0
0
0
2
7
0
0
0
7
0
2
0
0
0
10
2
0
0
0
0
0
7
0
10
0
2
0
0
0
0
0
4
0
2
0
228
10
0
0
63
0
0
0
0
0
0
4
7
37
0
0
1
0
0
0
0
20
0
0
0
66
0
4
6
0
0
2
10
0
2
8
7
0
0
5
2
0
63
2
2
0
0
2
2
0
1
0
4
5
13
37
0
63
3
0
0
0
0
2
0
4
0
7
0
7
63
0
2
2
0
0
0
4
2
0
1
0
0
0
2
0
0
4
3
4
0
12
0
0
0
2
2
2
0
0
3
0
0
2
2
0
2
2
0
2
4
0
10
0
10
0
0
3
0
7
0
5
5
0
2
4
0
10
1
0
2
0
0
2
0
3
0
1
0
0
0
0
10
0
0
0
0
0
3
0
0
0
40
2
0
0
0
3
0
0
4
2
3
0
0
0
0
7
4
0
4
2
0
2
0
0
0
0
0
0
1
0
0
0
4
2
0
2
0
2
2
0
352
0
2
3
0
7
0
0
0
151
3
1
0
0
4
0
0
0
0
34
0
0
0
2
0
3
0
3
0
0
0
132
0
0
10
0
2
0
2
0
3
3
0
2
2
0
0
7
0
2
0
7
0
7
0
0
3
4
0
5
0
0
0
4
39
0
0
0
0
1
0
10
0
0
12
0
0
0
0
3
0
2
0
2
3
10
40
179
2
3
2
2
4
0
0
3
4
0
0
0
0
265
0
0
2
0
0
0
0
0
0
0
0
0
1
3
2
0
2
0
0
0
0
2
0
0
3
2
0
3
4
0
0
0
0
0
4
13
2
2
4
2
10
0
12
3
0
2
0
0
0
10
3
0
0
1
2
0
7
10
5
0
0
4
0
0
13
0
10
0
0
0
2
4
2
0
2
2
0
40
0
0
0
0
2
2
0
0
20
4
0
3
0
0
6
7
0
0
0
37
0
0
0
3
0
13
0
3
3
13
0
4
0
0
0
4
4
10
0
0
0
0
0
0
7
0
0
7
2
0
1
2
10
0
2
0
0
4
2
0
0
0
7
0
1
0
0
2
2
0
0
1
10
0
0
1
0
2
2
4
10
0
0
10
2
7
0
2
0
0
2
0
4
0
0
2
4
0
0
7
2
4
0
2
0
2
0
0
0
2
2
0
0
2
2
2
0
0
2
2
4
0
2
0
0
0
1
0
0
0
4
3
0
0
2
0
10
0
0
0
0
3
0
0
0
2
0
0
0
1
0
0
2
0
2
0
0
0
2
0
0
66
0
228
0
0
0
2
13
0
2
10
0
4
0
0
10
10
0
10
4
4
2
0
25
0
10
3
0
0
0
0
12
12
2
0
4
4
0
0
0
0
4
3
0
4
1
10
4
40
1
0
10
0
0
7
2
0
37
0
4
0
0
0
7
0
2
0
4
4
4
2
3
0
0
0
0
0
0
2
10
3
0
123
10
0
0
0
98
2
0
0
0
4
0
0
1
2
0
0
7
1
12
2
2
0
0
20
0
0
1
7
7
556
4
20
0
3
0
0
0
2
1
13
2
0
0
0
10
1
2
0
2
0
3
0
0
0
0
0
40
2
0
0
2
10
1
0
7
7
2
0
2
3
0
0
3
2
1
0
2
0
7
7
0
66
10
10
10
3
1094
2
0
0
0
2
1
0
10
0
3
1
2
0
0
0
0
1
7
63
0
0
0
2
20
3
0
0
0
0
0
2
0
0
0
0
10
4
10
2
2
0
0
0
0
2
0
0
0
2
3
4
10
42
2
0
4
2
0
0
0
0
0
99
7
4
0
2
4
1
1
0
0
0
10
0
0
3
0
0
1
0
0
2
2
0
0
0
0
0
3
0
0
0
0
0
0
0
0
0
2
0
2
0
66
1
2
10
0
36
0
2
10
3
2
0
2
0
0
0
1
2
4
0
1
4
0
3
0
2
4
0
7
195
7
10
7
0
0
0
0
0
2
0
0
0
0
0
2
0
0
7
0
0
0
0
0
0
10
0
2
2
10
0
10
2
3
4
0
4
0
37
2
0
3
0
2
13
21
0
4
0
1
0
0
4
0
0
0
20
0
3
0
10
3
0
0
3
3
0
0
4
0
0
7
0
2
0
2
0
0
3
2
0
0
0
0
0
0
4
10
0
0
0
0
0
1
0
0
7
2
0
0
0
1407
0
0
2
0
0
2
3
1
0
0
0
2
0
0
5
0
0
4
0
7
2
0
37
1
3
3
0
10
7
0
0
0
1
0
0
0
26
0
2
2
1
4
7
0
13
2
10
0
0
4
4
0
1
0
0
0
0
0
2
0
0
755
0
0
0
4
1
0
0
0
2
10
0
0
3
0
0
2
0
2
0
0
0
0
3
0
12
2
0
0
0
1
1
0
5
0
0
3
0
4
4
2
12
0
2
0
63
0
0
10
2
0
0
0
0
0
0
3
0
7
0
0
34
0
2
0
0
0
2
3
10
10
69
2
0
4
0
2
0
0
0
7
10
2
0
0
3
0
0
10
0
0
7
3
0
0
10
0
0
1
0
2
0
2
3
0
0
1
0
3
0
7
0
4
2
0
2
4
0
0
2
0
0
12
0
2
2
0
2
0
0
2
3
3
10
0
0
0
0
0
0
10
10
0
0
0
0
4
103
0
0
0
2
2
4
4
0
2
4
2
0
0
2
0
3
2
13
1
20
0
0
0
0
0
0
1
0
0
10
4
0
0
0
1
0
2
2
0
0
0
0
0
0
0
0
10
10
0
2
1
0
0
0
0
7
0
2
0
2
0
0
2
4
0
0
10
10
0
0
0
23
1
4
0
2
0
2
2
0
0
0
2
0
0
0
0
2
0
0
0
7
0
0
40
0
0
0
0
10
0
0
0
0
0
37
0
2
2
0
2
0
3
5
12
3
4
0
2
0
2
0
1
0
0
0
1
2
0
0
2
0
0
0
0
4
0
100
4
10
1
20
0
0
0
0
0
0
0
3
0
2
53
2
0
1
2
0
0
5
1
4
2
0
0
7
0
2
2
2
0
0
0
2
10
0
0
0
12
0
0
0
2
20
0
0
7
0
10
2
0
3
13
4
0
3
3
0
1
0
2
0
0
2
0
0
2
4
3
10
4
0
0
0
0
0
0
1
0
4
10
0
4
15
0
2
0
0
2
1
4
0
0
0
2
7
2
0
10
0
2
0
1
2
0
0
0
0
0
7
4
0
1
4
0
3
0
2
0
0
0
0
3
10
0
2
0
10
2
3
0
2
4
0
4
0
1
0
0
1
0
0
0
5
0
0
0
0
3
0
2
0
0
5
0
0
0
2
0
2
0
2
4
0
10
0
4
0
2
0
0
0
0
0
4
0
2
0
2
0
0
4
1
4
0
2
0
0
61
1
8
0
0
3
0
2
15
3
0
4
0
0
3
2
7
20
0
2
4
2
7
0
3
0
0
4
2
0
0
63
0
0
12
0
0
7
0
0
0
0
5
0
0
34
0
5
0
0
2
2
0
0
0
3
2
0
0
2
0
4
0
0
0
6
2
0
0
0
7
0
0
0
2
0
0
0
2
10
0
1
4
0
40
40
7
4
0
2
0
0
0
2
0
2
0
0
0
0
0
0
2
10
12
1
1
0
0
4
10
7
3
0
3
0
1
3
2
7
0
0
4
0
0
0
0
2
1
0
7
0
0
10
0
4
0
2
0
0
4
2
4
4
0
2
2
2
0
0
0
0
0
1
0
0
2
2
0
10
0
0
0
63
10
0
0
2
7
0
0
2
0
0
0
4
4
2
0
4
10
0
42
0
0
3
13
4
0
0
1
0
0
0
0
1
0
0
0
2
5
0
1
7
20
43
43
0
0
0
0
0
4
10
13
0
10
2
20
0
0
4
0
2
10
0
2
2
87
2
0
1
2
0
2
0
3
0
0
0
2
0
4
10
0
2
0
0
4
4
3
12
0
4
4
12
2
0
2
27
0
0
0
0
2
2
0
1
0
0
0
0
20
0
0
1
0
2
2
1
0
3
0
10
0
0
4
0
0
0
1
0
0
0
40
4
0
0
2
0
7
2
166
0
0
0
74
0
0
0
0
0
0
0
0
4
2
2
0
0
0
2
10
2
2
0
0
2
95
1
0
0
0
2
2
4
0
4
0
0
63
0
0
0
0
0
0
2
0
0
2
4203
3
0
7
1
0
2
63
0
0
2
0
13
34
12
621
3
7
0
2
10
2
10
3
0
0
0
0
0
1
0
3
0
3
4
0
0
2
0
2
0
2
0
0
0
7
7
0
0
2
0
0
2
0
1
0
4
0
1
0
0
2
0
26
0
3
0
0
0
0
2
10
10
2
3
2
0
4
0
2
0
0
0
4
2
7
0
10
6
0
225
1
0
0
0
0
1
0
1
1
1
10
0
39
10
0
7
0
0
0
0
0
0
0
7
2
0
0
0
0
4
10
4
7
2
0
4
37
2
4
0
1
1
0
0
2
1
0
4
0
0
4
3
12
2
4
0
2
63
3
4
37
6
0
0
0
0
0
0
10
20
4
10
2
0
0
2
0
0
0
1
2
0
0
0
13
2
0
338
2
10
4
0
2
16
0
0
0
54
0
0
0
7
0
2
0
0
0
2
0
0
10
1
0
0
2
2
0
0
0
0
0
0
0
0
3
2
2
2
2
0
0
0
0
0
0
2
0
1
0
0
0
2
10
0
7
3
0
0
0
2
2
7
0
4
0
2
3
1
2
0
0
0
13
0
1
2
3
0
0
2
0
2
0
0
0
0
2
0
0
1
0
0
1
4
0
1
0
0
0
3
0
0
2
1
0
1
0
2
0
0
7
2
0
10
0
7
0
0
2
5
2
0
0
3
1
4
0
6
0
0
10
0
0
0
0
0
0
0
3
18
37
0
0
4
0
13
0
0
0
0
20
2
2
63
3
92
42
2
58
1
2
0
7
2
0
3
0
0
0
5
2
0
0
0
0
10
0
0
0
3
0
2
0
0
7
0
0
0
2
0
1
0
2
0
0
12
0
2
0
10
0
4
0
1
2
0
1
2
0
2
0
2
10
2
10
2
2
13
0
0
2
10
0
2
4
0
0
4
14
0
0
0
0
0
1
0
1
7
10
3
2
10
0
0
3
0
179
0
0
3
0
0
2
0
0
0
0
0
3
0
0
5184
3
0
0
3
1
0
3
5
63
12
2
3
32
0
15
0
42
12
2
4
0
0
1
2
63
0
0
10
0
0
0
0
0
1
63
12
0
2
0
0
3
0
4
2
0
0
3
2
0
3
0
0
0
3
4
0
0
14
0
0
0
1
0
2
2
2
4
0
5
0
2
0
0
0
0
3
0
1
7
1
0
2
0
0
4
0
0
0
4
0
0
0
2
0
0
1
1075
0
0
0
5
0
4
0
1
2
0
0
0
2
7
95
4
0
0
4
0
1
0
0
4
0
0
0
0
0
2
7
0
0
3
2
1
2
0
0
2
2
0
0
0
7
0
2
0
1
2853
0
3
0
0
0
0
2
4
1
0
0
0
2
10
0
2
0
3
10
0
7
0
0
3
0
4
1
4
0
4
0
10
0
2
0
0
10
0
0
0
0
40
0
1
0
1
0
0
7
0
0
2
0
63
0
4
0
4
1
0
0
2
3
0
0
0
2
3
2
0
3
3
0
1
0
0
0
2
0
3
2
0
4
2
5
0
0
3
10
0
0
0
0
0
2
0
2
3
7
2
18
10
0
2
7
0
0
2
2
0
63
0
2
2
2
3
0
2
0
4
2
2
10
508
4
4
4
0
0
0
0
3
0
7
0
4
0
0
0
0
0
2
1
0
4
0
2
0
1
10
0
3
0
2
0
0
2
2
4
10
0
10
2
2
4
0
0
12
0
4
10
2
0
0
0
7
0
2
0
0
2
0
0
0
0
2
0
0
2
10
63
0
86
0
2
10
0
1
2
0
2
2
192
1
0
5
0
10
0
0
0
0
0
1
0
2
0
0
1
2
0
13
0
0
0
4
0
2
0
0
0
1
0
0
0
0
43
3
7
4
0
0
0
0
4
7
23
1
2
0
3
10
0
0
2
4
0
0
2
0
0
0
0
0
0
2
0
0
2
3
21
3
10
7
10
0
7
0
2
3
40
10
1
100
4
10
0
0
4
0
0
2
0
4
3
0
0
2
0
0
0
10
0
0
0
0
3
0
20
0
1101
42
4
0
3
0
0
0
0
0
4
0
7
2
0
7
0
2
0
0
0
0
0
3
0
0
0
0
0
0
1
0
0
0
0
3
0
2
2
10
0
0
0
2
7
15
2
3
0
3
4
2
0
0
0
0
0
0
4
0
0
3
2
0
2
7
0
4
2
0
0
3
0
4
0
2
21
3119
10
4
0
0
0
0
37
0
0
0
0
1
0
10
2
3
0
0
3
179
1
0
0
0
1
0
0
0
10
0
0
7
0
0
2
4
10
3
0
1
0
2
4
0
0
0
2
0
0
3
10
10
2
2
4
2
0
7
0
0
0
0
13
0
2
15
0
0
6
0
0
1
0
0
3
7
0
2
0
0
0
0
0
0
0
0
2
37
0
0
0
2
2
1
2
1
1
0
4
2
2
0
0
8
4
0
2
2
2
0
0
0
0
0
0
4
4
0
0
2
2
2
10
0
15
12
0
2
0
0
2
2
5
4
20
0
0
2
4
2
7
0
0
0
2
0
37
4
1
12
5
0
10
2
3
1
2
4
0
0
2
0
4
0
10
4
0
4
0
4
2
0
2
0
0
0
0
0
4
1
0
0
0
0
0
13
0
0
1
1
0
0
2
0
37
2
0
0
0
0
0
0
2
1
3
0
0
0
0
0
2
0
0
0
0
0
181
7
7
3
0
0
2
3
1
0
0
1
4
4
0
4
0
0
4
40
10
0
3
0
0
2
3
3
0
0
7
0
0
10
0
0
2
3
0
4
3
0
7
0
0
0
0
2
2
0
2
42
10
0
0
0
0
0
0
2
2
0
0
0
0
0
0
2
0
0
0
0
7
0
0
4
40
4
0
0
0
0
7
2
2
0
3
4
0
0
0
0
0
2
1
4
0
0
4
0
3
7
0
36409
10
5
0
2
1
0
0
23
1
3
0
0
0
1
0
10
4
0
2
0
40
0
2
2
7
20
0
7
0
10
0
0
20
3
9075
63
0
2
2
40
0
0
0
0
0
10
0
12
0
0
4
3
0
0
10
1
0
2
0
0
2
0
42
0
0
1
0
0
4
2
7
2
12
3
0
2
2
7
0
12
0
2
0
0
0
3
0
0
1
7
0
0
2
0
0
2
3
2
0
0
2
1
3
0
2
0
0
0
0
0
0
0
0
0
0
7
10
0
0
2
7
4
4
0
0
0
0
1
2
0
0
4
0
2
0
2
0
2
3
0
2
4
4
0
10
4
40
0
2
0
5
0
0
0
0
0
3
2
0
0
4
0
0
0
4
2
0
0
0
0
1
0
0
0
0
0
52
0
7
2
2
0
2
0
1
3
0
0
0
2
0
3
0
0
0
0
0
0
0
4
0
0
63
0
1
0
4
4
7
3
10
0
7
2
2
0
2
7
5
0
0
10
0
0
0
4
0
0
0
3
0
0
0
0
63
0
4
0
2
0
10
0
1
2
0
3
0
0
21
4
2
0
2
0
0
1
0
37
1
4
2
371
0
4
0
4
0
1
2
13
0
2
10
0
0
66
7
10
0
0
0
0
2
0
0
10
7
0
3
4
0
0
1
0
0
0
0
3
4
0
0
0
10
5
0
0
0
181
5
2
20
0
10
18
10
10
0
0
0
0
0
0
1
1407
63
2
0
2
2
0
1
0
57
0
10
2
4
0
0
5
2
13
6
1
42
0
0
0
0
3
0
0
0
0
0
3
0
0
7
2
0
4
2
4
0
7
10
7
0
7
2
0
12
37
0
0
4
0
0
0
0
0
40
0
0
3
2
0
3
0
20
2
7
2
7
10
1
0
0
0
2
10
2
0
0
0
1
10
2
0
2
0
2
0
2
0
0
0
0
0
10
42
0
10
0
0
0
1
4
0
0
0
0
0
0
0
0
2
2
0
0
0
6
0
12
1
0
3
10
0
2
3
20
2
2
2
0
3
2
3
4
4
2
0
0
0
4
5
0
13
1
2
0
3
1
0
2
3
0
0
0
0
2
181
0
0
1
0
0
2
0
7
0
0
0
0
10
0
4
0
10
4
2
10
4
7
0
0
1
12
0
0
20
10
3
0
2
20
0
0
0
0
0
0
0
7
0
458
10
0
2
0
0
0
1
0
0
3
0
0
0
0
10
0
0
4
2
10
7
0
2
0
0
4
0
0
3
0
0
0
0
4
10
2
1
3
2
2
2
2
0
0
0
3
0
2
2
4
0
37
4
0
1
0
2
0
0
0
0
0
0
0
0
0
0
135
1
2
0
0
2
4
10
0
0
0
0
2
7
2
0
0
0
0
0
0
104
2
0
0
1
5
0
0
0
0
7
0
3
4
2
0
3
0
0
3
3
0
4
10
0
0
0
0
0
0
7131
0
0
0
0
0
10
0
0
0
3
0
0
0
0
4
2
0
0
0
0
0
37
0
0
0
0
0
2
0
4
12
10
0
10
0
3
2
10
1
2
0
2
0
2
0
0
0
0
0
2
4
3
1
2
0
0
0
2
0
0
7
2
3
7
0
7
0
7
0
12
2
4
4
0
0
1
0
3
2
0
1
4
0
0
10
0
2
1
0
4
4
0
2
4
4
2
0
0
0
10
0
0
4
1
2
0
2
0
0
1
4
0
0
7
0
3
3
2
0
2
2
0
0
0
10
2
11
7
0
7
2
2
4
10
0
2
1
1
0
0
2
7
10
0
0
2
2
0
1
2
0
0
0
2
0
0
1
0
0
0
0
3
0
10
0
0
0
10
0
0
0
0
0
0
4
0
0
7
0
0
2
10
0
0
0
3
0
0
1
0
0
3
0
0
0
0
0
10
0
4
190
2
0
2
0
0
4
0
0
2
2
0
2
2
3
1
2
2
0
4
0
0
7
9
0
4
3
0
10
2
2
10
7
2
1
0
0
10
0
7
4
0
2
0
0
2
2
0
192
0
0
0
2
0
0
10
0
7
0
0
10
0
7
10
2
2
2
0
0
0
4
4
2
12
0
0
2
2
0
7
0
2
0
0
2
4
2
2
0
0
1
7
4
3
0
4
4
0
10
2
4
4
0
0
0
0
0
0
2
0
0
3
0
7
4
0
10
0
5
0
1
0
1
0
0
0
0
0
1
0
0
3
7
7
0
379
0
7
2
0
4
0
3
2
0
3
2
0
0
7
10
2
0
0
2
3
2
4
2
4
0
2
0
3
2
0
0
0
4
0
7
2
5
0
0
2
10
2
21
0
10
4
0
0
2
0
1
13
0
28
2
0
4
0
2
0
0
0
4
0
0
3
0
0
14
2
1
0
0
1
1
2
1
0
0
0
4
10
3
2
0
0
2
1
2
0
0
4
0
0
0
4
0
0
0
12
0
10
0
1
4
95
20
3
7
4
0
0
0
7
0
2
0
1
0
0
1
0
0
2
0
0
2
2
0
2
10
2
0
4
0
4
2
1
3
4
2
4
2
0
12
0
2
63
0
0
0
20
2
0
0
0
0
3
0
12
2
10
0
2
10
1
0
0
0
0
0
0
0
2
0
10
13
0
3
0
12
0
2
0
0
2
0
5
3
0
0
0
1
0
0
0
2
2
3
0
0
0
0
0
37
0
0
3
4
0
0
2
10
0
4
0
0
0
0
7
0
10
10
0
2
0
7
0
2
2
2
2
0
0
0
2
0
3
0
10
4
0
0
0
0
0
0
0
0
0
0
10
4
0
0
0
2
1
3
0
2
3
0
0
0
0
2
0
0
4
0
0
0
2
4
10
0
37
0
2
0
2
12
0
20
0
0
1
10
0
0
7
0
2
2
2
0
10
12
0
10
4
0
0
0
2
0
0
1
0
23
0
0
3
0
10
0
2
0
3
0
4
40
2
10
10
37
0
2
2
0
0
0
2
0
0
4
0
0
0
0
0
0
7
0
0
0
1
0
0
0
0
3
0
2
2
0
0
0
4
40
2
3
0
2
0
0
0
0
0
0
0
0
3
0
0
0
2
7
0
28
2
2
20
0
0
0
0
0
10
2
1
10
10
2
0
0
3
0
0
2
0
2
7
0
0
0
2
0
0
2
0
2
0
0
0
0
4
0
0
0
0
0
0
0
3
0
0
0
7
4
2
2
0
0
2
0
0
5
0
1
4
0
0
4
4
0
0
2
0
0
0
0
2
0
0
4
3
0
1
0
0
10
2
0
0
5
3
0
0
0
3
0
4
0
2
3
0
4
0
0
2
2
13
0
2
0
7
0
0
0
10
0
0
0
0
2
2
2
0
0
0
0
2
0
7
0
0
0
10
0
0
3
0
0
0
2
0
1
0
2
63
10
16
3
0
0
0
2
2
10
4
2
2
2
0
4
0
2
196
3
0
113
0
0
0
0
0
0
4
1
7
4
0
0
3
2
4
0
4
2
0
2
102
2
0
2
0
2
0
0
0
7
0
10
0
1
0
0
2
63
0
0
1
0
3
7
3
1
0
1
0
0
0
2
1
20
1
1
10
10
9
0
0
63
0
0
0
0
0
0
0
0
0
0
0
2
0
2
2
0
0
0
0
10
10
0
0
0
7
2
63
1
1
0
0
4
0
63
58
10
2
0
65
0
7
0
0
1
0
3
3
0
3
0
66
0
0
2
0
7
0
0
0
2
0
0
0
0
10
0
4
2
0
0
2
0
2
1
4
0
2
0
0
0
3
1
4
0
1
2
2
0
0
40
0
0
0
0
0
0
0
0
0
0
5
4
0
0
0
2
1
14
0
10
13
0
2
0
0
0
2
66
0
0
0
2
2
2
4
0
0
2
0
0
0
54
0
0
4
2
0
2
0
2
0
3
0
2
0
0
2
3
0
1
7
2
0
2
0
0
0
0
1
0
0
7
3
2
0
0
0
0
3
0
40
0
0
0
10
0
2
0
2
0
0
2
0
0
1
0
0
2
4
7
0
0
13
0
4
0
0
4
12
4
0
2
0
1
2
10
1
0
2
7
0
7
0
0
2
0
10
0
3
2
0
0
0
0
0
0
0
1
2
5
2
0
0
0
0
21
10
0
5
0
0
0
0
0
0
0
6
4
0
5
0
99
0
10
0
2
10
0
3
0
2
0
1
3
0
0
0
0
0
0
1
0
2
2
2
2
0
0
3
0
0
2
0
2
3
2
2
0
0
10
10
0
0
0
2
0
0
0
3
12
40
2
10
0
0
0
1
0
0
1
7
0
0
7
2
0
10
0
0
6
20
0
3
0
7
4
7
10
0
2
0
0
7
190
2
1
0
10
0
10
0
0
40
10
0
0
0
1
4
0
0
2
0
2
7
0
0
0
1
152
0
0
2
0
0
0
2
2
4
0
2
0
1
0
3
2
2
0
0
2
2
0
7
0
3
2
2
10
6
10
0
10
0
0
0
7
0
0
0
0
0
2
0
0
0
7
5
2
1
0
0
0
0
7
2
0
0
4
0
4
0
0
0
7
7
0
0
0
5
0
5
10
3
4
1
10
0
7
0
0
0
0
0
1
1
1
134
0
0
4
3
3
10
12
2
0
1
0
0
2
2
2
1
15
1
0
0
2
2
229
0
0
2
0
20
0
0
0
3
3
2
2
0
0
3
2
4
0
0
2
0
10
1
2
10
3
0
0
3
1
98
3
0
0
2
10
2
0
0
2
3
0
7
2
0
0
10
4
0
2
0
10
0
0
3
0
40
0
0
0
3
0
0
0
2
0
7
0
4
0
0
0
3
0
7
0
0
2
290
1
2
4
13
1
0
12
2
0
2
4
518
2
0
0
0
0
0
0
4
0
0
2
0
2
2
0
2
0
0
1
0
10
2
2
1
4
4
0
3
0
0
4
3
0
25
7
1
0
95
0
1
4
10
1
0
0
3
0
0
0
7
0
0
0
0
2
0
7
20
0
2
2
0
0
3
0
0
3
0
4
7
1
2
2
5
0
7
2
63
0
0
0
2
1
10
0
3
4
2
2
4
1
3
0
0
4
3
0
0
2
2
40
0
10
0
0
2
66
2
2
0
10
10
0
0
0
0
0
2
0
0
12
0
27
0
12
2
0
158
0
2
0
0
0
3
7
0
10
0
0
2
10
0
0
0
0
2
2
0
0
7
0
0
0
0
0
0
4
0
4
0
453
2
10
2
4
2
2
4
0
40
0
0
13
2
0
0
2
10
37
0
3
0
0
2
7
0
0
0
3
2
23
0
0
0
2
0
10
0
10
2
7
0
2
3
0
2
0
190
0
0
0
0
0
0
0
2
4
1
4
1
2
0
0
3
0
4
0
0
4
2
0
0
2
0
10
1
2
0
2
0
3
2
3
0
0
2
0
2
0
0
0
0
2
0
5
2
2
3
4
0
0
0
0
0
7
7
3
0
0
1
0
0
28
2
0
2
0
1
2
0
7
0
1
0
4
12
12
0
0
0
10
4
40
0
13
0
0
2
40
0
2
1
0
556
0
3
0
0
0
4
34
3
0
3
0
0
0
0
0
0
0
34
0
7
0
4
4
4
0
0
0
54
2
10
3
7
1
7
1
2
42
0
2
4
2
0
0
0
7
2
2
0
0
0
2
0
0
4
2
2
2
7
3
0
63
151
3
2
0
2
1
0
2
3
0
4
0
0
10
0
0
0
10
0
2
2
0
0
10
7
0
0
0
0
0
0
0
0
2
2
2
4
0
0
0
0
0
1
0
1
13
0
0
0
0
2
1
2
63
0
1
1
0
1
2
0
3
0
37
0
0
0
7
0
0
0
2
0
0
3
10
0
503
2
0
10
0
4
0
10
0
2
10
0
0
2
2
2
7
0
0
0
10
0
0
0
4
0
3
0
3
2
0
0
0
2
0
0
0
0
0
0
2
2
0
0
40
3
0
1
0
0
0
7
0
10
0
0
0
1
2
4
0
0
0
0
0
0
0
2
10
0
4
0
0
0
0
0
0
2
0
0
2
4
4
1
0
0
5
2
7
0
2
0
0
0
5
0
4
0
0
0
3
2
4
0
1
0
113
1
0
0
0
0
0
0
0
0
3
4
10
7
4
25
4
7
0
0
0
0
4
0
0
3
1
1
7
0
0
3
0
0
0
2
0
0
2
0
10
0
3
2
0
0
2
0
4
0
4
0
0
0
1
1
0
0
4
0
7
2
2
1
10
2
2
10
2
0
2
0
152
0
2
4
7
0
2
0
0
0
3
0
0
0
0
2
0
1
4
10
4
0
8
2
5
0
2
10
0
0
0
2
20
7
2
0
1
2
1
0
0
7
10
0
0
2
3
3
0
0
10
1
13
0
2
0
0
0
7
0
4
0
4
13
2
4
0
10
0
0
3
0
12
0
0
63
8
4
0
2
0
4
0
0
0
3
0
2
0
0
0
3
4
0
0
1
2
42
1
7
2
10
0
0
2
0
4
0
2
0
0
0
2
0
1
4
3
2
7
2
0
4
0
2
2
2
0
0
0
125
0
0
40
0
2
0
3
0
0
0
3
2
0
2
3
13
2
10
0
0
4
0
0
0
0
2
0
2
0
0
3
0
2
0
4
0
2
0
7
3
2
0
0
0
0
0
12
1
0
2
0
0
2
3
1
0
0
0
2
0
2
2
10
0
0
3
0
0
1
2
0
99
10
0
5
1
0
0
2
0
3
3
0
0
0
0
2
2
4
0
3
1
0
0
0
1
0
3
2
0
0
1
0
0
3
0
2
0
0
10
2
0
0
2
12
0
0
10
7
0
0
0
0
0
3
0
2
2
1
0
10
0
4
0
2
2
10
0
0
3
10
2
0
3
7
3
1
2
2
0
7
2
0
2
7
0
10
4
0
3
7
1
0
2
0
25
4
4
0
0
0
4
0
12
10
0
0
0
2
4
0
2
0
4
1
0
0
2
4
2
0
0
2
4
0
0
0
0
0
0
0
40
0
0
10
2
7
0
0
0
0
0
0
0
0
3
2
0
10
7
0
0
3
0
0
2
2
0
2
0
4
2
0
2
0
4
2
0
0
4
2
0
1
0
4
4
0
0
0
2
0
5
10
0
0
0
1
2
10
2
0
2
0
0
0
0
0
28
0
1
0
2
0
0
2
0
0
4
3
0
1
10
0
0
0
0
0
63
0
4
0
0
0
0
113
4
0
7
0
0
0
0
0
0
0
66
0
10
4
3
2
1
10
0
0
0
0
4
0
0
0
7
10
3
3
0
7
1
4
0
2
0
1
2
7
1
3
3
0
0
2
0
227
3
2
4
0
10
2
0
20
4
0
2
0
40
4
0
0
3
0
0
10
2
2
0
2
2
0
0
0
2
0
0
0
0
2
10
0
14
59
0
4
0
4
2
0
3
0
0
0
0
1
0
10
0
0
0
3
227
2
0
0
0
0
2
3
11
0
0
3
4
7
0
10
0
4
0
24
0
0
3
0
10
4
0
0
0
7
0
4
7
0
1
0
4
10
0
0
2
0
0
0
4
0
0
0
0
2
2
4
2
12
0
7
0
2
4
7
0
0
0
0
0
2
0
0
6
2
4
0
0
0
5
0
0
0
7
0
7
0
4
0
0
2
2
0
37
0
0
1
2
0
10
0
2
1
7
4
0
3
0
0
4
37
0
0
7
40
10
10
0
42
0
4
0
0
2
0
2
0
13
10
0
2
392
7
26
2
0
0
0
2
3
0
2
0
1
74
2
0
10
371
0
3
4
10
0
6
2
3
2
10
0
10
4
0
0
0
0
0
1
4
1
3
2
7
10
0
0
0
10
3
0
0
0
0
0
0
10
0
379
2
0
2
0
0
0
0
4
0
0
0
10
0
0
2
0
0
3
0
2
0
4
2
2
2
0
0
0
2
0
0
0
0
2
7
0
2
4
1
0
0
0
0
0
0
0
1
7
0
0
0
2
3
0
2
0
2
0
3
7
0
0
0
0
2
1
0
0
0
0
3
0
4
0
0
0
0
0
3
20
2
107
1
10
0
4
2
0
0
0
2
7
0
2
0
0
2
0
0
0
0
0
0
2
0
0
0
2
0
2
0
904
54
63
4
2
0
0
4
1
12
0
1
2
9
0
0
2
0
0
0
0
0
2
0
0
1
5
0
0
2
2
14
113
0
0
0
0
10
0
0
2
0
1
0
3
0
0
2
0
10
0
0
0
2
5
2
0
0
0
7
0
0
3
0
0
2
0
0
0
2
0
0
0
2
10
7
0
0
4
0
3
0
3
0
0
0
0
0
10
0
0
0
2
0
3
1
4
3
0
0
0
10
12
4
0
0
0
10
0
193
20
0
2
0
2
7
2
1
2
2
0
4
2
0
0
0
0
2
2
2
2303
1
2
0
0
0
12
2
0
2
52
164
0
0
0
108
2
0
1
0
0
0
10
1
0
7
3
0
92
3
0
3
4
0
0
4
82
2
0
1
3
0
0
10
24
0
0
0
0
37
1
0
0
0
2
0
3
0
8
4
7
0
0
0
0
10
0
0
0
2
0
2
0
0
0
0
2
2
2
0
0
3
0
0
3
3
2
2
0
7
7
2
0
1
0
2
2
3
0
12
3
0
0
0
4
0
0
0
2
7
0
0
2
0
2
2
0
0
4
0
2
0
66
0
0
7
7
0
0
0
2
10
2
1
0
2
7
7
0
4
2
0
2
0
4
2
0
7
0
0
2
34
0
1
0
0
10
0
2
0
0
2
0
0
1
0
63
0
4
2
0
2
0
0
42
0
3
0
0
2
0
3
2
4
1
0
0
0
2
2
0
0
2
63
0
181
0
0
3
4
0
4
2
0
0
0
0
0
2
0
37
4
3
0
2
12
0
0
0
0
0
0
0
2
10
2
1
7
0
0
2
0
7
0
0
0
2
0
10
0
10
3
3
0
2
0
0
0
0
0
3
0
0
0
0
0
0
0
0
0
3
0
37
0
0
40
0
4
10
4
0
0
0
0
0
7
4
0
10
1
0
0
10
2
5
0
8
0
2
0
0
0
2
2
0
0
0
0
2
0
0
0
1
0
2
0
0
0
190
0
124
0
0
2
0
0
3
4
0
0
0
20
7
0
0
40
3
2
0
2
13
7
10
0
0
2
0
0
0
0
2
2
0
10
0
5
0
1
1
0
0
2
0
2
4
3
2
0
0
0
2
7
1
10
0
0
0
7
2
0
0
2
2
7
0
0
10
3
0
0
0
4
0
0
2
2
3
0
0
0
0
1
2
12
0
2
0
0
1
0
1
0
0
0
10
7
2
1
4
3
0
0
1
0
0
1
10
0
0
10
37
2
3
0
2
4
0
0
0
3
63
0
37
42
20
3
0
10
10
0
0
0
0
0
10
7
20
12
2
0
5
0
10
0
0
10
3
7
0
7
0
10
2
0
10
0
0
3
37
0
0
2
0
10
0
0
0
0
0
0
8
0
2
10
7
12
3
1
0
2
20
2
0
4
1
113
0
0
2
10
0
2
2
10
2
0
2
0
0
10
0
0
0
3
0
1
0
2
0
0
2
3
12
0
0
6
0
0
2
0
2
3
2
2
3
2
0
18
0
0
2
0
0
104
57
0
3
0
3
3
4
0
1
10
0
0
0
0
10
0
3
4
228
2
0
2
0
0
0
0
4
0
0
3
0
0
7
20
2
0
0
2
1
3
4
10
2
10
1
2
0
12
0
0
0
0
4
0
0
37
0
1750
0
2
0
0
10
0
0
0
2
0
2
0
0
2
0
0
0
0
7
0
2
0
3
10
0
3
3
0
3
2
0
0
0
0
0
1
0
5
0
2
0
10
2
0
13
0
0
0
2
0
1
0
0
0
0
0
12
0
0
0
10
0
3
2
5
4
10
0
2
0
4
2
14
0
0
0
0
2
2
3
3
0
1
2
3
0
2
0
0
7
0
2
0
0
12
2
2
7
0
0
12
0
2
2
0
0
0
1
2
98
0
0
1
0
0
0
10
10
2
2
0
3
10
4
0
2
0
0
12
0
0
7
0
1
0
4
0
0
1
0
0
2
63
181
0
10
2
2
0
4
3
2
0
0
0
0
0
10
0
2
2
108
0
0
2
10
0
0
4
0
0
0
0
4
0
0
1
0
7
3
7
2
0
0
0
2
125
2
0
1
0
10
10
3
0
0
0
10
5
0
0
0
2
1
0
0
7
2
3
4
0
0
0
2
0
0
0
0
7
5
37
0
0
0
2
0
0
10
0
3
3
0
0
0
12
2
2
0
7
4
1
2
0
92
0
2
7
1
0
0
0
1
0
2
0
0
0
0
3
2
0
0
3
2
10
0
3
0
0
4
1
0
0
0
7
2
0
5
0
0
0
2
2
2
0
0
0
0
0
0
0
2
0
0
1
0
0
2
2
0
0
0
0
0
3
2
0
0
4
4
0
1
0
2
2
0
7
0
0
0
2
7
2
0
0
0
0
0
0
2
2
7
10
0
4
0
0
2
3
0
0
10
0
10
0
0
0
2
2
0
10
0
3
0
0
63
0
7
4
0
4
0
0
0
7
0
2
2
10
4
2
4
1
0
2
0
0
7
0
10
0
2
0
0
10
2
2
0
2
2
7
5
20
2
13
0
0
0
0
2
0
0
3
0
37
0
7
0
10
10
0
0
2
0
1
10
7
2
4
0
0
7
1
1
0
0
0
0
0
2
0
0
3
0
2
7
14
3
4
0
0
0
1
1
4
2
0
2
0
0
0
10
0
10
0
3
7
0
1
0
36
0
2
0
2
0
0
4
0
4
0
0
0
0
3
10
0
0
0
0
40
1
0
0
7
0
0
2
0
0
10
7
0
0
3
0
3
42
2
0
0
0
0
10
0
0
2
0
3
4
0
0
0
0
0
2
0
1
2
3
2
0
0
0
2
164
2
3
1
0
0
2
7
4
7
0
0
0
0
0
0
9
0
2
2
0
0
0
0
0
1
0
7
0
0
2
0
2
0
4
0
2
27
4
0
0
1
0
2
0
0
2
0
0
0
4
0
0
0
4
0
0
2
0
2
0
0
0
0
3
0
2
1
4
10
0
0
0
4
0
0
0
0
2
0
0
0
0
0
4
3
3
0
10
0
40
10
10
4
0
10
0
0
0
2
0
0
0
3
3
8
0
5
0
4
63
3
0
0
0
0
18
10
4
1
37
0
0
1
37
0
3
0
2
0
0
7
0
0
0
0
10
10
2
3
0
5
0
0
4
0
1
40
4
10
0
0
2
0
1
2
4
0
1
3
3
0
0
2
14
7
0
2
0
0
2
2
0
0
2
0
0
756
10
4
2
0
2
4
10
3
0
0
2
0
0
2
7
10
2
0
0
37
0
0
0
0
1
63
2
2
0
7
0
0
0
3
4
3
0
0
2
2
10
0
20
1
10
0
0
0
0
0
2
0
4
2
2
3
3
0
0
0
0
0
66
0
0
12
10
0
2
0
0
2
0
0
0
2
0
1
0
2
0
4
2
0
37
0
0
0
0
2
7
0
0
0
290
0
0
7
102
4
3
0
0
0
0
0
30
0
3
2
10
2
0
7
0
2
0
0
0
0
10
0
10
2
0
3
2
7
6
0
0
3
3
1
0
0
7
0
0
0
4
0
0
2
2
3
1
0
2
0
0
2
2
0
0
0
0
0
0
1
4
0
4
0
4
10
0
5
10
2
7
2
3
7
0
0
2
4
0
2
1
0
0
0
36
0
0
0
0
0
10
2
3
0
1
0
4
0
0
0
1
2
0
0
13
3
2
0
3
0
0
7
0
4
0
0
0
0
0
0
0
0
2
10
2
4
99
10
0
0
3
0
2
1
2
2
2
2
5
1
0
0
0
0
10
1
1
2
0
10
2
0
0
4
3
4
0
1
0
0
0
3
4
2
0
7
0
0
2
2
3
0
2
470
0
2
0
0
18
4
0
0
0
0
34
0
1
1
10
0
1
0
0
0
0
0
2
1
0
10
0
0
2
10
0
0
0
0
37
10
0
10
0
0
2
0
0
0
0
10
4
3
0
0
0
0
0
0
2
0
0
0
0
2
4
2
0
0
0
4
0
0
0
10
4
0
0
0
0
0
13
12
4
7
0
2
10
2
0
0
672
4
3
2
0
1368
7
179
0
0
0
0
0
0
0
0
0
2
2
2
0
0
0
2
1
3
0
0
0
0
0
0
0
0
0
2
0
3
0
0
0
2
0
2
0
7
40
10
2
0
0
0
0
10
0
0
0
0
2
5
0
435
0
0
2
0
2
2
0
0
5
1
0
0
4
18
0
0
2
7
0
470
7
10
0
2
2
3
0
10
3
104
10
0
2
1
1
4
0
0
0
3
0
0
10
0
0
4
2
0
0
0
0
2
0
0
0
0
2
3
7
2
0
0
10
0
0
13
13
6
0
2
0
4
2
13
1
42
0
10
0
3
0
0
2
3
0
0
0
4
2
3
2
0
0
2
58
2
0
3
0
3
7
0
1
4
2
2
2
0
0
2
0
0
10
0
0
2
10
0
2
2
10
0
0
2
7
0
0
2
0
0
0
10
2
0
2
2
0
0
0
0
0
0
3
0
0
0
0
42
0
0
12
0
2
0
0
2
2
3
0
0
3
10
2
0
2
0
2
0
2
0
57
13
0
0
3
0
0
13
57
0
2
0
1
5
0
3
5
4
0
2
3
0
0
0
0
0
2
3
13
0
0
2
0
5
0
0
3
0
0
0
1
0
0
2
0
3
0
10
0
0
0
10
105
4
0
7
0
1
0
3
0
0
3
0
10
0
0
0
4
3
10
0
1
0
0
0
7
4
13
0
2
0
0
0
7
0
0
1
1
4
10
0
4
0
0
0
0
13
4
10
3
10
0
7
0
0
0
10
2
3
0
0
2
1
1
0
7
0
2
76
0
0
0
1
0
0
0
2
2
12
0
63
0
0
0
0
2
0
2
0
1
0
2
2
2
0
4
3
0
5
4
0
40
2
3
10
3
0
0
4
3
0
2
12
4
2
37
2
0
2
0
0
0
150
0
4
0
0
0
0
20
98
0
12
7
0
0
0
0
0
0
2
2
0
0
1
10
0
0
2
4
3
2
0
10
1
379
0
0
2
4
0
0
10
2
5
0
0
0
0
0
4
4
0
3
0
0
0
2
10
2
0
1
0
2
0
0
0
0
3
4
0
10
2
0
7
0
0
0
2
7
0
0
0
7
3
0
3
0
0
0
0
2
0
2
2
2
4
0
0
1
2
2
0
0
2
3
0
0
0
12
0
2
63
4
0
2
0
0
0
3
0
1
0
0
0
10
2
0
0
3
1
2
2
1
0
0
0
40
0
0
10
0
1
63
4
0
1
2
0
0
95
7
3
0
0
40
0
0
1
0
0
1
0
2
2
2
5
2
2
0
0
0
2
0
2
0
0
0
1
0
0
0
2
1
4
0
0
0
0
2
2
0
2
0
2
2
3
0
3
4
15
0
1
1
7
0
1
0
4
2
2
10
0
0
2
0
13
2
37
10
23
2
2
0
5
0
104
0
0
0
0
2
2
2
7
40
0
0
2
7
0
199
0
0
7
290
3
2
7
20
0
1
259
4
0
3
0
20
2
0
5
7
0
1
3
0
0
0
1
3
0
0
7
0
10
0
0
0
0
0
0
0
0
7
40
2
2
0
0
4
0
3
2
0
2
0
4
0
2
0
2
2
4
0
0
2
4
3
3
0
0
181
10
0
0
0
3
0
0
4
0
10
0
0
2
6
0
0
0
10
2
10
1
0
0
20
0
0
1
0
7
0
4
2
2
0
2
7
0
0
0
0
1
0
2
3
7
0
20
0
0
0
1
0
2
0
0
2
0
13
0
2
2
0
0
1
0
4
0
12
2
4
0
0
2
2
0
0
10
3
0
63
0
0
0
0
0
0
0
10
0
0
4
0
10
7
2
0
0
0
0
0
7
1
0
0
40
0
0
0
183
3
0
2
0
0
0
2
0
0
0
2
7
3
4
0
0
0
3
3
0
0
0
2
104
1
0
10
0
0
4
0
0
0
0
10
4
34
0
99
5
4
3
0
0
0
0
0
0
0
2
10
0
0
0
1
0
3
0
0
0
2
3
3
0
0
3
0
0
0
4
2
3
0
0
10
0
2
7
2
0
0
3
0
0
13
10
4
2
0
4
7
0
0
1
0
0
0
2
2
0
0
2
4
0
10
7
4
1
0
13
0
2
12
0
2
2
7
3
10
1
2
2
0
0
0
0
0
0
10
7
0
2
192
1
0
0
7
0
1
1
0
3
0
2
4
0
4
2
0
0
0
1
4
0
0
0
2
2
0
2
2
4
7
4
1843
0
10
0
7
0
2
0
0
0
3
0
4
0
0
0
0
0
4
0
37
37
0
1
1
3
2
5
7
0
0
0
3
0
0
95
10
0
2
2
0
0
1
0
2
2
10
2
0
0
0
2
0
0
0
2
2
0
0
0
0
0
0
0
2
1
40
0
12
10
0
0
0
3
2
0
10
0
10
2
13
2
0
0
2
0
0
0
3
0
0
0
0
2
2
0
12
0
0
2
0
1
10
0
4
10
0
0
10
0
0
2
0
2
1
0
0
0
2
0
0
2
5
0
0
7
10
0
0
0
0
2
0
3
0
10
2
0
0
2
0
0
0
0
2
0
2
0
2
2
0
0
2
2
0
2
0
0
0
40
0
0
0
0
2
66
0
6
6
0
63
0
0
12
0
0
0
0
2
4
0
0
0
0
0
0
3
0
0
10
2
20
0
40
4
0
0
0
0
2
0
10
0
7
2
0
0
0
2
10
0
0
0
0
0
0
0
0
2
2
4
0
0
0
2
2
0
2
4
0
37
0
0
0
2
2
2
151
0
0
5
1
1
10
0
0
0
4
7
12
12
0
10
0
2
0
0
0
2
0
0
3
2
0
2
0
0
0
2
37
0
0
0
0
4
10
0
2
0
0
0
0
0
511
0
0
1
0
2
2
0
0
82
2
0
0
3
0
0
0
2
10
10
0
0
0
0
40
2
0
2
42
0
1
0
2
0
0
0
2
0
4
0
20
1
0
0
2
0
0
2
0
0
0
0
0
0
2
7
3
10
0
0
5
0
4
63
0
2
4
10
0
1
2
13
4
1522
2
2
0
3
0
4
10
0
34
4
1
0
2
0
0
0
0
15
0
10
2
0
3
2
0
2
2
0
0
3
18
0
2
37
40
4
0
0
0
10
0
4
0
0
2
4
12
2
0
43
0
0
2
10
10
0
0
2
0
0
0
0
4
0
10
2
10
0
2
0
2
0
2
10
4
40
2
0
0
7
2
0
0
2
0
3
0
0
2
0
0
0
0
10
0
2
0
7
0
0
2
1
0
0
161
0
7
0
0
7
10
0
10
0
63
4
0
0
2
0
0
13
0
0
0
3
0
0
0
0
0
1
3
0
5
1
0
95
0
0
0
10
0
2
2
3
0
0
3
0
40
0
0
0
0
0
0
0
2
0
0
2
0
0
2
37
10
0
0
0
0
2
0
10
3
0
0
2
0
7
0
0
0
10
2
1
0
0
0
10
2
0
2
0
37
2
0
34
0
0
0
0
3
2
2
2
0
0
4
7
2
10
0
1
0
0
0
7
0
2
0
0
7
10
1
0
0
0
0
5
0
0
1
0
0
4
0
0
0
76
0
0
4
12
0
2
3
0
0
0
0
0
0
10
13
2
2
10
3
0
0
0
0
0
0
2
2
0
0
0
4
0
0
0
0
0
0
0
27
0
0
0
0
0
2
7
0
0
0
2
2
63
3
0
4
7
0
0
4
1
6
0
7
0
20
0
0
0
0
0
0
0
4
7
10
4
0
0
0
0
12
0
12
0
0
0
0
0
0
0
1
0
10
4
0
2
4
0
1
2
0
0
0
0
0
0
0
0
0
2
63
7
0
0
0
4
0
0
1
3
0
0
0
14
118
0
3
13
4
2
2
0
0
0
0
0
0
0
0
0
10
1
0
2
7
0
0
2
0
1
0
2
0
4
0
0
5
0
4
0
2
2
2
3
7
5
2
0
0
1
0
0
0
0
2
3
0
10
2
1
0
0
0
7
0
0
0
20
0
10
5
0
2
12
10
0
4
3
4
3
10
10
2
2
2
2
0
0
2
0
2
63
0
4
4
63
0
14
0
0
7
1
2
3
2
10
0
5
37
0
0
0
0
2
10
0
3
2
4
2
2
0
0
0
0
0
10
2
0
7
0
2
0
0
0
151
3
0
74
12
0
3
0
1
0
2
0
0
0
2
3
0
32
0
0
0
0
1
0
0
7
7
3
0
4
0
2
0
2
0
0
0
0
10
0
2639
4
0
2
3
1
0
0
2
0
0
0
2
4
0
0
0
0
0
2
0
0
0
3
10
0
0
1
0
5
63
1
0
3
0
0
3
0
3
0
2
0
0
3
0
0
0
2
0
0
0
0
0
3
4
0
20
0
2
10
7
5
0
0
2
0
2
0
1
4
0
10
3
2
0
0
2
0
0
0
4
0
0
0
20
3
0
0
0
2
0
0
0
0
0
2
0
0
10
2
228
7
0
0
2
2
0
0
0
0
0
1
0
53
7
10
0
0
0
0
0
7
0
0
2
2
0
80
0
1
0
4
1
3
1
2
7
0
2
42
2
0
0
0
0
0
8
2
3
5
0
6
0
0
3
3
4
4
0
0
4
1
0
4
10
0
0
1
0
10
0
0
7
0
0
0
0
7
0
0
2
0
10
2
0
0
2
0
1
0
0
0
0
0
0
2
0
4
0
0
4
7
2
0
0
0
0
0
10
0
4
0
0
3
7
0
0
0
5
0
0
0
0
2
0
0
0
0
4
2
2
0
0
2
4
4
2
3
0
0
10
0
10
0
0
0
0
2
0
1
7
20
0
7
0
2
2
0
0
0
2
1
0
2
4
0
0
0
125
0
0
3
0
2
40
4
1
0
10
2
37
0
7
0
3
0
7
3
10
0
2
0
4
4
0
2
7
0
2
2
7
10
0
2
0
7
0
4
0
4
0
2
0
0
1
0
1
0
2
0
13
2
1
2
3
34
0
0
2
0
2
0
0
2
0
7
5
3
4
0
13
10
0
0
0
2
4
0
0
2
0
0
10
0
0
0
0
10
3
0
2
4
0
2
1
7
3
20
2
0
0
0
42
0
3
0
0
2
0
0
10
0
13
3
0
0
0
2
0
0
0
0
0
40
1
40
0
2
0
0
30
0
7
2
3
0
0
0
0
0
1
2
0
0
10
7
2
2
3
0
0
0
0
2
164
0
10
0
0
2
0
0
1
0
2
0
2
0
0
0
1
0
2
0
0
0
0
0
40
0
0
0
0
0
0
0
63
2
0
0
2
0
0
2
0
0
10
3
2
2
0
10
3
0
0
2
4
4
0
10
1
0
1
7
1
2
0
3
1
0
63
0
0
3
0
0
0
0
0
4
0
3
0
0
0
2
0
3
0
0
0
3
0
490
0
0
0
2
0
13
3
1
0
10
0
1
0
3
0
0
1
3
7
0
4
0
0
20
10
0
40
0
3
0
10
0
0
0
0
4
0
0
7
0
3
10
10
4
0
0
0
0
10
0
2
2
4
10
3
4
0
4
40
0
2
0
4
2
1
0
0
0
0
0
0
0
0
2
0
1
0
0
1
4
10
0
0
0
0
87
3
2
37
2
0
0
4
0
0
0
20
2
37
1
4
3
42
0
20
0
2
0
2
7
4
2
0
0
0
2
0
0
0
3
0
7
5
124
2
3
0
2
2
0
1
10
3
0
0
2
0
2
0
0
0
0
0
0
3
3
10
0
0
4
0
0
3
21
4
0
7
3
0
66
3
0
0
2
0
2
2
0
20
0
2
0
0
0
3
2
12
1
2
0
0
0
0
0
0
2
0
0
0
4
2
7
2
0
2
0
0
0
0
0
0
40
3
10
0
0
0
0
0
3
1
0
0
11
0
1
0
10
0
0
0
2
0
4
2
0
3
0
2
4
0
0
0
0
4
0
0
1
0
4
0
0
0
3
4
0
0
2
2
0
13
3
0
0
0
3
0
0
13
7
1
2
6
0
7
0
1
0
10
3
10
10
0
0
63
0
10
10
0
0
0
2
0
7
7
4
2
2
0
0
0
20
1
0
0
1
0
12
2
2
0
1
1
0
0
0
2
0
37
7
134
2
0
0
2
95
0
10
2
2
0
10
92
10
10
2
0
5
3
0
4
4
0
0
3
0
0
0
9
7
3
0
0
0
0
0
1
4
0
0
0
0
0
3
0
3
4
3
0
0
0
0
0
2
2
2
7
0
0
10
0
1
0
2
0
2
7
13
0
0
0
0
0
0
0
0
0
7
3
1
3
2
0
0
3
2
3
1
2
0
0
0
0
0
0
0
0
2
10
0
0
0
0
0
0
7
0
0
3
7
4
0
2
10
0
4
10
2
2
0
1322
0
2
0
4
15
0
0
0
0
3
7
0
2
4
0
0
0
3
0
0
10
0
0
0
21
0
0
0
652
0
2
0
0
0
4
2
0
0
4
0
3
20
2
0
1
0
0
0
10
123
3
0
0
1
0
0
10
13
4
0
3
0
0
0
0
0
0
4
0
0
0
7
10
0
13
0
4
12
0
2
0
0
0
4
7
2
0
2
0
0
0
1
0
0
0
14
0
2
7
0
0
0
0
1
2
0
0
5
0
0
0
0
4
20
2
2
0
10
10
0
5
0
2
0
4
0
0
4
42
0
0
2
10
0
37
3
0
0
0
10
0
4
0
2
0
0
1
0
4
40
0
4
0
0
0
0
0
0
10
0
0
10
0
10
3
2
0
3
4
2
0
7
0
0
2
3
2
0
4
2
2
2
0
4
3
0
2
0
0
3
0
10
2
0
2
4
2
2
0
0
20
3
0
4
2
1
0
0
0
13
0
0
2
10
0
0
0
0
0
0
2
3
0
4
10
0
10
0
0
0
0
0
4
37
2
1
4
0
3
4
0
0
0
0
0
12
2
0
0
0
2
0
0
0
1
2
0
0
0
3
0
42
0
0
2
4
3
4
0
2
0
3
10
0
0
0
7
2
0
0
0
37
1
0
2
0
190
0
0
0
2
2
0
2
0
0
0
2
10
0
0
0
0
0
0
2
0
0
2
13
4
0
1
4
0
0
4
4
3
0
2
10
0
0
3
0
2
0
0
0
0
0
0
4
2
3
3
3
4
0
2
0
5
0
0
0
0
1
0
0
3
7
0
0
1938
3
2
7
3
2
3
0
0
4
4
0
0
0
7
0
0
2
0
3
4
0
0
0
1
413
12
0
0
2
0
13
13
20
4
1
0
13
0
0
0
0
0
0
0
10
3
0
3
0
0
1
0
10
10
1
19
0
0
0
4
0
0
0
0
2
3
3
2
2
0
0
4
0
2
0
0
0
0
0
2
5
0
0
10
2
0
10
0
0
0
0
3
0
0
0
0
5
0
3
0
2
2
0
0
7
0
3
4
0
0
4
2
2
0
0
0
0
6
0
0
0
10
0
0
0
0
4
1
2
0
34
20
3
0
2
0
0
12
2
0
2
4
2
2
7
0
2
0
0
1
0
0
2
0
5
0
0
10
0
0
2
10
1
0
0
5
1
0
2
0
0
0
0
2
0
0
2
0
0
0
1
0
10
1
0
2
0
0
1
0
0
3
3
7
3
7
2
2
0
2
1
0
772
0
3
0
0
4
0
7
0
0
3
0
0
1
3
1
4
2
0
0
0
0
0
0
0
2
0
0
10
0
0
0
2
0
7
0
0
4
0
1
0
0
0
2
0
0
2
7
6
0
0
2
1
0
0
4
0
2
0
7
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
4
0
0
0
0
2
3
4
0
0
2
0
2
0
0
4
0
2
0
18
0
0
1
4
2
0
74
0
0
39
0
2
0
1
0
0
0
0
0
0
0
87
0
2
0
0
3
0
0
0
0
0
0
4
10
10
10
3
10
2
0
0
10
0
0
2
1
0
2
2
92
2
0
0
0
0
0
2
3
4
0
0
0
0
7
0
0
2
0
0
0
0
0
0
0
2
0
0
2
0
10
0
0
10
0
10
63
0
0
0
10
10
0
0
3
0
0
4
0
2
0
2
2
2
5
63
2
0
3
0
2
0
5
0
0
0
0
0
0
2
0
4
0
7
4
20
63
0
0
3
1
1
2
0
0
0
0
4
0
4
7
0
5
42
3
2
0
0
7
0
2
0
1
7
204
7
1
2
12
0
1
2
0
2
2
2
32
2
0
7
1
37
2
0
0
0
0
0
0
7
7
0
0
0
2
2
0
0
0
7
1
0
2
2
0
0
2
2
2
1
0
12
7
4
0
0
2
10
0
0
0
2
0
4
4
1
7
13
0
10
0
0
0
0
2
4
0
3
1
5
2
1
0
2
2
10
10
0
0
2
0
5
2
0
0
4
4
2
0
2
2
2
0
7
0
1
0
40
1
2
4
0
4
3
0
0
0
0
4
0
0
0
10
2
0
0
3
0
181
10
8
0
0
2
0
3
0
7
0
0
2
0
0
0
4
0
4
0
0
7
2
2
0
13
108
0
3
0
7
0
4
13
0
2
1
0
3
0
0
0
1
3
1
0
0
3
0
0
876
42
0
3
1
12
4
0
0
0
0
4
7
10
5
10
0
2
0
0
1
0
0
0
0
2
2
0
0
76
0
0
0
0
2
4
3
0
10
4
0
0
0
2
0
0
0
0
0
4
0
4
22
0
4
0
2
0
2
0
435
0
3
0
0
0
0
0
0
0
2
0
0
0
10
3
1
0
2
0
2
0
63
0
20
3
6
0
2
2
4
1
4
13
2
0
1
0
4
63
0
0
0
3
2
0
2
10
2
0
0
0
37
0
0
0
0
84
0
0
0
7
7
0
0
0
2
2
0
0
2
95
2
2
0
0
0
3
2
10
4
7
0
0
4
0
3
7
0
2
7
2
7
4
0
0
1
0
0
0
7
4
1
0
10
0
4
0
4
0
0
0
0
7
0
0
2
3
0
0
0
0
13
0
0
0
1
0
0
0
2
2
63
0
1
80
0
0
4
10
0
0
2
10
10
10
1
0
0
4
0
125
2
0
5
2
5
4
4
3
0
37
3
0
4
4
2
13
7
5
201
5
1
13
0
0
2
1
1
10
0
0
0
10
2
2
3
1
0
0
0
0
2
2
0
63
2
0
2
0
0
0
0
2
1
4
0
4
3
80
2
0
0
0
0
2
0
0
3
12
2
0
0
0
0
0
12
2
2
3
0
0
0
0
2
1
0
0
10
4
3
0
2
0
0
2
5
0
10
0
10
2
10
0
10
4
2
0
7
3
0
3
4
0
0
0
0
0
181
0
0
0
10
0
0
10
0
0
10
0
0
0
0
0
10
0
2
0
1
0
2
0
13
4
6
2
2
0
10
3
0
0
0
0
0
0
10
0
0
0
2
2
0
4
0
2
0
0
2
0
0
1
0
0
3
0
0
2
1
0
10
3
20
0
2
5
0
10
0
3
0
0
0
0
3
0
0
2
2
0
2
2
2
0
10
0
0
1
0
0
0
3
3
1
0
6
0
2
2
0
0
2
3
0
63
0
0
152
2
0
2
2
2
10
2
0
0
0
10
0
0
0
5
0
0
3
0
2
0
0
4
0
0
20
2
0
3
7
0
0
2
3
0
1
2
34304
1
0
1
1
36
0
0
4
0
0
0
2
7
0
0
0
7
4
1
0
3
0
0
0
3
0
2
0
0
0
0
0
0
10
0
2
0
0
0
10
0
2
0
10
0
10
1
1
66
0
0
4
1
0
3
0
0
2
0
0
0
4
63
0
3
0
63
3
2
0
2
2
0
10
0
2
287
0
2
0
7
0
0
0
0
10
4
2
3
4
5
1
2
2
1
2
0
0
0
0
2
4
4
12
853
3
0
0
0
0
3
0
4
0
7
0
0
12
0
10
0
0
10
2
2
37
0
2
0
0
0
0
10
20
63
2
4
1
0
21
3
0
0
1
0
0
0
2
2
0
3
0
10
2
3
0
0
0
2
0
0
0
0
0
2
0
0
0
0
0
10
54
2
0
10
0
0
0
0
0
0
0
3
0
0
0
10
1
10
0
0
4
0
10
2
0
1
2
0
0
2
0
0
3
0
92
2
0
0
26
0
0
0
10
0
2
4
0
0
3
0
0
0
3
0
2
2
2
3
2
0
0
3
10
15
2
3
2
0
3
63
0
2
7
1
0
10
0
0
0
0
0
2
0
2
0
0
2
0
0
3
2
0
0
7
10
1
0
5
0
7
2
0
2
0
0
0
0
0
0
0
0
0
0
0
10
0
0
0
40
1
0
0
10
0
20
0
0
10
0
5
0
66
0
0
0
2
0
2
0
3
12
10
0
0
0
2
2
0
2
0
0
2
0
0
3
0
0
4
0
0
2
2
0
0
74
0
0
0
0
0
7
0
0
1
2
2
63
4
0
0
20
3
0
0
0
63
10
3
0
0
2
4
10
0
0
0
10
12
0
4
0
0
2
0
0
0
0
2
0
2
0
0
2
0
0
2
2
15
0
2
0
3
0
2
0
0
2
1
2
2
0
2
10
3
0
2
0
7
3
0
28
0
0
3
0
0
0
0
0
1
143
0
0
3
4
0
0
0
4
0
4
0
0
4
0
4
7
1
4
0
0
0
0
0
2
0
0
10
2
3
0
2
0
21
0
0
2
2
7
10
0
0
10
4
0
3
0
0
13
2
0
1
0
0
3
0
2
3
4
0
0
0
0
0
0
10
5
10
2
0
0
0
54
0
2
0
0
2
0
1929
0
0
4
0
0
0
2
4
2
0
0
2
0
2
0
4
0
0
10
2
12
0
2
0
0
0
0
0
0
0
10
2
2
0
2
1
2
2
10
10
0
0
2
0
0
10
10
0
2
0
7
0
0
0
0
0
0
4
3
4
0
0
0
0
0
0
225
0
0
2
10
5
3
3
0
0
3
0
0
0
3
2
0
0
2
1
0
20
0
0
0
63
2121
5
3
4
0
10
1
2
0
4
0
0
0
2
0
0
2
0
0
2
0
0
10
3
0
0
0
0
7
0
3
3
10
0
0
0
2
0
3
0
0
0
0
0
0
10
0
0
0
0
1
0
4
0
3
0
0
0
0
2
0
0
2
0
4
4
2
0
0
10
13
0
2
0
3
7
3
0
0
2
0
1
103
1
0
0
0
0
0
10
0
0
3
0
0
0
0
0
2
7
0
0
2
0
7
2
0
0
0
0
2
0
0
0
0
3
0
0
6
4
37
0
2
0
0
0
0
0
2
0
2
0
3
0
3
0
2
4
0
0
2
0
0
0
1
0
0
2
10
1
2
4
3
10
0
0
0
3
3
0
0
0
113
0
4
0
0
2
4
0
0
0
0
0
0
12
4
0
0
2
2
7
0
0
0
0
4
4
4
7
2
2
0
0
0
0
0
2
0
3
2
0
4
1
0
3
0
0
151
2
2
1
3
0
7
0
2
0
0
0
2
0
2
0
0
20
0
3
7
0
2
0
2
0
0
0
0
10
0
0
3
0
4
0
7
2
0
0
0
0
0
0
0
0
0
53
0
0
0
3
4
0
1
10
3
2
10
2
1
0
0
13
0
1
0
10
20
4
2
0
151
0
2
0
0
1
1
0
1
2
0
0
4
4
4
7
5
1
10
2
10
2
0
0
0
2
0
0
2
2
0
3
0
0
0
7
2
0
0
2
0
0
0
10
0
0
0
63
2
0
7
2
0
2
1
2
40
7
3
2
0
0
0
0
0
0
4
0
1
4
0
0
0
0
0
7
4
42
0
1
7
2
1
0
7
2
0
0
10
2
0
0
0
0
0
2
64
0
0
3
10
0
0
2
4
2
2
0
0
2
0
0
0
1
1
2
0
2
0
0
0
2
7
0
7
3
1
0
0
0
0
0
2
4
0
4
7
2
2
2
4
0
7
0
0
0
10
0
63
3
0
2
1
20
1
0
10
10
3
0
0
0
0
1
0
0
2
4
10
4
63
0
3
4
0
0
192
2
30
24
1
12
10
2
7
0
0
0
0
0
0
1
0
0
0
0
2
0
0
0
0
0
3
3
0
0
0
8117
0
2
2
0
0
0
10
0
0
0
0
0
2
2
0
0
0
0
74
0
0
0
1
43
0
0
1
0
10
0
0
3
0
0
2
37
5
0
0
2
2
7
0
7
0
2
0
0
10
2
2
0
0
0
7
0
20
2
2
2
0
4
12
0
0
3
2
0
2
0
0
0
2
7
0
0
2
4
1
10
0
2
0
0
0
0
0
0
4
0
3
2
2
0
0
4
1
0
0
2
0
0
0
3
4
0
10
2
0
4
0
2
0
1
2
153
0
0
2
4
0
0
0
0
13
4
2
42
0
0
7
0
0
0
0
3
0
2
0
2
0
0
0
0
0
0
0
1
0
0
1
0
0
0
7
0
0
0
4
2
14
10
0
2
0
2
0
7
2
0
165
42
0
0
2
2
0
0
0
0
2
2
0
2
1
4
1
63
0
4
0
0
10
876
0
0
0
0
3
3
2
0
4
0
0
0
0
0
2
80
0
2
10
0
4
0
0
2
0
0
10
0
10
1
7
0
3
0
0
1
20
3
2
0
0
2
2
0
0
3
0
3
2
0
0
0
0
10
0
0
0
10
0
4
1
0
0
2
72
0
3
2
0
0
0
0
10
0
3
0
0
0
0
2
0
0
10
0
4
2
0
0
2
0
2
0
0
0
2
14
0
0
0
3
0
3
0
4
0
0
10
0
0
2
0
0
2
1674
0
2
0
0
1
4
3
0
23
0
10
0
0
0
0
2
0
0
2
4
0
2
3
0
0
0
0
4
0
0
0
0
1
0
0
0
4
13
10
72
1
2
0
3
0
0
0
2
1
0
0
3
0
0
10
0
0
151
0
3
2
1
0
0
4
2
2
0
4
0
2
0
0
4
2
2
2
4
10
0
20
1
0
20
2
0
0
2
0
2
0
4
0
10
0
0
10
5
1
2
0
2
0
0
3
2
10
4
0
7
0
2
0
1
0
32
0
0
2
0
0
1
0
0
1
4
0
0
0
4
0
3
0
0
0
23
2
0
0
10
10
0
4
2
58
3
0
1
0
2
3
1
0
0
2
0
0
0
1
5
0
0
2
0
0
0
10
4
0
0
10
0
0
0
0
2
14
0
0
1
0
4
2
0
0
3
152
3
2
0
0
0
1
0
7
0
0
0
2
0
0
2
3
0
0
2
0
0
20
0
0
3
1
37
1
2
10
0
12
5
3
3
0
0
0
0
0
2
0
1
0
0
7
0
2
4
0
0
4
4
0
0
10
2
86
0
0
1
10
3
0
0
0
1
3
0
0
0
2
7
4
0
1
37
12
0
0
1
0
4
4
0
0
2
0
2
0
2
0
0
10
0
0
0
0
0
5
0
2
0
0
2
4
2
0
0
10
10
2
2
63
0
0
4
4
0
3
2
4
2
5
0
0
0
4
2
0
0
10
7
0
0
3
0
1
0
3
3
0
0
4
0
2
0
0
0
1
2
0
0
0
0
2
0
0
0
0
10
10
63
7
0
0
0
63
3
0
0
0
0
0
0
0
0
1
2
0
0
66
0
0
2
2
5
0
0
0
0
0
0
2
2
1
0
2
2
5
1
0
145
0
0
3
7
0
0
2
2
0
0
4
2
0
2
6
0
3
0
4
3
2
0
0
4
2
0
13
0
4
0
0
3
4
0
3
1
2
0
0
0
1
12
2
10
3
2
2
0
2
7
5
2
10
0
2
4
13
2
0
0
3
7
2
20
0
1
0
0
7
7
0
2
1
0
2
0
3
3
0
20
3
0
10
3
7
0
0
0
0
0
7
63
4
0
0
1
4
3
0
5
0
2
2
0
2
0
0
0
2
0
0
0
2
10
0
10
0
0
10
0
2
0
192
0
10
0
0
0
4
0
4
1
3
2
7
10
0
0
2
0
0
2
7
3
10
0
10
0
7
0
2
0
0
0
4
0
42
2
3
0
0
3
0
10
10
0
0
4
7
2
25
0
10
0
1
0
0
0
0
7
2
2
0
0
2
0
2
1
1
0
0
2
10
3
4
0
0
3
0
2
7
0
3
0
3
0
0
0
13
4
4
0
10
20
0
10
0
3
12
2
14
7
5
0
0
0
3
4
0
0
7
0
0
0
7
2
1
7
0
2
0
2
51
1
2
0
2
4
4
0
0
0
3
0
0
2
0
0
0
1
53
0
0
0
7
0
4
2
4
7
2
0
0
0
2
0
0
0
1
0
0
0
3
0
0
0
2
0
0
4
2
3
10
0
0
0
3
0
1
0
0
10
0
0
0
0
7
0
2
2
0
5
2
4
0
0
0
0
1
2
1
0
1
0
2
2
2
10
2
7
10
0
0
1
758
0
0
4
2
2
0
2
0
2
10
2
0
201
0
0
2
0
0
0
0
0
0
3
0
0
0
36
10
15
10
10
1
0
3
0
2
10
0
0
3
37
3
2
12
0
0
10
0
7
2
10
0
1
7
0
2
24
2
2
23
4
0
3
4
2
4
7
2
1
0
0
0
0
2
0
0
0
0
7
0
10
0
0
0
2
0
2
0
0
0
0
2
0
2
3
5
0
0
0
0
1
0
81
1
0
0
3
4
0
1
7
0
0
0
37
0
0
0
0
2
0
3
34
3
2
3
2
0
2
0
10
4
0
4
1
4
10
0
2
0
0
0
2
0
1
0
0
4
0
0
0
2
0
0
5
0
2
8
0
2
0
10
0
0
0
40
4
0
4
0
487
2
0
4
0
0
0
3
0
0
0
4
0
0
4
58
0
0
10
4
0
0
4
0
3
0
0
3
0
0
0
3
4
0
0
0
0
0
2
0
4
2
0
4
0
0
2
0
1
0
2
0
2
4
0
3
4
0
1
5
10
0
0
0
10
0
0
10
0
2
0
10
0
1
10
1
0
0
0
10
4
0
181
0
15
2
0
0
0
10
0
3
3
0
4
0
0
1
0
24
0
13
0
0
2
0
20
0
2
63
0
1
4
7
7
0
0
2
0
2
1
0
3
7
10
2
0
4
0
0
2
3
98
12
7
2
0
0
3
0
0
0
0
0
4
0
0
2
2
1
0
0
0
435
7
20
0
2
0
1
0
0
2
0
0
0
10
7
0
4
179
3
0
0
0
0
0
0
0
13
2
2
152
0
0
2
1
2
1
0
0
0
0
2
0
4
0
0
4
72
0
13
4
0
3
4
4
0
0
0
3
7
2
2
0
7
0
2
0
2
2
10
0
0
0
2
0
0
2
10
2
3
1
2
0
0
0
10
2
0
0
0
4
0
0
0
0
0
1
3
0
0
0
0
0
0
7
10
3
3
7
0
37
0
0
3
63
4
4
0
0
0
4
2
0
0
0
12
0
0
1
0
4
0
0
0
7
2
0
0
0
0
2
4
0
10
7
0
2
0
10
0
0
0
0
13
1
0
0
2
0
5
0
0
0
3
2
0
0
2
0
0
2
4
4
0
13
0
10
0
2
0
0
3
0
0
10
1
0
0
0
2
2
0
4
6
0
0
0
0
2
7
2
0
0
567
10
4
4
63
0
10
0
3
40
0
0
0
0
10
0
2
4
0
0
2
9
136
3
4
4
2
0
0
4
0
0
3
0
0
7
0
0
0
10
0
0
1
0
0
0
0
2
1
2
4
0
0
0
0
0
0
4
4
206
2
0
0
10
0
0
7
0
0
4
2
63
0
0
10
0
12
0
0
0
10
2
0
5
0
0
0
4
10
2
2
0
2
0
0
0
3
3
0
7
0
0
1
205
0
0
2
2
1
0
0
0
0
0
0
42
63
0
0
0
0
1
0
2
0
4
0
0
0
2
0
0
3
0
0
0
4
0
0
10
2
0
0
0
2
9
2
0
0
0
4
0
2
0
0
0
0
0
1
2
0
0
2
0
0
0
0
7
7
0
10
10
2
4
0
2
7
4
3
0
25
0
0
2
0
0
0
7
2
2
4
0
0
40
0
0
0
0
0
0
0
21
0
7
0
10
54
0
0
2
0
0
0
0
0
4
10
0
0
0
3
0
0
0
74
2
3
0
10
1
0
0
0
0
0
2
15
2
0
0
0
0
2
0
3
2
0
0
1
0
0
0
1
0
4
3
2
4
0
0
0
3
0
2
0
2
0
0
0
10
2
5
6
0
0
0
0
0
0
10
0
2
0
0
0
0
0
0
0
0
0
102
0
0
0
10
0
2
0
0
10
2
10
3
0
1
0
0
9
2
0
2
0
0
2
3
2
4
0
0
2
0
0
0
7
7
4
0
0
2
4
42
0
26
0
1
0
4
0
0
10
0
0
0
13
40
2
0
2
10
0
7
1
7
3
0
0
0
0
0
0
0
0
1
0
2
0
2
5
2
3
2
0
0
2
0
3
1
13
0
0
3
0
0
0
0
37
0
0
3
7
63
3
5
3
1
0
1
1
0
0
0
2
0
0
10
0
4
0
0
3
10
0
10
0
0
2
2
0
7
0
3
0
2
0
4
0
0
0
0
0
0
3
0
1
2
4
2
81
10
0
0
0
10
74
3
0
0
1
4
7
7
0
2
3
3
2
2
0
0
12
0
0
2
0
0
0
7
4
2
0
0
2
0
0
2
0
1
923
3
387
0
40
2
4
4
4
3
0
43
2
0
0
0
2
4
0
0
0
20
0
0
4
0
12
0
0
2
2
0
1
10
0
2
0
24
0
0
0
0
0
2
2
0
0
0
0
3
0
4
2
0
7
0
6
1
0
5
2
0
0
4
0
4
4
0
4
0
2
2
1
0
3
0
4
0
0
2
2
0
7
2
10
63
0
0
0
10
1
0
0
1
0
0
0
2
3
0
0
0
0
0
5
1
0
4
0
2
0
2
0
7
0
0
0
0
0
0
1
0
10
0
10
10
63
0
0
0
0
0
2
2
2
1
0
3
1
1
4
0
1
2
13
0
0
0
1
2
0
3
0
2
0
7
0
1
2
7
6
0
0
0
4
1
0
2
0
1
10
40
0
7
2
1
0
5
3
0
279
0
0
0
0
0
2
2
0
1
7
0
0
2
0
0
0
0
0
10
2
10
0
3
1
0
13
0
0
0
0
0
0
4
0
0
0
2
2
0
0
2
0
1
2
0
2
2
2
0
2
0
4
0
10
0
7
0
5
0
0
3
2
12
0
2
1
0
4
0
0
2
0
0
0
0
2
0
0
5
0
0
190
2
37
2
10
0
2
0
2
2
0
1
74
10
4
2
5
0
2
34
0
12
1
0
0
0
0
2
7
2
0
0
4
0
4
0
0
0
0
0
0
4
0
10
0
4
0
40
2
0
10
0
54
7
0
0
0
0
2
10
4
1
0
3
0
10
2
0
0
2
0
3
0
2
0
4
0
3
3
0
0
2
3
10
0
2
0
1
2
0
2
2
0
2
2
2
0
7
10
0
0
0
10
1
0
0
2
0
0
2
3
0
0
0
1
0
2
0
0
0
7
0
0
4
2
0
2
13
0
3
0
0
0
0
3
0
10
0
0
20
0
2
0
3
78
0
0
7
0
0
2
0
0
4
129
7
0
7
0
0
0
0
2
40
2
0
0
10
0
0
10
0
0
0
4
2
0
0
0
0
10
0
2
2
2
0
0
2
6
2
0
0
0
10
0
2
0
0
0
2
3
10
7
0
7
0
0
2
7
0
7
4
0
0
0
63
3
2
1
0
0
2
4
0
3
3
7
0
7
3
5
0
0
0
0
0
2
0
0
0
0
0
0
0
0
0
0
0
0
3
0
2
3
0
2
1
2
0
0
0
0
3
0
2
0
0
0
0
0
0
0
0
0
2
0
0
0
7
0
0
0
2
0
4
0
0
0
0
0
1
0
0
0
4
2
10
0
0
0
4
0
10
2
3
0
2
0
0
0
0
2
10
7
0
4
2
7
10
12
3
2
0
0
0
0
4
0
2
4
0
0
0
0
2
3
42
2
0
2
7
0
2
100
0
3
0
0
2
2
0
4
0
0
4
2
3
26
42
0
0
2
59
0
0
2
0
0
0
0
63
4
12
12
0
0
7
0
0
2
0
3
2
0
2
0
10
7
3
0
2
2
0
2
0
5
0
2
0
0
2
2
0
0
0
0
4
0
3
7
4
3
0
0
10
1
0
10
0
0
2
2
7
0
10
0
13
2
2
1
0
0
0
0
0
3
7
0
2
0
2
7
0
1
6
2
2
1
0
2
0
0
7
0
0
10
0
10
0
0
0
0
4
7
3
0
4
107
3
0
0
0
0
3
0
0
3
0
0
0
1
10
0
1
0
0
0
0
12
0
1
7
0
2
0
7
0
0
2
0
2
0
7
7
2
2
2
2
0
0
3
20
12
0
2
2
0
0
2
1
0
0
3
3
3
14
0
3
2
2
0
2
0
0
0
0
2
0
0
2
7
0
0
0
0
0
0
2
54
10
0
2
0
0
0
0
2
0
4
0
63
0
0
3
10
63
2
7
10
1
4
0
1
12
10
0
4
7
4
0
51
0
1
0
2
0
0
0
2
3
2
0
0
3
0
4
7
1
0
13
3
0
2
0
0
0
0
0
57
0
95
2
2
0
0
2
0
0
9
1
7
0
0
4
4
3
2
0
2
0
0
0
0
0
0
0
0
0
13
2
4
1
2
2
0
0
2
0
1
0
0
2
0
2
0
958
0
0
0
0
0
76
0
0
2
2
2
2
0
0
0
0
4
0
1
0
4
12
3
4
0
7
0
5
0
0
7
0
0
2
12
0
0
10
0
0
2
0
2
0
0
7
4
0
4
0
0
3
0
0
1
3
1
0
4
3
0
142
0
3
2
2
0
0
0
0
0
3
1
0
13
0
0
10
2
3
0
95
4
0
0
0
0
0
4
0
4
1
32
5
8
0
2
0
0
4
2
7
3
0
1
10
10
2
0
0
181
2
2
0
32
0
0
0
11
2
124
0
2
0
2
2
0
7
0
3
0
10
0
0
1
2
0
0
0
4
7
0
0
0
0
0
10
2
0
99
0
2
0
0
3
12
0
0
4
0
8
10
0
0
0
2
3
0
3
4
0
0
0
1
0
0
0
0
0
0
0
4
2
0
0
4
3
0
0
4
0
63
0
10
0
2
10
0
0
2
7
7
0
2
0
10
2
0
0
0
10
0
2
4
0
0
7
0
0
0
0
1
1
0
0
7
4
0
0
4
2
2
0
0
2
3
0
0
7
0
7
0
7
99
0
0
0
0
2
2
2
0
12
2
10
0
1
3
0
0
4
152
4
0
4
2
58
1
4
0
10
2
4
0
0
20
2
1
2
0
0
4
0
0
3
0
2
0
59
10
0
2
1
0
0
0
0
5
0
0
0
4
0
0
0
0
10
0
0
4
0
4
2
0
0
12
4
2
0
0
4
10
3
0
0
0
0
0
0
0
2
0
0
0
0
470
3
2
0
3
63
0
0
0
0
0
0
7
2
2
0
0
4
0
10
4
0
2
0
0
2
0
0
0
4
10
0
2
2
18
0
0
0
1
7
0
10
4
3
2
0
5
0
0
0
2
0
66
0
0
0
2
4
63
0
1
7
2
10
7
0
0
3
10
0
0
1
0
2
0
0
2
2
0
12
0
0
0
0
2
0
0
0
10
0
4
10
0
0
0
0
10
0
4
1
0
0
0
0
0
0
0
0
10
0
0
0
0
40
0
0
1
0
0
2
1
0
7
0
7
0
0
4
0
0
4
0
0
0
0
2
0
0
3
3
63
0
0
7
0
2
0
2
10
5
2
0
2
2
0
0
0
10
1
4
1
0
1
0
4
0
7
0
4
2
0
4
0
2
0
3
7
2
0
0
2
0
0
0
0
0
3
2
0
0
0
0
0
7
0
0
0
0
0
2
0
0
2
0
0
383
3
0
0
0
4
1
0
7
0
2
0
0
4
2
1
0
265
0
4
0
4
0
0
3
0
3
0
104
2
0
2
0
10
10
0
12
2
7
10
0
40
0
0
0
0
10
0
0
0
1
0
2
7
0
0
0
0
0
0
2
0
0
2
0
0
0
0
0
0
1
0
2
0
0
0
1
2
2
4
0
0
0
3
0
7
0
0
5
0
2
2
12
10
0
0
10
0
2
4
0
2
2
0
0
0
0
0
0
0
10
0
0
10
66
0
2
0
2
0
2
0
0
0
0
0
0
3
0
0
3
2
7
2
1
0
5
0
0
2
2
2
2
2
0
4
0
0
2
3
0
0
0
0
0
0
0
0
0
37
0
0
4
0
0
2
0
0
2
2
5
2
0
0
4
0
63
0
4
0
2
3
2
0
23
0
2
0
3
7
3
4
2
0
1
0
293
10
13
3
0
0
7
0
13
0
2
7
7
3
1
3
0
3
10
0
0
0
0
0
4
4
0
0
0
0
0
1
12
0
3
0
2
13
3
10
0
0
0
0
0
0
4
2
0
1
0
1
141
0
2
0
3
0
0
1
0
7
10
5
0
0
2
0
0
2
0
7
26
0
7
2
0
10
4
0
0
0
4
1
0
10
3
108
0
4
0
0
0
1
0
2
1
3
0
0
0
10
0
2
0
1
2
0
0
2
10
0
3
0
120
0
0
12
0
4
0
0
0
2
0
0
0
2
1
3
0
0
0
0
0
2
0
0
10
0
10
12
0
0
0
0
37
4
0
2
0
0
10
32
0
34
0
6
2
12
2
0
1
7
2
4
35
0
0
3
0
0
3
2
2
0
2
0
2
0
0
4
3
3
2
0
0
0
2
0
0
0
7
3
0
2
0
0
0
0
0
0
0
0
0
2
0
0
0
0
0
54
0
0
0
0
4
0
0
0
10
0
185
2
0
2
2
4
2
46
7
0
0
7
0
0
2
0
2
0
10
2
0
0
0
0
0
0
2
0
2
4
0
10
0
2
2
0
4
0
0
0
0
0
0
2
0
5
0
0
4
0
20
0
18
9
6
1
0
0
2
7
1
0
0
0
4
2
0
0
0
2
0
4
0
0
10
2
0
0
2
0
0
0
10
0
0
0
2
2
4
4
0
0
3
0
0
0
0
7
0
0
7
0
0
1
0
0
2
0
205
0
151
0
0
0
2
0
2
0
0
2
7
0
0
0
0
0
0
0
2
0
2
2
12
0
37
7
0
0
3
23
0
2
86
2
0
0
0
0
7
0
2
0
0
0
3
0
2
0
2
0
1
1
0
0
0
2
0
2
0
1
0
0
2
0
4
2
5
0
2
2
2
3
4
2
0
0
5
0
1
2
2
4
0
0
0
2
0
2
0
2
7
2
5
7
0
2
4
0
0
0
0
0
2
0
0
0
10
63
7
0
0
4
0
1
0
0
3
1
0
2
2
3
0
4
10
7
42
0
0
3
2
3
0
6
2
3
0
2
2
2
0
7
0
2
0
0
0
4
2
2
0
0
5
3
0
1
0
0
2
0
10
1
7
0
0
7
0
0
0
0
1
0
0
2
4
10
1
0
0
0
233
0
0
3
0
0
0
0
0
0
0
2
10
0
0
0
8
0
0
0
0
40
0
1
0
0
2
7
3
2
0
0
0
0
0
2
0
7
3
1
0
4
2
0
0
0
2
279
0
0
10
0
7
2
0
0
7
0
4
0
0
1
1
0
2
0
0
0
0
0
0
0
3
0
10
2
10
2
0
12
0
1
0
3
2
2
0
0
3
3
0
2
0
0
0
0
13
7
0
0
0
4
2
0
0
10
0
2
2
0
0
20
2
2
0
2
0
1
7
0
37
0
2
2
0
2
0
0
2
2
0
2
3
0
0
0
0
0
0
0
0
0
3
3
0
3
0
0
2
12
0
0
2
10
1
0
4
0
10
0
0
2
0
2
0
2
4
0
2
13
0
7
4
0
0
0
0
3
0
0
6
0
0
0
0
0
0
3
5
0
0
0
7
3
0
0
2
2
2
3
63
7
63
2
2
0
0
0
10
2
2
0
0
0
2
0
12
0
0
3
2
0
2
0
3
0
2
0
0
0
5
0
2
2
0
0
2
0
2
4
92
0
7
0
0
0
0
0
0
0
2
0
7
2
0
0
4
3
0
2
7
37
10
0
0
10
4
1
0
0
0
2
0
0
2
0
0
37
1
0
0
0
2
0
4
0
7
0
574
0
0
0
0
0
0
0
4
0
0
7
3
10
0
0
0
0
4
2
4
2
0
0
2
0
0
0
0
10
2
0
0
0
0
12
0
0
3
0
0
4
2
0
2
2
2
0
10
0
0
2
0
4
3
4
2
2
0
0
2
0
0
2
0
2
10
1
2
7
1
7
0
2
0
0
0
7
10
2
0
2
4
0
63
0
0
0
10
0
0
0
3
0
0
0
0
2
10
4
10
12
0
0
10
1
0
8
3
2
0
0
0
0
0
4
10
1
4
4
2
3
2
0
1
0
0
0
0
0
2
2
0
2
0
0
4
4
0
0
0
4
10
4
0
10
0
2
1
12
0
0
0
0
0
0
0
0
0
0
2
4
2
0
7
2
7
0
1
2
0
2
4
0
3
0
0
4
1
0
3
0
40
1
0
0
2
2
0
2
0
2
0
42
0
0
2
0
4
2
3
3
0
13
0
5
2
0
2
2
10
0
7
0
0
10
3
1
0
0
0
1
0
3
7
2
2
0
0
2
0
0
63
0
0
0
37
12
1
1
0
2
66
2
0
0
13
0
0
2
10
0
0
214
4
1
0
0
0
0
2
2
0
0
4
4
0
0
3
7
0
0
0
26
2
0
0
97
0
7
2
0
0
0
3
0
5
3
0
0
0
0
0
152
2
0
2
0
2
0
556
2
0
0
0
10
0
7
37
0
3
0
0
0
7
2
2
0
0
0
63
1
4
0
81
7
3
1
3
0
0
4
0
0
0
1
0
0
2
53
0
0
0
142
0
0
10
7
10
3
2
2
4
10
0
4
4
0
4
0
13
3
40
0
0
66
0
10
0
0
0
0
0
6
4
1
2
2
5
0
7
2
0
0
2
42
2
0
0
2
0
7
0
0
2
0
7
4
1
3
0
0
2
7
0
1
2
0
0
0
3
0
1
7
5
0
1
4
0
0
0
2
0
3
4
0
0
0
0
0
0
0
1
20
2
1
0
3
0
0
2
2
5
10
0
2
2
0
1
0
0
10
0
0
0
0
2
7
10
0
1
0
0
3
0
3
0
0
4
0
0
0
0
1
0
3
14
2
13
0
2
0
74
0
4
0
10
0
1
0
5
0
0
0
0
0
0
7
0
20
0
4
0
10
2
10
1
0
102
20
0
1
2
2
4
0
2
7
2
0
0
0
4
0
0
4
0
0
1
21
7
2
0
0
2
0
2
1
0
0
0
0
0
1
5
0
0
3
0
0
2
2
0
0
4
0
0
7
100
0
13
0
0
0
0
0
1
0
37
10
10
40
0
0
0
10
0
0
4
0
2
3
0
3
0
13
4
0
0
0
3
0
0
1
0
0
10
0
2
0
7
0
0
13
0
0
0
1
0
0
0
0
2
0
0
3
0
37
4
37
88
3
4
0
5
0
10
2
2
2
2
2
0
0
0
867
3
179
4
5
7
21
0
72
0
13
2
2
0
99
2
0
0
10
0
10
0
0
0
0
2
2
0
7
3
10
0
0
7
1
0
0
0
2
0
0
7
2
2
0
2
10
0
0
0
0
0
0
0
0
7
3
0
0
0
5
7
0
0
2
0
2
0
2
2
0
4
0
2
1
4
0
2
0
2
10
10
165
37
0
0
4
0
0
0
0
0
10
7
0
0
3
1
3
283
0
0
0
4
3
3
0
0
2
0
0
1
2
102
0
0
0
0
0
20
0
0
132
0
2
0
1
10
3
7
0
4
2
0
63
0
2
0
0
0
3
0
0
2
0
0
3
0
2
0
10
1
4
2
10
0
0
4
0
3
3
4
21
2
2
0
0
0
0
4
0
1
12
0
3
0
0
0
12
2
0
0
0
10
0
4
2
0
2
0
0
10
3
2
0
0
0
1
0
7
10
3
0
0
10
0
0
0
2
0
3
0
0
92
4
0
0
0
0
1
4
0
0
0
0
7
10
5
4
0
10
0
0
0
10
0
2
0
0
0
0
0
7
0
0
0
3
2
57
2
0
2
2
0
0
2
0
10
0
0
10
4
0
0
0
4
3
1
0
0
0
2
0
0
0
3
1
0
0
10
0
0
0
0
0
0
2
10
0
7
0
0
1
2
5
0
0
0
0
0
0
2
10
2
0
10
0
0
0
2
0
3
0
13
3
3
0
0
2
0
2
2
7
3
0
4
2
2
0
3
1
10
7
7
0
2
0
10
0
0
0
4
3
10
0
0
0
0
4
3
10
0
0
0
0
0
3
0
0
12
2
0
2
5
3
2
0
1
2
2
10
0
20
0
1
2
7
2
4
3
6
2
0
63
0
0
4
1
0
2
1
0
2
2
0
1
0
0
2
2
0
7
10
0
2
0
0
0
2
2
1
3
0
5
0
0
10
13
100
0
0
0
2
20
0
0
2
0
2
4
0
0
0
2
0
0
4
0
2
0
2
10
0
7
10
3
2
0
2
0
0
0
4
0
371
0
0
0
2
10
0
2
12
0
4
0
0
3
0
10
0
0
3
7
0
0
7
2
2
0
0
2
1
0
0
3
0
0
63
7
0
7
10
0
0
0
0
0
0
0
2
2
2
0
0
0
12
0
0
2
0
0
0
7
3
2
10
0
0
0
0
0
0
0
4
0
107
0
2
0
7
2
4
0
0
4
0
0
0
1
0
0
0
2
0
0
2
4
2
0
0
0
2
0
4
0
0
2
1
2
0
0
0
0
2
0
10
0
6
0
0
0
98
40
2
0
2
0
0
2
0
0
0
0
0
0
0
0
0
100
0
0
2
4
10
3
2
2
10
2
2
1
0
0
0
3
10
3
0
0
0
20
0
0
0
0
0
7
0
0
152
4
0
0
3
0
12
10
10
0
0
0
1
10
0
0
0
0
20
0
0
0
0
0
256
1
7
0
1
3
3
0
0
0
1
0
10
0
4
0
0
7
2
0
2
10
3
15
0
10
0
0
10
0
0
0
0
0
0
0
3
7
2
0
39
0
3
0
0
10
3
0
0
0
3
0
4
1
2
13
0
0
13
0
0
0
2
0
0
10
2
0
10
0
7
0
10
2
10
10
0
2
0
10
0
0
0
0
0
7
7
1
0
2
0
0
4
1
0
0
10
10
0
150
23
7
0
0
0
2
0
2
2
0
1
0
2
13
2
10
0
84
1
1
2
0
0
173
0
0
3
10
0
0
12
2
0
0
0
2
1
0
3
104
0
21
4
2
10
10
0
2
1
2
0
0
2
0
0
5
7
7
0
0
0
0
0
0
0
4
0
3
4
2
0
0
2
2
0
0
0
4
10
0
3
0
1
0
0
10
3
3
2
0
0
63
4
2
0
2
0
2
0
2
0
1
0
0
4
0
3
0
0
0
0
0
0
1
2
3
2
0
0
7
2
2
0
2
3
470
0
4
0
1
40
0
1
0
2
13
0
0
2
0
1
0
5
0
0
0
0
0
10
4
1
0
0
0
2
4
166
0
7
0
7
2
0
3
0
0
2
0
0
0
2
0
0
2
2
7
0
1
1
0
0
3
10
4
4
0
0
0
0
2
0
40
0
0
0
2
3
0
18
0
7
0
0
10
3
0
0
0
0
23
5
0
4
0
2
0
0
2
0
0
2
0
0
3
5
7
2
1
10
0
7
2
3
100
2
2
0
32
0
2
0
40
1
0
74
2
0
0
0
2
0
4
0
22
0
2
10
0
0
2
7
10
5
0
0
6
0
0
0
0
0
0
0
6
0
0
0
0
2
0
0
2
0
1
2
0
0
0
0
7
1
0
2
3
2
26
2
0
0
1
0
0
0
12
4
0
13
4
10
4
0
0
3
1
0
1
2
2
0
0
20
0
2
7
0
2
4
0
0
5
3
0
2
0
0
12
0
3
4
0
0
2
0
0
3
10
4
0
7
5
0
0
0
4
0
0
2
0
2
0
0
0
7
2
3
2
0
2
10
0
0
7
0
4
4
0
2
0
0
2
2
0
0
0
1
0
0
2
0
0
2
0
0
0
0
1
0
0
1
3
2
10
0
4
37
2
0
0
2
2
2
0
0
0
2
0
0
0
4
0
0
0
0
0
0
0
0
2
0
0
0
0
2
10
7
3
0
0
0
0
3
0
69
0
3
3
1
0
0
14
5
2
1
0
10
0
0
3
0
2
10
0
37
0
0
10
0
0
0
10
0
1
0
4
4
0
0
0
3
0
0
37
0
0
2
3
0
20
0
46
0
0
0
0
0
0
2
0
2
2
0
2
2
3
0
12
0
2
0
3
3
0
2
0
0
0
0
10
0
10
0
0
2
2
4
0
1
0
4
2
2
1
0
2
20
4
0
4
0
0
0
2
7
0
10
0
0
3
2
0
58
10
0
0
0
7
4
0
5
3
0
0
0
2
0
3
0
0
2
63
0
0
0
0
3
10
3
13
0
0
0
0
0
1
4
0
2
0
3
7
5
0
1
1
2
10
1
0
4
2
1
4
0
0
2
0
2
2
0
0
0
10
7
0
0
10
2
0
2
4
0
2
0
0
0
2
0
2
0
0
10
0
0
4
0
0
0
4
0
7
4
0
0
0
0
37
2
0
2
0
2
0
0
0
0
2
7
0
4
0
0
0
0
0
1
40
2
4
10
0
74
146
0
0
12
269
0
0
0
4
95
4
2
4
151
0
0
2
0
0
0
0
0
10
0
0
0
2
0
0
1
7
3
0
0
2
0
0
10
1
0
0
2
10
20
1
0
0
10
5
0
13
0
2
0
2
0
2
0
2
2
0
0
3
0
0
2
0
61
2
0
0
0
2
10
7
0
2
0
12
2
0
0
0
0
0
0
4
0
4
13
12
20
10
0
0
0
4
0
0
0
2
2
0
2
4
0
7
0
0
0
2
3
2
0
2
0
7
0
66
0
4
1
2
0
0
2
3
0
0
0
4
7
0
0
0
10
7
4
2
4
5
0
2
3
2
2
3
2
2
4
0
7
20
2
2
15
1
0
0
1
2
1
0
0
0
2
2
2
0
0
5
6
3
2
0
0
0
2
0
3
0
0
0
40
0
3
0
0
1
0
1
0
4
4
4
0
3
63
10
0
4
0
0
0
20
0
0
0
2
0
0
2
1
0
0
2
3
5
0
2
4
2
5011
5
2
0
10
0
2
0
0
1
7
2
3
0
0
4
1
0
14
3
18
1
0
2
1
2
0
0
2
0
1
3
0
0
4
0
0
3
0
2
0
58
0
4
63
0
0
10
4
7
2
7
37
0
0
10
2
0
2
10
2
0
4
0
0
0
42
0
0
7
2
1
0
20
0
5
0
10
0
7
3
2
0
0
0
0
0
0
0
0
0
2
0
2
3
0
10
0
0
7
2
3
3
2
0
0
0
0
2
0
0
0
0
0
2
3
12
2
4
0
3
2
0
3
40
0
7
1543
0
2
1
32
0
0
7
4
1
12
2
0
0
0
5
0
10
0
0
0
10
0
0
3
0
2
3
81
10
0
3
2
3
2
0
2
0
0
0
3
0
0
4
2
0
63
4
0
7
2
0
0
0
4
4
2
0
0
0
0
0
3
0
0
0
0
0
0
0
0
0
4
2
2
1
0
3
0
0
2
7
4
102
2
2
27
10
0
2
12
2
13
7
0
0
0
0
0
0
0
0
2
0
4
0
0
1
3
0
0
4
0
0
1
0
0
40
0
5
0
4
10
2
4
0
0
1
0
10
1
2
2
0
0
0
2
0
4
2
4
2
2
0
0
37
3
0
0
0
10
52
3
1
10
0
0
10
3
0
3
3
2
1
2
4
0
0
2
2
1
0
0
151
2
0
0
0
2
0
5
0
0
0
0
3
5
1
0
5
0
0
1
0
0
7
1
0
0
0
0
0
0
4
0
0
0
12
10
2
0
4
0
0
0
0
0
0
3
2
10
0
2
2
0
3
0
3
4
7
0
0
2
0
0
10
0
0
0
0
2
0
0
0
15
0
4
0
0
3
2
4
1
3
4
0
7
2
0
0
2
0
0
0
0
4
1
0
0
0
0
14
2
20
0
0
0
2
317
0
0
0
3
7
0
0
0
0
2
10
10
0
2
0
0
113
0
0
7
0
3
0
10
2
2
0
0
7
3
2
0
371
0
0
58
0
2
0
0
0
2
0
0
0
0
2
4
4
3
2
10
0
0
0
0
0
2
0
13
2
1
0
2
0
2
2
3
10
0
0
0
0
0
3
2
0
0
4
1
3
0
63
0
0
10
2
0
5
0
0
0
2
0
0
40
0
3
10
7
5
0
3
4
0
4
2
0
0
0
10
0
2
4
0
0
0
0
13
20
2
2
63
2
2
0
0
0
2
2
0
0
0
3
3
18
0
7
4
10
148
0
3
0
0
3
0
0
3
0
0
0
0
2
58
3
4
0
1
20
0
0
0
40
7
0
10
1
2
2
0
0
3
0
1
7
0
2
2
0
10
4
57
0
40
3
0
0
2
2
2
0
0
2
8
12
0
0
0
0
1
0
0
0
0
10
0
0
1
2
1
0
1
1
0
0
0
2
3
0
0
0
0
0
0
0
0
0
0
1
63
2
0
10
0
0
20
12
4
10
0
4
0
0
0
0
3
1
125
3
0
0
12
0
10
1
0
4
0
20
4
0
0
0
10
1
7
2
2
10
0
0
7
12
0
0
10
0
2
3
2
7
0
0
13
0
0
10
2
0
0
0
4
3
2
0
0
10
0
0
10
12
0
0
0
0
3
0
0
4
0
36
0
1
0
2
1
10
0
0
0
37
10
0
0
0
3
0
0
0
4
12
10
1
2
0
63
0
0
0
2
2
1
0
10
3
0
12
0
3
0
0
2
0
2
0
0
10
0
0
0
2
2
4
0
0
2
0
0
0
0
2
4
2
0
0
0
3
0
2
2
0
0
0
2
37
0
0
0
2
0
0
0
0
0
0
27
0
2
0
0
0
4
0
0
151
8
2
0
10
0
3
10
4
0
0
0
0
4
0
12
0
0
0
0
0
0
7
0
2
0
0
5
10
2
0
4
0
0
0
115
0
0
2
7
2
0
0
0
6
2
0
0
2
0
10
0
0
63
10
18
7
0
151
10
10
7
0
8
0
2
26
0
0
2
7
0
169
0
0
1
0
2
2
0
0
0
2
0
0
0
0
0
1
0
0
0
1
4
1
0
2
2
0
0
0
2
0
7
2
5
0
10
10
2
2
0
5
0
0
2
0
0
0
1
122
2
0
0
0
0
37
0
4
2
0
1
0
0
0
0
4
2
3
0
2
0
7
7
2
1
0
3
0
37
0
2
0
0
0
158
0
7
0
0
1
0
2
0
0
10
0
2
0
4
0
0
3
0
0
0
2
2
0
10
0
2
0
0
0
0
2
10
2
2
4
3
0
0
2
2
0
0
4
20
8
3
2
1
5
1
2
0
58
4
4
0
0
0
0
0
0
0
0
0
1
0
2
10
0
0
0
0
40
1
0
2
21
0
10
1
0
10
63
0
0
0
0
10
7
0
2
0
1
0
3
0
0
37
0
0
0
2
1
0
0
0
0
0
10
1
0
0
0
0
7
10
2
4
0
7
0
0
0
0
0
2
0
0
1
0
0
107
2
3
0
0
2
4
4
0
0
0
2
0
4
3
2
1
0
2
0
5
0
3
0
0
2
0
0
3
0
0
10
2
2
0
0
0
10
0
3
10
0
0
2
0
2
2
4
0
2
2
7
0
3
63
0
7
0
0
4
0
0
2
3
0
2
0
0
0
0
3
0
7
0
3
0
3
2
0
7
1
7
2
4
0
1
0
0
8
2
0
20
0
1
3
0
0
0
1
0
2
0
0
2
7
1
5
10
3
0
0
0
0
4
2
2
0
0
3
2
2
2
2
0
0
0
3
10
0
2
6
0
7
1
0
0
0
0
7
2
1
10
1
0
3
0
0
1
0
0
7
7
0
0
0
0
2
0
1
0
0
10
3
7
0
0
0
2
2
0
4
0
0
7
4
0
2
0
0
0
13
7
1
10
0
10
3
0
4
0
2
2
1
1
0
0
0
0
5
0
0
0
0
10
0
0
0
2
0
1
0
0
4
0
1
0
0
2
0
2
10
0
2
2
4
0
0
0
2
0
4
10
0
4
13
13
3
0
2
0
0
2
0
0
4
2
0
0
2
0
4
0
0
0
0
20
0
10
0
0
2
4
1
3
5
2
0
2
7
0
1
2
10
0
0
0
0
3
0
0
0
0
4
0
2
40
7
0
0
0
4
4
0
2
987
0
2
3
0
0
0
0
0
2
0
0
40
0
0
2
5
0
1
10
0
0
2
0
7
2
0
0
0
0
0
0
4
0
1
0
0
0
10
0
2
1
0
0
0
0
0
0
0
2
0
0
2
1
1
0
0
0
7
0
2
0
4
0
0
1
26
63
0
10
0
2
0
5
1
0
0
0
0
2
0
2
0
2
2
0
0
0
1
3
2
0
0
0
0
7
2
0
0
0
0
0
0
2
0
3
0
1
0
0
0
5
2
0
0
0
0
0
0
0
0
1
0
10
2
2444
2
0
0
7
0
4
14
7
0
1
7
4
51
0
42
0
0
0
4
0
0
2
7
0
0
4
0
2
2
0
1
0
2
0
13
1
2
2
0
0
0
0
1
0
0
0
0
2
0
0
0
7
0
0
0
4
0
0
2
0
4
2
2
4
2
3
0
0
2
0
0
0
0
2
10
0
0
3
20
12
0
2
0
2
0
0
63
0
10
66
0
0
0
4
0
0
0
2
0
0
0
0
0
0
10
0
0
0
0
0
0
2
0
59
7
0
0
0
0
0
4
0
0
0
0
2
0
0
0
0
1
0
0
0
1
2
0
0
0
0
186
0
0
0
2
0
0
0
2
10
0
4
0
0
0
0
1
2
0
0
2
0
0
4
0
0
0
0
3
4
0
4
0
0
3
0
15
0
0
0
3
0
2
0
0
10
4
3
2
0
2
166
2
0
0
1
0
0
0
0
0
0
0
0
0
0
12
2
3
0
2
2
10
0
0
4
0
2
0
2
2
63
2
14
0
0
2
3
1
0
3
10
0
2
1
2
0
0
10
0
0
0
0
0
2
3
0
0
3
3
0
0
4
2
10
0
2
0
0
2
0
0
0
3
0
3
7
0
0
0
2
2
4
1
5
0
1
0
0
0
0
2
0
0
3
3
1
0
0
4
0
1
0
5
4
2
0
3
1
4
0
4
0
0
0
0
0
2
0
4
7
2
2
2
3
2
2
4
0
4
0
0
7
0
3
0
0
4
0
3
0
0
0
0
2
7
0
13
2
0
0
10
3
0
0
7
2
4
0
0
0
34
0
2
2
10
0
2
2
63
0
2
0
2
0
12
3
0
4
7
7
0
2
4
53
2
0
0
4
3
12
2
4
0
2
10
0
2
1
0
0
10
2
0
0
3
0
3
0
2
2
0
2
0
6
0
0
0
2
0
0
0
0
4
0
0
0
3
1
3
0
42
2
0
10
4
0
0
0
3
2
0
0
2
4
0
0
2
0
0
0
2
0
0
0
0
0
37
0
1
2
0
0
0
0
0
0
0
0
7
0
2
10
10
0
0
0
0
6
3
2
2
1
5
0
0
7
0
3
0
10
0
10
4
0
0
12
0
0
0
0
4
2
0
0
0
4
10
0
0
15
0
2
0
7
0
0
2
7
0
0
0
0
10
2
0
4
1
0
2
2
51
0
2
0
2
0
0
3
0
2
0
37
0
0
13
2
10
0
2
1
0
10
3
0
0
14
20
4
0
0
0
20
2
20
0
4
2
0
0
0
0
0
0
2
0
2
0
2
0
2
2
1
2
0
3
0
2
10
5
1
0
0
0
0
0
2
0
2
1
20
3
1882
0
0
0
6
0
2
0
0
0
2
2
0
2
0
4
0
20
0
0
4
0
4
4
0
0
7
0
3
0
7
2
2
2
3
1
0
0
0
7
0
0
0
1
2
74
7
0
2
2
0
0
0
2
1
0
2
0
0
0
0
0
18
0
2
0
0
3
2
0
0
0
10
0
12
0
40
0
2
0
2
0
0
12
4
4
7
0
2
0
0
0
10
0
2
201
37
0
0
0
0
3
2
0
2
98
0
7
0
3
7
0
0
1
0
10
0
0
2
10
0
0
1
0
2
4
0
0
10
2
2
4
7
4
3
3
3
2
2
0
1
2
1
0
0
0
0
3
0
0
10
1
0
10
0
0
4
0
2
20
0
0
0
0
0
2
0
2
0
0
0
0
0
0
4
0
0
0
3
0
0
2
2
166
0
0
0
1
0
0
2
20
0
0
5
0
21
0
2
0
0
0
0
10
10
2
0
0
0
0
0
0
10
2
2
1
10
10
13
2
0
0
0
0
1
1
0
0
2
113
1
1
22
10
10
0
1
0
0
2
4
7
2
0
10
0
4
4
4
3
0
3
152
3
0
0
0
3
0
0
0
2
0
0
2
7
0
40
2
0
7
0
4
2
0
0
2
3
0
2
7
2
2
0
0
0
3
1
0
10
2
3
2
1
0
63
7
2
0
2
0
1
0
0
13
0
3
40
40
2
4
2
0
0
0
0
0
1
80
0
0
0
0
0
4
0
0
0
0
2
0
205
4
0
0
2
0
37
10
0
2
0
0
2
2
0
0
0
2
0
4
0
0
10
0
0
2
2
0
4
10
0
0
0
0
2
10
2
0
4
2
0
2
1
0
0
0
0
0
10
3
0
0
2
2
2
0
2
0
0
0
10
1
4
4
42
0
2
4
0
2
0
0
0
0
3
0
0
1
0
4
3
0
0
0
4
0
2
7
2
0
4
7
0
3
0
0
4
4
0
0
0
0
3
2
7
3
0
12
2
0
10
3
0
2
0
2
0
0
4
3
2
2
0
2
0
0
6746
0
0
2
3
4
0
0
0
0
0
0
0
3
0
0
0
2
3
0
3
0
0
973
2
3
4
5
1
13
0
42
0
1
2
4
10
0
0
63
11
0
0
1
2
0
12
0
279
0
0
0
4
4
0
20
2
0
4
2
2
2
10
0
2
0
0
0
25
27
40
0
0
1
0
0
4
0
3
2
4
3
0
2
26
0
0
3
1
3
0
0
0
7
0
831
66
0
0
3
0
4
37
2
0
40
0
0
7
7
0
2
0
3
0
0
7
0
4
10
4
0
0
10
8
0
0
0
0
3
0
0
0
42
3
2
0
39
0
0
7
0
2
37
10
0
10
0
2
1
0
0
0
2
0
0
18
2
0
2
0
0
0
0
0
0
0
0
1
2
1
1
1
1
0
0
0
10
0
0
2
0
0
0
37
0
0
0
0
2
3
5
7
4
0
3
0
0
0
0
13
0
0
1
0
4
2
0
0
2
0
0
3
0
0
0
1
0
7
7
0
0
0
0
0
1
2
0
1
0
0
0
0
0
0
0
0
0
2
0
0
7
0
0
0
0
2
0
0
0
2
0
0
0
2
0
2
0
0
1
0
0
0
7
1
0
0
0
12
0
0
0
0
10
0
0
2
0
10
10
0
2
0
0
2
2
1
3
2
0
0
1
12
2
4
20
0
0
0
0
0
2
1
0
1
0
0
0
0
0
10
2
0
4
0
0
9
92
0
0
0
0
0
1
0
63
0
4
0
2
40
7
2
0
0
2
0
2
4
0
0
0
0
0
4
4
0
10
3
10
4
3
2
0
7
0
2
2
0
0
0
0
0
0
0
0
10
0
10
3
4
2
0
1
0
4
0
84
2
0
2
0
2
0
7
0
4
0
0
0
0
0
1
7
20
2
0
2
0
0
2
4
0
0
0
0
0
10
4
2
0
2
0
0
0
12
0
0
63
0
0
2
4
1
0
0
10
2
0
0
0
0
2
2
59
0
4
14
2
2
1
0
0
2
2
6
2
0
2
4
3
0
0
10
2
3
0
2
0
0
2
3
0
4
2
0
0
10
0
2
2
2
0
0
2
0
0
12
0
0
1
10
0
18
2
2
0
2
3
1
2
0
0
0
7
0
0
2
0
0
1
0
3
10
4
10
0
4
0
3
4
0
1
2
0
0
2
0
10
2
0
0
5
0
0
4
0
10
2
0
2
6
4
0
0
0
1
10
6
0
1
4
0
2
5
0
7
0
0
0
0
3
2
18
0
0
2
0
0
0
2
0
5
2
63
0
7
3
4
0
229
0
7
7
3
0
2
66
1
0
2
0
0
0
0
0
7
0
0
0
3
4
233
0
0
0
4
2
2
0
7
2
2
1
0
0
0
0
2
4
0
0
0
3
10
0
0
0
1
0
0
2
0
0
3
2
4
0
1
0
2
5
0
4
10
0
2
2
5
2
0
0
0
4
13
20
2
0
0
2
18
2
0
10
0
0
2
0
0
12
10
0
0
4
2
0
0
2
0
3
4
0
0
0
4
0
2
1
0
0
0
42
194
63
0
0
0
0
1
0
0
0
10
0
2
1
0
6
2
2
0
0
1
0
10
0
0
10
0
10
15
4
0
0
20
0
0
7
2
6
4
0
144
0
4
1
0
0
4
20
0
0
0
2
3
2
0
4
2
0
0
0
4
2
0
0
2
0
0
0
2
5
1
10
0
0
0
0
0
0
10
3
0
2
0
0
0
0
0
3
0
0
0
0
0
0
0
3
2
20
2
7
0
0
10
0
3
0
0
0
4
0
7
4
0
4
3
4
0
1
0
0
0
0
0
0
0
0
12
2
2
2
3
0
1
0
0
0
2
1
0
2
0
0
5
10
0
0
0
0
7
5
34
0
4
1
1
0
0
0
0
2
3
0
2
3
2
4
0
0
0
0
0
0
10
3
12
4
0
0
0
10
10
3
0
0
0
2
2
3
0
0
0
0
1
0
0
3
3
0
2
4
40
0
0
1
2
20
0
0
0
125
0
3
0
0
0
0
1
0
2
99
2
0
0
1
0
0
0
10
4
0
0
2
1
2
10
0
5
1
0
23
7
2
0
2
66
0
0
10
7
0
10
0
0
7
6
0
0
0
0
0
2
2
0
0
0
2
4
7
2
0
0
0
10
0
8
0
2
0
6
0
0
3
10
0
0
113
0
0
3
2
0
10
7
2
4
0
0
2
2
10
313
4
2
0
0
4
4
0
0
0
2
0
10
0
1
5
2
0
2
1
4
0
5
0
7
2
1
2
0
0
0
7
0
0
2
0
0
4
2
4
2
2
40
0
2
0
0
0
10
3
1
0
2
12
0
7
1
1
0
0
0
4
3
63
0
2
0
2
0
0
2
0
0
3
7
10
3
0
0
7
1
2
1
7
4
0
2
0
0
7
1
0
2
0
0
0
0
0
2
0
0
1
0
4
1
3
0
2
1
2
0
0
13
20
0
2
0
0
2
0
0
40
0
0
0
2
4
0
2
2
7
3
10
0
0
4
2
10
2
0
0
0
0
4
10
0
4
0
10
0
0
1
10
0
3
0
0
10
2
4
417
0
0
2
4
0
3
2
0
0
3
7
0
0
2
0
0
0
2
1
7
0
0
0
0
0
0
0
0
0
4
0
0
0
2
4
3
0
3
0
3
0
3
0
0
0
0
0
40
0
1
3
0
3
0
0
0
3
5
125
0
0
0
2
0
2
2
3
0
0
0
0
2
0
3
10
2
0
7
4
2
0
10
0
181
0
0
0
0
7
0
0
2
0
0
1
0
0
0
4
0
0
0
10
0
0
3
0
2
0
0
0
15
0
0
4
2
0
0
0
5
0
10
2
7
0
0
0
0
0
0
2
0
3
0
7
0
10
5
0
0
0
2
2
0
10
0
0
2
0
1
1
10
7
0
0
0
0
2
2
7
0
2
2
0
0
104
0
7
0
3
5
1
0
0
0
5
1
0
4
0
4
0
98
0
0
7
37
0
0
0
4
2
4
0
0
0
4
3
4
0
2
0
0
10
0
2
7
0
2
2
0
0
0
7
4
1
0
3
0
0
0
10
0
2
0
63
0
0
7
0
2
7
2
3
0
0
0
435
2
0
3
2
0
2
0
0
0
0
4
2
4
0
0
0
0
2
0
0
0
2
1
7
0
1
0
0
0
0
0
12
0
2
0
0
0
0
0
10
7
0
0
0
0
0
3
0
0
0
0
4
0
0
0
0
0
2
0
0
0
2
13
4
0
2
0
0
0
0
0
0
0
0
0
2
0
0
0
0
0
10
3
0
0
0
0
0
0
40
0
0
0
10
0
0
10
2
0
2
0
0
2
0
0
37
2
0
2
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
10
2
1
10
0
0
0
5
2
0
0
0
3
0
0
0
0
0
0
2
2
0
2
7
7
7
2
10
0
2
1
0
10
0
3
0
2
0
10
102
4
7
0
0
0
7
37
4
0
2
0
0
3
7
43
0
0
0
0
4
10
0
2
2
0
0
0
0
10
1
3
0
3
0
10
0
0
0
0
0
2
7
2
0
2
0
1
0
0
7
0
10
3
0
3
0
2
4
13
3
0
0
3
2
3
0
0
2
2
0
0
2
0
0
4
10
0
0
0
2
0
2
13
12
10
1
0
161
13
0
4
0
1
0
0
0
0
0
10
0
0
0
4
0
10
0
3
14
4
0
20
2
2
3
0
0
0
0
0
7
7
0
1
0
5
0
0
2
0
0
1
0
0
7
2
2
0
0
7
0
0
2
0
0
0
10
0
0
7
2
0
0
3
0
4
2
10
2
7
3
0
1
0
0
5
0
2
0
2
3
0
0
1
0
0
0
0
3
0
3
12
4
0
10
0
0
0
0
4
0
0
4
0
115
0
0
13
3
0
1
3
3
10
0
0
3
4
0
0
0
3
0
0
1
4
0
0
4
1
1
0
1
20
10
2
4
0
26
10
0
0
0
10
4
0
0
0
0
0
0
2
0
0
0
7
0
0
3
10
0
0
0
0
0
1
0
3
13
0
4
0
0
0
0
0
0
0
13
2
0
0
2
0
0
2
1
0
0
2
4
4
2
0
13
0
0
0
0
1
0
0
0
2
2
1
0
0
0
0
2
0
99
1
0
0
2
4
0
0
0
2
2
0
0
0
0
3
0
4
0
0
0
0
4
0
0
0
0
4
0
2
5
0
1
0
0
2
12
0
1
0
0
0
0
606
4
0
7
0
2
10
10
4
0
0
0
0
2
2
28
0
0
0
0
2
2
0
2
0
3
0
0
1
0
13
0
0
0
0
1
0
0
0
0
2
18
2
0
2
2
0
3
0
0
0
0
0
0
0
2
0
3
0
0
2
0
10
0
0
20
23
2
2
0
2
10
0
0
0
0
0
1
10
2
2
10
0
20
2
0
0
2
0
7
0
0
0
34
20
0
0
0
12
0
7
2
0
0
2
4
0
2
37
4
2
0
0
2
0
2
473
10
2
0
2
12
0
0
2
1
0
0
0
0
2
0
10
10
2
0
0
0
15
1
0
2
3
2
10
4
1
0
7
2
0
2
10
37
1
0
0
0
0
0
0
1
0
0
0
10
2
7
12
3
4
2
2
2
0
2
0
0
0
1
0
0
0
0
0
4
0
2
0
37
0
1
4
10
54
244
7
0
2
3
2
5
0
0
7
2
4
0
0
2
0
4
0
0
0
7
0
13
2
0
1
4
0
0
0
0
7
1
3
0
2
0
2
0
0
10
0
10
0
0
10
2
4
2
0
0
2
0
2
108
0
0
166
2
66
0
0
0
4
1
7
0
2
26
0
1
0
2
4
0
2
20
0
1
0
0
4
2
0
2
108
0
2
3
13
1
4
3
0
0
2
0
2
42
0
2
0
0
2
2
4
4
0
2
3
1
0
0
0
2
0
0
0
7
2
0
0
0
0
2
10
10
5
10
0
0
2
0
3
0
0
1
2
0
0
2
0
0
435
0
0
2
1
2
1
0
0
0
2
10
0
2
3
0
4
1
0
0
3
6
0
0
0
0
0
2
7
37
0
0
225
3
2
0
0
0
0
0
0
0
0
2
10
2
0
0
2
10
3
0
0
0
1
0
2
2
2
0
1
1
1
0
3
0
13
10
12
0
0
0
1
2
0
0
0
4
0
5
0
0
0
0
0
0
1
2
0
2
7
2
0
0
2
0
0
10
5
0
2
0
10
0
2
4
0
0
0
0
807
0
2
0
4
0
0
1
0
2
7
2
4
2
2
4
0
4
1
0
2
0
0
1
0
7
10
0
1
2
0
0
10
3
2
0
7
0
7
3
0
0
0
4
0
0
3
13
2
7
2
4
0
2
0
0
0
2
0
2
0
0
0
2
2
42
2
0
0
2
2
1
476
0
0
0
2
3
0
0
0
0
4
0
7
2
10
2
0
10
2
10
0
0
1
0
0
3
0
0
0
0
0
3
0
0
10
10
0
0
7
2
2
0
2
0
4
4
2
0
0
0
4
7
12
0
2
20
0
0
0
0
0
0
0
0
0
2
1
0
0
0
0
2
2
4
0
0
0
0
2
4
0
2
2
0
0
0
195
0
0
10
0
10
0
0
7
4
10
2
4
2
3
0
3
0
0
7
0
0
2
3
1
1
2
20
0
4
1
63
14
7
0
3
2
0
0
42
0
2
0
0
1
7
0
0
0
2
0
0
0
0
20
10
0
2
2
20
6
54
2
0
2
0
0
0
0
0
0
0
0
7
0
4
4
10
0
4
4
0
0
4
0
10
7
0
40
0
0
0
2
1
0
0
2
0
0
0
0
0
0
0
2
10
0
0
3
7
7
0
0
10
0
20
10
0
0
0
2
0
7
0
0
2
0
2
0
0
5
1
4
0
0
2
0
0
2
0
1
7
0
3
0
0
4
10
0
0
0
1
0
2
0
0
0
7
0
3
0
0
0
0
0
0
10
3
0
10
2
0
0
7
4
0
0
7
0
1016
2
3
1
0
0
0
12
1
0
0
3
0
15
0
0
1
0
105
0
0
10
0
2
0
0
2
35
0
0
0
0
36
10
0
3
2
2
0
2
0
2
0
1
40
7
2
0
0
0
40
0
0
2
3
4
0
3
2
0
10
0
0
3
0
34
40
1
1
10
1
1
6
1
0
3
10
0
0
4
0
0
2
0
0
2
0
0
0
0
2
0
0
12
0
0
0
4
0
4
2
1
0
3
3
1
0
5
0
59
0
0
20
0
0
0
0
0
57
0
233
7
2
0
2
2
7
0
0
0
2
0
0
2
0
2
0
0
4
2
3
0
0
3
2
1
0
0
0
0
0
2
2
0
2
4
0
0
0
2
0
0
0
0
0
80
0
0
1
0
3
4
3
2
3
0
0
0
0
0
7
0
0
0
1
40
10
7
0
1
1
0
0
0
2
0
0
0
1
2
0
0
0
0
0
20
2
3
0
0
0
0
1
13
0
2
2
5
10
4
0
0
4
2
4
2
2
0
0
0
1
2
4
37
2
1
0
0
0
10
1
0
0
0
2
0
2
0
3
0
3
0
2
12
2
0
0
0
0
7
0
3
0
2
0
0
0
0
0
5
1
0
0
13
2
0
4
0
0
0
4
0
2
2
30
3
2
2
0
4
10
2
0
7
2
0
0
2
0
2
0
0
0
0
6
2
0
0
0
0
0
2
0
0
0
0
2
12
1
7
0
0
10
0
6
0
2
2
2
0
0
0
0
6
0
2
0
2
7
4
0
0
0
0
0
4
7
3
0
0
2
123
0
0
7
4
0
0
0
2
2
10
0
7
10
1
0
2
2
7
0
0
2
2
3
0
0
0
0
0
0
2
4
0
0
13
0
10
4
2
7
6
0
0
2
2
151
0
3
3
0
10
2
0
10
10
4
0
10
0
3
0
0
63
2
3
1
4
7
0
0
4
37
0
0
0
0
0
0
0
3
0
0
0
0
2
0
1
0
0
0
0
0
0
1
0
0
0
0
2
0
0
0
0
0
0
0
10
0
2
3
0
0
0
4
0
1
3
0
6
0
0
0
3
2
0
10
0
0
5
0
4
2
0
59
0
0
1
0
0
3
0
0
0
0
0
3
2
2
4
0
362
0
1
0
0
2
1
0
3
0
0
3
0
0
1
4
2
0
0
3
42
0
0
0
1
2
0
0
0
10
0
0
0
0
2
0
0
0
1
3
0
0
113
0
0
0
0
3
2
5
2
4
0
2
37
2
12
0
0
4
0
0
0
13
0
2
0
3
3
2
2
0
0
0
2
2
2
0
2
10
0
0
2
13
3
3
2
20
0
2
0
205
2
0
7
4
0
0
2
0
0
0
2
2
0
10
10
7
5
3
0
2
4
2
3
0
0
0
0
0
0
0
0
2
13
0
84
2
0
15
0
5
0
4
2
0
0
0
7
0
2
0
0
0
0
2
3
0
0
0
0
0
0
0
7
0
4
0
0
4
0
13
2
7
7
10
2
0
0
0
2
2
1
13
0
0
0
4
0
0
3
0
2
3
2
2
0
0
2
0
10
0
10
2
4
0
1
0
2
0
0
0
14
2
7
0
0
3
0
2
13
2
0
2
2
0
1
0
0
0
1
0
2
4
1
0
0
0
4
0
10
0
0
1
1
4
0
1
0
0
0
0
0
0
0
0
0
37
12
0
0
63
0
3
0
2
0
59071
10
0
0
0
1
0
0
0
2
0
2
0
3
0
10
2
0
3
0
0
0
0
4
0
4
37
0
10
0
2
0
10
0
0
13
0
2
4
0
4
2
3
2
2
0
0
10
0
10
0
0
1
0
1
0
0
0
2
7
0
0
0
2
0
13
0
0
2
0
7
1
0
2
0
1
0
2
0
0
269
0
2
4
0
2
0
0
4
2
0
0
0
7
0
0
2
0
0
0
2
0
0
0
3
1
2
4
221
1
2
0
2
2
2
0
181
3
10
2
0
0
0
2
10
4
0
435
0
4
0
0
4
0
2
0
2
3
0
0
0
0
2
0
0
2
2
0
0
0
3
119
0
0
2
0
0
20
0
0
0
0
0
0
0
20
0
0
0
0
2
0
0
10
0
0
0
0
0
0
0
1
63
10
63
1
0
2
0
10
0
0
0
2
2
1
0
0
0
0
0
0
0
0
0
2
2
2
0
0
0
1
298
2
0
0
2
66
13
4
3
0
2
0
0
2
0
10
0
0
0
0
0
0
7
10
1
0
0
0
0
4
0
0
2
0
34
2
0
7
0
0
10
2
0
4
0
1
2
0
4
7
0
0
0
0
2
0
0
0
7
0
2
0
0
4
7
72
0
7
0
2
2
2
10
3
0
3
0
2
0
0
0
40
0
0
0
4
0
40
4
40
0
0
0
0
0
0
2
2
0
10
0
3
12
0
0
10
0
0
0
306
1
0
12
3
0
10
0
7
4
0
4
7
0
0
2
2
0
2
2
2
0
3
0
0
10
0
1
3
2
1
1
2
1
0
0
4
2
2
2
7
0
1
2
0
0
0
2
0
0
13
13
2
0
2
0
0
0
265
2
0
2
2
0
0
0
0
3
10
3
0
10
3
7
10
0
7
12
2
0
2
0
13
3
7
0
0
0
4
0
0
0
0
3
0
0
0
0
0
0
0
83
2
2
0
0
0
0
0
2
1
0
0
0
0
0
52
0
0
0
1
2
3
2
2
2
0
0
0
34
0
0
0
0
0
7
2
10
0
0
1
1
0
0
0
0
3
0
0
2
0
0
0
0
0
0
5
0
0
0
0
0
0
0
0
0
0
2
3
2
2
0
0
2
13
2
0
0
15
0
3
1
0
0
4
0
0
3
13
2
10
0
2
0
0
0
0
0
23
0
0
0
2
0
0
7
2
0
0
0
2
0
74
3070
2
0
1
4
10
0
7
0
2
0
0
0
0
2
2
0
0
0
0
0
2
0
2
7
2
10
10
0
0
0
0
0
4
0
4
2
0
0
2
0
13
2
0
2
0
1
0
2
12
0
2
4
0
3
0
2
2
2
7
6
58
0
0
0
95
0
4
0
4
0
0
0
3
0
0
0
0
4
4
10
0
2
0
0
0
0
0
2
0
0
7
0
0
0
4
0
2
0
3
0
0
4
0
2
2
10
0
0
7
2
7
0
4
2
0
7
13
0
1
0
0
0
0
0
0
10
0
0
1
0
0
13
0
0
4
0
2
0
10
2
1
0
0
0
0
10
37
0
10
1
2
0
10
0
108
10
0
0
0
0
0
0
0
0
0
0
10
10
0
0
0
3
10
0
2
0
0
0
2
42
0
2
0
0
0
0
10
7
2
7
7
0
2
7
3
0
0
0
2
0
0
0
4
0
0
2
7
0
0
0
0
5
0
4
0
0
4
10
0
0
2
42
2
5
0
20
0
0
0
0
7
100
27
0
0
2
0
4
2
10
0
0
2
0
63
0
2
4
0
0
0
0
4
10
0
1
3
2
7
0
0
2
0
0
2
13
0
2
3
0
0
2
0
63
0
0
0
3
3
0
0
4
0
0
2
3
0
0
2
0
0
4
0
0
20
1
0
4
0
0
0
5
12
2
0
1
0
0
10
0
0
0
1
2
0
104
2
0
0
10
0
7
3
3
2
4
0
10
1
3
10
0
0
7
0
0
0
0
1
0
4
63
0
0
1
0
0
2
7
2
0
10
13
2
0
0
2
0
1
1
0
0
3
4
2
10
2
2
66
2
13
10
0
3
0
0
0
0
3
0
7
0
1
3
0
3
0
4
0
0
20
0
4
0
2
0
0
0
12
0
0
2
0
0
0
0
0
0
0
4
1
0
0
40
0
4
0
2
0
4
0
0
0
0
2
10
4
0
2
4
0
0
0
0
7
0
0
2
0
2
0
0
4
74
2
0
0
0
0
10
0
12
0
0
0
0
4
4
2
0
1
2
2
0
0
0
0
20
0
2
3
2
2
0
13
0
4
0
0
0
0
2
2
0
0
10
0
0
4
0
0
13
2
10
0
4
0
10
0
0
4
0
1
0
7
0
0
0
0
3
0
20
0
0
2
0
7
2
0
0
15
2
0
0
0
10
40
4
3
3
0
3
3
7
10
0
0
2
10
0
0
4
0
2
3
7
2
0
0
2
2
0
4
0
40
63
2
2
2
0
0
0
2
0
0
0
1
0
10
0
12
4
99
0
0
0
4
0
0
0
0
40
2
12
0
40
2
0
4
2
3
0
0
0
1
3
0
2
0
0
0
0
0
0
0
2
2
0
12
2
2
7
2
0
0
0
4
0
2
4
0
1
0
10095
0
0
0
0
1
0
4
4
4
0
10
3
0
2
4
0
10
0
0
0
0
0
0
7
0
4
0
0
7
0
2
0
0
1
0
4
0
0
0
1
1
0
7
3
0
4
6
0
5
0
0
2
1
0
0
0
2
0
2
4
0
0
0
0
2
0
2
0
1
0
0
0
2
0
3
0
10
0
3
2
24
0
2
1
0
4
2
2
0
2
3
0
0
0
0
3
2
0
0
0
0
0
2
0
0
7
4
0
0
0
4
7
12
0
0
7
0
0
0
0
2
0
0
0
1
2
0
2
1
4
0
1
15
0
4
37
0
0
4
0
0
0
0
2
1
0
0
0
0
10
0
10
2
4
2
3
10
0
0
1
0
1
37
2
0
5
0
0
0
0
4
2
4
4
2
0
0
2
7
2
6
0
0
3
0
3
1
10
2
0
0
0
0
3
0
2
1
0
13
7
0
0
0
0
0
1
0
0
0
37
0
0
2
0
0
10
0
2
4
0
7
0
0
0
0
13
0
0
2
0
4
2
2
1
1
10
3
3
2
3
0
0
4
7
0
0
0
4
2
2
0
23
0
10
0
10
0
0
10
0
7
0
2
0
0
0
3
0
0
20
2
0
3
0
0
2
27
0
0
0
0
0
7
0
4
0
0
3
7
2
2
3
0
0
0
152
63
0
2
2
0
4
2
84
0
2
0
0
0
0
0
3
3
0
2
14
0
0
20
0
0
4
10
0
3
0
2
2
0
40
0
2
10
0
1
4
0
0
4
10
2
0
2
63
0
2
0
2
2
0
2
0
5
0
0
0
1
0
0
0
1
0
0
13
2
0
3
0
0
0
10
2
0
2
0
0
0
0
151
0
0
0
0
28
123
10
0
0
2
10
4
2
1
4
7
3
2
0
95
0
0
1
3
0
2
2
10
3
0
2
0
0
2
0
0
2
63
10
4
0
0
2
0
7
10
0
0
4
4
0
10
0
0
4
0
0
0
0
2
0
0
2
0
2
2
0
179
0
0
0
3
0
0
0
0
3
0
0
2
0
0
0
2
20
0
0
0
0
0
0
0
0
0
4
0
0
0
0
0
0
0
0
2
1
5
0
0
0
0
0
0
0
9
0
0
4
2
2
0
95
0
63
10
1
0
40
58
10
0
4
3
10
5
4
0
2
0
2
2
0
3
2
0
0
1
10
0
0
0
0
3
7
0
2
2
10
0
0
0
0
4
3
2
0
5
10
0
0
0
0
0
0
7
4
0
0
7
0
0
4
7
2
2
10
1
1
2
0
4
2
1
0
0
1
133
0
2
1
0
0
0
0
0
0
0
2
0
0
0
10
4
2
3
0
1
0
0
13
10
0
0
0
0
0
0
4
0
10
0
3
1
57
2
10
4
4
102
2
10
181
10
2
1
0
0
0
0
3
4
10
2
4
35
10
0
0
0
0
0
4
7
3
2
0
2
10
190
0
0
2
2
0
0
2
0
0
0
40
0
0
2
0
12
0
0
0
5
0
2
0
0
3
0
0
0
2
0
0
4
0
3
10
0
0
0
0
0
0
63
0
2
0
0
0
1
4
2
0
1
4
0
0
0
0
2
10
4
4
2
0
0
0
7
2
1
0
2
10
7
0
0
10
7
0
0
0
0
0
0
12
2
0
0
0
0
37
63
2
4
0
0
7
10
0
0
2
3
0
0
1
1
0
0
0
2
10
2
2
0
0
7
0
2
0
2
4
1
2
1
0
1
0
0
40
2
0
0
0
10
2
0
2
0
0
2
1
7
0
0
0
4
4
2
4
1
40
4
0
0
2
10
0
0
0
4
0
0
37
3
0
0
2
0
2
0
0
63
0
5
10
0
0
2
2
2
4
2
0
0
2
4
0
0
2
0
2
0
4
2
0
1
10
0
0
0
0
0
7
0
4
2
2
6
2
4
0
7
0
7
0
3
4
0
2
0
0
0
0
10
0
0
0
2
0
2
10
3
1
3
92
2
0
13
2
2
0
0
0
1
0
42
0
0
0
1
0
0
3
1
0
2
2
4
0
4
0
0
0
0
0
0
3
2
0
10
7
0
2
4
0
2
10
4
4
0
21
10
2
0
0
10
2
5
4
2
3
2
0
2
0
2
4
10
0
14
2
2
1
4
0
2
1
4
0
4
2
2
0
2
2
10
7
0
0
3
0
0
4
4
0
0
2
2
0
0
2
0
4
152
0
0
3
0
1
0
0
0
1
1
0
0
0
0
4
10
0
5
0
10
6
0
0
0
10
14
10
2
1
0
0
0
0
2
0
0
18
2
1
4
7
74
0
4
1
2
0
0
0
0
1
0
0
2
0
1
0
12
2
2
0
3
1
0
4
2
0
7
4
2
2
0
0
0
0
0
3
4
0
0
0
4
0
1
2
2
0
0
3
0
3
0
2
3
32
0
2
0
12
1
0
10
2
3
3
2
0
0
0
18
2
2
0
2
0
2
0
4
125
0
0
2
0
0
0
54
0
2
1
0
0
0
0
0
3
7
2
2
0
7
63
0
1
3
3
0
3
0
0
0
4
0
4
0
0
10
0
0
3
0
0
2
0
0
14
0
3
0
12
0
0
10
0
0
0
0
2
0
3
13
0
4
10
0
0
4
2
0
0
0
0
0
0
3
0
4
0
0
66
0
0
0
3
2
4
0
0
0
10
0
5
0
4
0
0
0
28
0
4
20
1
0
279
10
0
10
0
0
2
2
4
0
10
2
0
37
0
0
0
3
0
0
7
0
0
0
2
7
0
0
0
4
0
12
151
4
2
7
1
0
0
2
0
10
0
3
0
0
0
5
1
0
0
0
0
0
4
0
2
0
0
3
63
3
63
0
2
2
20
0
2
0
0
3
0
0
2
0
0
0
0
12
2
0
40
0
7
0
7
7
2
6
0
0
10
7
0
0
13
0
2
0
0
2
0
4
0
0
0
0
4
0
0
7
0
4
0
0
0
0
1
0
0
10
0
0
39
10
2
26
0
2
0
4
0
0
0
7
4
0
0
0
0
7
0
20
2
0
2
0
37
3
0
1
0
4
0
0
5
0
2
2
2
0
10
0
2
2
2
0
10
2
3
0
2
10
0
0
0
2
1
2
40
0
2
2
0
2
0
0
3
0
2
0
0
3
0
0
0
12
2
0
0
3
2
0
4
2
3
0
0
40
3
7
0
2
0
3
0
0
0
3
4
0
2
2
0
0
0
2
0
2
2
2
2
10
10
0
2
0
1
4
0
0
0
10
0
1
0
2
0
7
1
4
2
2
1
0
4
0
0
0
0
0
0
0
2
4
0
0
3
10
7
0
0
1
20
2
0
69
3
4
1
0
1
0
7
0
0
3
7
7
0
0
7
0
0
7
0
0
0
0
0
0
4
0
0
4
4
15
0
0
0
0
0
3
3
2
2
10
0
2
2
0
2
3
4
2
0
2
0
3
1
20
2
0
0
10
7
2
2
7
3
0
10
0
0
0
0
4
0
0
0
20
4
2
255
0
7
0
0
0
0
4
2
0
0
0
0
7
2
2
0
3
3
0
3
0
0
0
4
2
0
0
1
10
0
1
0
0
10
0
0
2
0
2
0
0
0
4
1
4
10
0
2
0
164
4
0
0
10
0
4
0
4
0
0
0
0
0
0
4
1
0
2
0
1
0
0
3
1
0
0
10
0
12
0
0
0
0
0
2
0
2
201
2
4
0
10
0
2
0
0
0
3
0
0
12
0
2
0
10
0
0
2
0
0
0
3
0
0
5
0
1
392
2
2
0
2
0
10
2
0
39
2
14
2
0
0
2
0
13
1
2
2
2
4
0
5
0
0
0
0
0
3
0
0
12
0
0
10
10
10
12
0
0
2
0
0
7
4
0
0
2
0
2
0
0
0
3
0
0
0
2
0
4
1
0
0
0
0
1
3
13
2
0
3
0
2
0
0
0
0
2
0
0
3
4
3
4
0
0
0
0
0
0
10
2
0
0
4
3
0
0
0
2
2
26
0
10
2
0
3
0
0
0
2
4
0
0
2
2
0
7
2
0
2
0
0
2
7
10
0
0
0
2
0
0
0
4
3
0
4
2
0
2
20
0
1
2
0
2
2
7
1
2
0
0
1
0
0
3
2
3
0
0
0
0
13
192
0
4
3
63
20
3
7
0
0
0
0
0
0
0
0
0
4
0
0
4
2
2
3
0
0
0
2
74
20
0
20
0
0
2
2
0
3
0
3
2
2
0
5
10
0
0
3
10
0
0
2
0
0
2
7
10
20
0
0
0
0
0
10
4
225
0
0
2
0
0
0
10
0
2
0
3
0
0
0
0
10
0
0
82
0
0
0
0
2
0
0
4
0
10
1
0
0
0
0
0
5
2
0
12
4
12
0
0
5
0
10
0
0
0
3
13
3
13
1
0
0
0
7
0
0
7
0
1
0
0
0
0
2
0
42
3
1
0
0
0
0
7
4
1
0
0
3
4
0
0
0
66
0
0
0
0
10
0
4
0
0
0
2
0
23
0
0
0
13
3
7
2
3
0
6
0
0
1
10
0
0
0
0
4
2
99
0
10
4
2
0
10
12
0
0
0
0
0
10
0
0
2
0
0
2
10
0
0
0
0
0
0
10
42
27
2
0
1
0
3
0
0
0
0
1
0
0
0
3
0
0
12
0
4
0
0
2
2
0
0
2
5
8
10
1
0
0
0
2
12
2
2
4
0
2
0
0
0
2
2
0
0
5
0
7
40
0
20
0
2
12
0
3
0
2
0
4
4
0
1
0
0
0
0
1
0
0
0
4
0
10
0
2
0
1
0
0
4
0
3
0
2
1
0
0
0
3
0
0
2
2
0
42
0
0
4
0
0
0
0
1
4
2
10
4
0
0
2
37
0
0
3
0
0
2
28
2
0
2
63
0
1
18
0
0
4
2
23
0
4
0
4
0
42
2
0
10
0
0
0
0
7
0
3
0
0
1
0
3
3
2
0
0
2
0
0
0
0
0
2
10
2
0
0
1
0
0
2
2
0
2
0
0
0
0
4
0
10
2
0
0
0
2
0
2
0
0
2
0
0
0
0
3
0
0
3
0
2
0
0
39
2
7
4
42
0
10
0
0
2
4
42
0
10
2
0
0
10
0
0
3
2
2
0
0
4
3
12
0
13
0
0
2
2
10
4
0
3
3
0
0
0
0
0
0
0
0
0
2
0
0
0
0
1
13
0
0
0
2
0
2
0
1
7
0
2
0
0
0
0
0
0
7
63
2
0
2
0
0
0
3
4
0
10
0
0
12
7
0
2
0
3
2
0
0
7
63
0
0
0
0
3
3
0
4
0
0
0
3
0
1
1
0
3
0
0
0
0
0
12
21
0
0
0
0
2
0
7
7
3
10
0
0
0
10
2
0
0
0
7
5
0
0
13
2
0
0
2
0
2
3
0
10
2
0
0
0
0
2
3
0
0
0
2
0
4
0
4
2
0
0
1
3
0
2
2
0
0
0
1
0
7
0
5
3
0
0
2
0
3
0
0
0
2
0
0
3
0
2
34
0
0
4
0
0
0
0
0
10
0
2
4
3
2
0
2
12
0
2
2
0
2
7
0
0
7
0
0
0
0
1
0
10
2
10
0
2
2
0
2
2
4
0
20
2
2
3
4
0
0
0
2
3
0
0
12
0
2
2
1
0
3
2
4
37
76
0
0
0
2
0
10
2
0
0
0
0
1
7
0
0
0
0
10
0
0
0
0
0
2
0
0
0
24
2
0
0
92
2
2
0
0
0
7
0
0
1
0
0
0
7
0
20
0
0
0
2
0
1
0
2
0
219
2
0
2
2
0
10
14
2
2
13
10
2
492
2
0
0
0
0
0
0
0
0
3
0
0
0
3
0
63
0
2
0
4
0
0
3
4
0
0
0
2
7
7
2
0
2
7
0
0
0
95
0
2
2
10
3
2
0
0
0
0
7
7
3
0
0
10
0
0
0
0
0
2
0
0
2
0
0
0
0
5
0
4
0
0
0
3
0
0
0
0
1
10
0
0
0
0
2
0
2
0
3
0
0
10
1
3
0
20
0
2
0
0
0
5
9
0
0
0
2
2
0
4
0
7
37
0
2
0
10
0
0
2
0
0
0
0
0
0
2
2
0
0
10
0
10
10
1
7
3
7
2
0
0
0
2
0
2
7
0
3
4
0
0
1
2
7
0
0
1
7
0
0
0
7
4
0
2
2
0
10
2
0
0
0
2
1
0
0
2
5
2
0
6
0
0
0
0
0
2
0
5
0
161
0
0
5
3
0
0
0
0
2
2
0
0
2
0
0
3
0
2
0
0
0
2
0
2
0
0
0
2
0
2
2
0
4
7
10
0
2
2
3
0
0
0
7
0
4
3
2
0
99
0
2
0
2
10
3
0
0
10
0
0
0
0
181
0
0
0
10
10
10
0
10
0
2
2
0
2
0
4
2
0
10
2
0
2
0
4
7
0
0
2
8
2
0
0
0
2
1
37
2
0
4
0
0
0
7
1
0
0
0
0
1
0
10
10
0
2
2
0
2
1
2
2
0
3
7
0
0
1
2
1
10
2
13
0
2
2
40
3
0
4
7
0
0
7
0
10
4
0
4
3
0
3
0
0
2
0
0
1
0
0
0
0
0
0
0
0
0
0
2
0
10
0
0
0
10
2
0
2
0
3
0
2
0
0
0
2
6
0
10
2
0
0
0
10
5
0
0
3
0
0
2
0
0
1
0
0
0
1
0
3
2
34
1
0
0
0
0
4
3
2
2
0
0
2
0
37
0
2
0
0
0
0
63
3
2
0
0
2
0
0
18
0
2
4
0
0
0
2
2
0
40
0
0
10
4
0
0
1
3
0
2
10
2
0
0
0
0
0
0
0
0
0
0
10
0
2
4
2
0
7
1
0
63
2
1
0
1
0
4
0
1
0
0
2
2
0
0
141
4
3
2
63
0
0
4
10
0
10
3
1
10
0
1
4
0
0
0
2
0
0
0
2
0
0
0
2
0
2
0
2
0
0
2
0
0
27
2
0
0
4
0
0
0
37
5
0
2
0
0
1
0
0
0
0
0
10
7
0
0
0
2
2
0
4
40
0
0
0
0
0
2
1
0
0
0
0
2
0
0
0
0
2
0
0
2
0
12
10
0
10
0
3
0
0
2
20
0
0
4
2
0
184
0
0
2
4
0
2
3
0
0
0
2
0
0
10
0
0
0
0
0
7
26
0
1
7
0
2
2
0
0
2
2
0
134
1
0
0
0
0
0
2
0
0
3
0
2
0
0
0
7
2
2
2
4
0
0
0
0
2
0
0
0
0
10
2
0
0
0
1
2
0
4
0
2
10
0
0
0
0
7
0
2
0
0
0
0
0
0
0
1
0
0
0
0
0
4
2
2
0
2
0
0
2
2
2
0
0
0
0
2
0
0
3
2
0
0
4
7
3
20
0
2
2
0
2
13
0
3
2
0
0
0
0
0
0
0
1
0
7
0
4
0
0
7
0
166
0
0
0
10
20
7
7
1
2
4
2
0
0
0
0
3
0
0
0
1
0
0
0
0
0
3
2
0
2
63
2
0
0
3
0
0
12
0
0
7
63
0
0
4
4
0
0
0
0
0
0
0
2
0
0
4
0
2
2
0
2
0
0
0
0
0
10
3
2
2
0
4
0
2
0
0
2
1
3
2
10
0
105
2
1
0
5
2
2
2
2
2
3
12
0
876
0
0
0
2
7
4
13
2
10
0
2
0
5
13
12
0
5
0
0
2
0
0
6
7
1
2
0
0
0
2
0
0
1
0
0
0
0
0
10
0
5
80
0
1
2
0
0
120
0
4
0
0
3
0
2
0
0
63
4
0
4
0
4
0
0
3
0
0
1
0
0
0
0
7
0
0
0
0
0
10
42
0
0
12
3
0
0
0
0
10
7
2
1
10
0
2
0
20
2
2
0
0
7
10
2
0
1
0
2
1
7
1
0
2
3
0
265
0
2
0
0
2
2
0
0
21
0
2
0
2
4
2
0
3
0
0
3
2
8
0
3
3
4
0
7
12
2
3
0
0
7
0
0
0
0
2
0
0
0
0
0
0
0
0
4
0
0
1
0
0
0
4
2
5
0
0
3
0
0
2
3
4
0
12
3
0
1
2
10
0
10
0
1
2
0
4
0
0
2
3
37
0
2
0
0
1
0
0
0
2
0
0
0
0
0
4
0
13
0
2
2
0
0
13
0
1
10
4
2
3
2
0
2
7
0
0
2
149
10
32
10
7
0
7
63
0
0
0
0
4
0
7
0
0
0
2
0
0
0
1
0
0
63
14
2
6
2
0
0
2
0
74
0
2
13
2
0
2
2
0
4
0
0
0
0
0
7
0
0
0
2
0
0
0
4
7
2
0
0
10
0
0
0
2
10
0
0
3
4
3
0
0
2
0
0
10
5
0
0
4
10
2
1
0
2
0
2
10
3
1
2
3
0
2
5
0
0
0
3
0
12
0
0
0
4
6
3
0
2
0
0
0
0
0
20
0
4
0
63
7
0
2
0
2
2
7
0
0
2
0
0
0
0
0
0
0
0
0
0
0
0
0
13
0
1
2
5
1
0
0
3
0
0
0
0
2
7
0
0
0
3
0
3
87
0
0
0
7
0
0
3
10
2
2
2
0
10
4
0
2
0
0
10
0
3
0
2
13
0
0
2
10
0
1
10
0
2
2
10
0
3
0
4
0
0
0
0
1
7
0
0
0
0
4
0
2
10
2
4
0
0
0
0
2
0
1
0
0
0
0
3
0
0
0
0
0
2
0
0
0
12
4
0
2
0
0
2
95
0
10
40
0
2
4
0
20
0
2
0
2
2
0
7
0
2
0
1
0
422
0
10
0
37
12
0
1
10
4
1
3
0
1
2
0
2
0
0
0
95
2
2
0
0
0
0
10
0
0
9
7
0
0
2
3
2
0
0
66
0
40
0
3
0
0
1
0
0
0
0
7
0
0
1
0
0
79
3
0
1
4
0
13
0
4
4
3
0
4
0
1
0
0
2
7
0
10
0
0
2
0
2
2
0
0
0
0
2
10
1
0
6
0
0
7
2
2
0
0
0
1
10
0
3
1
10
0
0
0
2
0
0
3
0
10
2
63
7
0
0
2
0
63
2
4
0
0
2
6
2
0
2
0
3
0
0
2
0
0
2
1
0
12
0
0
0
4
0
0
2
10
0
0
0
0
0
0
3
2
0
2
0
3
0
7
0
0
0
0
2
2
0
0
10
0
0
0
23
2
0
2
2
0
5
2
0
0
2
0
4
2
2
0
4
2
2
0
4
3
4
2
2
7
0
3
0
0
2
10
0
0
1
0
4
2
2
2
0
7
3
2
0
2
4
0
2
0
0
4
0
0
0
1
0
0
0
0
1
0
3
2
0
0
0
1
10
0
0
0
3
0
2
0
0
6
0
2
3
0
2
0
0
0
2
0
10
181
2
0
0
0
7
0
0
0
98
1
10
0
0
4
4
10
0
2
10
10
4
0
0
0
0
2
13
0
10
4
0
101
2
2
2
0
2
4
0
0
0
2
2
0
0
2
0
0
0
0
4
0
0
2
0
4
0
0
3
7
99
0
20
3
0
2
0
0
10
0
0
2
0
7
2
1
0
1
0
2
0
10
2
10
0
0
0
0
4
3
2
37
0
7
0
0
3
66
2
0
0
0
2
0
0
3
2
3
0
1
0
0
2
40
0
3
1
0
0
0
0
2
0
0
0
0
2
0
0
0
0
10
0
10
74
0
0
40
20
10
1
0
0
0
2
5
3
0
2
122
0
3
0
4
0
10
0
0
3
0
63
2
0
10
0
0
0
2
0
0
4
0
2
0
2
3
0
7
1
0
0
10
0
0
0
0
0
0
2
0
2
7
7
10
0
52
0
0
0
0
4
2
0
0
1
0
2
4
0
0
0
0
4
0
0
0
3
4
4
2
2
0
2
10
7
3
0
0
0
3
2
0
0
6
24
0
3
1
2
2
0
0
0
2
0
0
23
7
4
2
0
0
3
2
0
0
12
2
0
12
0
0
0
2
0
1
2
0
1
3
0
3
0
7
10
0
3
4
0
0
2
0
0
7
3
3
0
0
2
7
2
4
0
2
10
4
0
7
0
13
0
2
0
1
10
0
2
2
0
0
1
0
0
0
2
3
0
0
2
0
10
0
2
1
0
0
4
42
2
0
1
0
0
2
2
4
0
13
10
10
0
0
10
0
2
0
0
0
4
0
0
0
0
0
2
0
0
0
0
0
0
0
0
0
0
2
0
0
2
1
0
4
12
12
4
0
0
0
15
1
0
0
0
2
7
2
0
0
0
0
0
0
7
0
2
3
3
3
3
0
1
0
0
0
1
0
10
0
0
0
54
0
2
0
2
0
2
113
7
0
0
2
0
12
1
0
0
108
2
2
0
0
3
2
0
10
0
0
2
0
0
0
0
0
1
0
0
0
10
2
1
0
150
4
2
0
4
0
4
10
4
1
0
0
0
7
2
2
0
2
3
0
0
2
1
0
10
0
0
63
0
0
10
0
5
3
0
0
2
0
179
1
0
0
0
4
0
0
0
1
0
0
0
7
2
2
0
0
0
13
0
0
379
0
0
2
10
4
1
0
3
0
0
0
1
0
13
10
4
0
10
0
2
3
10
6
2
0
0
144
2
2
2
1
0
0
4
10
0
2
2
0
0
2
0
10
0
0
0
7
0
20
2
20
0
2
1
0
10
0
5
40
3
0
0
0
2
0
3
0
10
0
0
2
4
0
10
2
12
0
2
0
0
2
3
2
1
2
4
2
2
7
0
4
2
0
3
2
4
2
0
0
0
4
0
2
0
7
0
0
2
34
1
2
2
0
0
0
5
0
0
0
0
3
0
4
10
2
0
3
0
2
4
0
10
40
0
0
113
0
2
10
3
0
7
0
0
2
3
161
0
0
7
0
0
1
0
0
0
2
1
53
0
2
0
0
40
0
0
0
0
2
0
2
0
0
0
0
10
0
10
0
2
10
0
2
0
2
2
0
0
7
7
4
0
0
5
2
0
0
2
10
0
0
3
2
0
2
0
2
1
0
0
0
13
0
2
0
2
0
0
7
0
7
0
0
12
0
0
0
0
0
0
10
2
0
2
10
0
0
3
2
0
2
0
0
7
12
10
10
4
0
3
2
53
3
86
0
0
0
12
2
37
0
0
0
0
2
0
7
2
23
0
10
0
125
10
10
0
2
2
0
0
3
0
40
0
0
0
0
867
0
7
0
0
2
0
0
4
0
0
2
2
0
3
0
0
2
0
3
0
0
13
3
34
2
0
0
2
2
4
0
0
4
2
10
2
0
0
0
1
0
2
0
0
24
0
0
10
7
0
0
0
4
2
3
4
0
2
2
10
0
2
5
2
0
0
2
0
7
4
2
0
2
3
4
63
4
0
2
7
0
0
225
0
2
0
0
0
2
4
0
20
0
57
0
0
2
0
10
2
0
0
2
20
0
7
13
0
1
2
0
0
0
0
3
0
0
2
1089
7
0
0
0
1
2
2
0
2
0
0
0
0
0
0
2
7
0
2
3
2
0
7
0
13
4
2
2
4
2
10
0
4
0
0
1
7
0
0
0
0
0
0
0
0
2
1
0
0
42
0
0
0
0
0
0
0
0
0
4
2
10
0
0
10
0
0
0
0
3
2
0
0
0
0
7
1
0
0
0
0
9
12
7
0
0
0
2
0
0
0
1
0
0
1
0
5
0
12
7
2
4
0
0
2
1
0
1
2
0
0
0
2
0
0
0
0
0
0
1
2
0
0
0
0
7
0
34
21
0
1
0
0
1
0
0
0
0
1
0
37
0
0
2
123
2
0
0
0
40
10
0
7
0
2
2
0
7
3
0
0
0
10
2
0
0
0
0
125
0
3
0
0
2
1
0
2
10
0
0
0
1
0
0
0
0
66
2
14
0
352
10
3
2
0
0
4
0
1
0
0
3
2
3
6
10
3
0
0
1
7
0
0
0
7
0
0
0
0
7
0
3
4
0
1
0
12
0
0
0
0
0
3
0
0
0
10
0
0
0
0
7
20
20
0
10
37
0
0
0
0
0
0
1
0
1
2
1
2
5
104
12
0
4
0
0
2
12
0
0
7
0
0
5
0
7
0
0
10
10
0
0
3
7
0
10
3
0
3
4
1
7
0
4
0
10
2
2
1
2
3
10
2
0
2
2
0
2
0
0
0
0
0
2
10
0
0
0
0
10
10
6
2
0
4
20
74
2
290
2
0
0
0
0
0
2
13
0
4
2
0
0
4
4
0
4
10
1
5
0
0
0
5
0
2
2
10
1
0
0
0
0
1
0
0
2
0
0
4
4
2
1
0
0
0
1
4
3
12
0
0
7
0
1
13
0
3
1
0
2
40
0
3
5
2
63
0
10
0
0
3
3
0
0
1
0
0
10
0
2
2
0
0
0
0
4
0
0
0
34
3
20
2
0
1
0
0
2
1
0
0
2
0
13
4
0
2
3
0
0
0
12
0
3
0
12
0
0
0
0
4
10
2
2
0
0
0
4
0
0
0
7
63
0
0
0
0
1
0
0
12
0
0
0
2
2
2
0
0
0
0
0
0
95
25
3
5
10
2
2
1
4
0
10
2
3
0
7
2
0
0
0
2
0
0
0
2
7
2
10
1
0
0
0
10
4
63
3
37
10
0
0
0
0
7
0
2
1
7
0
0
2
0
3
3
1
10
0
10
4
0
2
2
12
3
0
0
0
0
4
0
0
0
0
3
2
2
0
3
0
0
13
1
4
0
0
0
0
0
0
0
0
0
2
10
4
0
2
0
0
0
1
10
2
0
0
0
3
0
2
10
2
4
0
7
0
0
0
7
7
3
3
0
0
6
0
3
3
0
0
0
0
7
0
0
0
0
0
0
0
4
0
0
4
2
0
0
1
0
0
0
4
0
2
2
0
0
4
7
0
0
0
0
2
0
0
3
4
0
0
0
4
0
0
1
0
2
0
0
0
0
0
2
2
2
0
0
0
2
0
0
2
0
10
155
20
0
4
1
0
0
0
10
2
10
10
74
2
3
0
2
0
0
0
4
0
4
0
2
0
7
0
12
0
0
0
4
0
2
2
2
3
1
2
0
2
63
0
15
0
0
4
3
0
0
0
0
3
0
3
0
0
0
2
113
2
10
1
3
2
2
10
0
0
0
1
3
2
1
0
0
0
1
0
4
3
0
18
0
7
0
0
0
2
3
0
0
42
0
0
0
0
0
3
0
0
0
1
2
7
0
1
4
0
3
0
0
4
1
2
2
0
0
2
2
1
10
0
1
0
0
13
1
2
0
0
2
0
1
10
10
0
2
0
0
2
7
10
0
2
3
0
0
2
7
1
104
1
0
10
0
0
10
0
0
0
2
10
0
2
0
2
4
1
0
0
7
23
0
0
2
0
10
0
0
1
0
3
1
2
4
0
0
0
7
20
0
3
0
20
7
0
0
0
0
0
0
0
0
0
3
100
0
0
0
0
2
0
0
76
2
0
2
0
2
7
0
1
4
2
0
0
239
6
5
0
0
0
6
2
0
0
5
0
0
0
0
0
3
3
4
2
0
0
4
0
2
10
0
0
0
0
0
0
3
3
0
0
0
0
0
2
2
0
0
57
1
0
0
1
0
2
3
14
1
3
3
0
2
0
0
0
4
0
2
20
25
3
0
10
0
2
0
0
0
58
0
10
0
5
0
3
0
10
2
0
0
0
0
10
0
0
1
2
0
0
70
5
0
0
0
0
0
0
0
0
2
0
4
0
0
0
10
0
0
0
2
0
0
7
233
0
0
0
104
0
0
0
4
0
2
0
0
2
0
4
1
4
66
0
0
4
0
10
0
2
10
0
0
14
0
10
2
4
0
4
3
0
2
10
2
0
2
2
2
0
37
2
0
0
1
2
2
3
0
2
0
0
0
0
4
0
0
7
10
4
0
0
2
2
0
3
2
5
2
0
3
2
2
0
7
0
1
0
3
0
0
2
1
2
1
0
0
0
10
0
2
3
0
0
2
7
0
0
10
0
2
10
0
1
5
0
0
13
0
1
3
0
0
5
5
7
0
0
0
0
0
1
10
2
0
0
0
0
1
2
1
0
0
10
3
10
0
2
2
2
100
2
0
0
0
0
0
0
2
0
0
0
0
0
0
3
2
0
57
0
0
57
4
7
0
0
0
7
0
0
10
4
7
0
2
0
0
0
0
2
4
0
1
2
10
1
3
0
0
0
0
0
3
1
2
4
0
11
7
0
2
0
1
2
0
0
2
0
0
0
0
2
2
1
7
2
2
0
1
3
4
4
10
0
113
0
0
0
2
4
4
1
3
37
2
0
0
7
173
4
15
3
7
0
0
0
0
3
0
0
2
10
1
3
10
1
4
4
0
3
0
2
0
1
10
0
0
371
0
0
7
0
4
12
0
0
0
0
0
0
2
2
4
0
34
3
0
24063
0
0
0
34
2
4
0
7
10
10
4
10
10
0
0
20
0
0
10
2
0
0
0
7
0
2
0
0
1
0
0
0
3
2
0
4
2
4
6
0
1
2
0
0
0
3
0
0
119
0
2
1
0
0
0
0
2
3
0
0
10
5
3
2
5
0
0
0
2
4
13
0
0
0
4
0
10
0
4
0
12
3
0
4
7
0
0
37
4
2
0
0
0
2
0
10
0
0
5
10
0
4
2
2
2
0
1
0
0
4
0
0
2
0
4
0
30
2
0
2
4
4
0
0
10
2
0
169
0
0
1
0
0
1
0
4
13
0
10
161
0
2
0
4
0
2
2
0
0
0
3
0
0
0
4
0
37
0
3
0
0
3
0
0
1
0
10
12
0
0
0
2
0
0
0
1
0
0
0
0
10
0
0
0
2
7
4
0
2
2
0
7
7
10
0
0
0
2
0
0
2
153
0
0
0
20
2
5
0
3
0
0
0
0
10
0
7
0
0
3
0
0
5
0
0
0
20
1
2
0
1
0
0
0
2
3
1
0
0
0
0
0
10
4
1
2
0
0
3
0
2
7
2
4
0
20
0
0
0
4
0
3
2
0
2
2
7
10
3
3
2
2
0
0
0
0
0
105
0
2
2
1
4
10
0
0
13
0
0
0
7
0
1
7
3
0
2
0
0
0
3
0
0
0
1
10
0
0
1
10
20
2
2
0
4
0
0
1
1
3
0
4
1
3
0
0
10
0
0
0
0
0
0
2
3
4
10
2
0
7
7
1
7
0
1
0
2
2
0
2
2
10
4
2
12
0
2
4
10
10
2
0
10
0
1
2
2
7
0
0
1
0
37
0
0
0
0
0
0
0
4
2
0
2
2
1
10
0
7
1
0
2
0
10
2
2
2
2
0
0
3
3
0
0
0
2
0
2
0
0
0
2
0
0
0
0
2
2
255
0
0
0
3
7
2
1
0
12
0
1
10
2
2
0
0
3
3
7
0
0
2
2
0
0
0
0
20
1
0
6
0
0
0
4
1
0
0
2
0
2
0
10
2
0
0
1
0
3
0
0
2
0
10
0
0
1
0
0
1
0
4
0
3
2
0
0
2
0
2
2
0
6
0
0
0
0
0
4
0
3
7
0
7
0
0
0
0
92
0
0
4
2
0
4
0
0
1
0
2
0
0
0
2
3
7
2
10
2
0
4
2
3
0
0
0
0
0
0
0
0
2
10
0
2
10
0
0
0
0
4
0
0
0
2
3
2
0
0
0
0
10
2
0
0
3
0
0
0
7
0
1
1
1
0
0
10
0
0
2
20
2
2
4
0
7
0
3
0
1
0
0
0
2
2
7
0
4
4
3
0
0
13
0
1
0
0
0
2
2
0
2
0
0
0
4
2
1
0
0
0
0
0
2
0
0
2
4
4
30
0
2
2
0
0
0
0
42
2
10
5
2
3
0
0
2
0
0
10
0
20
0
1
0
2
10
0
0
2
1
0
0
1
0
0
2
105
10
7
0
0
0
0
0
2
4
0
10
7
6
0
3
0
0
10
1
10
10
0
4
0
2
0
0
0
63
3
2
0
0
0
0
0
2
0
2
3
0
0
10
0
0
2
0
0
0
4
0
172
2
0
2
7
0
10
3
0
63
0
2
5
10
0
2
0
0
0
0
2
0
0
7
0
4
2
18
0
0
0
2
40
0
4
0
2
5
0
2
2
0
10
0
9
0
0
0
3
0
7
0
0
7
3
2
2
0
2
0
0
2
0
4
2
32
0
2
2
0
4
0
0
0
0
1
3
2
0
0
3
4
2
0
1
4
5
0
0
0
10
10
0
0
2
0
10
12
0
2
2
0
0
3
3
2
2
20
0
0
10
4
10
0
2
2
0
0
4
10
1
0
5
0
0
6
0
0
0
10
0
0
3
1
2
0
3
6
1
0
0
2
2
0
3
2
0
37
35
0
0
3
0
20
0
7
0
3
0
0
0
0
7
7
0
0
2
3
0
6
5
0
3
0
0
10
13
2
0
0
0
0
0
0
2
0
1
3
3
0
2
0
0
0
7
0
18
0
10
10
1
0
1
2
0
2
0
4
4
7
3
0
0
3
0
0
0
0
0
4
0
10
2
66
10
63
0
0
2
0
0
0
0
0
0
2
3
0
0
0
0
0
0
0
0
13
3
0
124
1
0
0
10
2
12
244
4
2
1
0
0
0
0
0
2
3
7
1
4
2
2
2
0
0
2
2
0
0
0
0
0
2
0
2
0
0
0
2
0
0
1
13
0
2
10
2
2
0
2
3
105
4
0
1
4
0
1
0
2
0
10
0
0
0
0
7
0
2
2
0
2
2
0
3
0
0
4
0
0
0
0
2
0
2
0
57
3
0
37
2
3
2
2
2
2
2
0
1
0
0
2
0
0
0
0
0
2
0
0
0
0
0
2
0
0
0
4
0
0
0
0
0
0
4
0
10
2
0
0
0
2
0
10
4
0
7
0
0
0
0
1
0
0
2
2
0
0
0
2
10
0
0
2
0
4
1
7
1
0
0
2
7
7
2
0
0
0
0
4
2
2
2
3
2
10
1
0
0
0
14
1
0
20
0
37
0
0
10
0
2
10
0
20
0
2
7
10
4
3
0
0
0
1
3
0
4
0
0
63
1
2
0
3
0
7
0
0
3
0
7
4
0
0
0
10
0
0
0
7
13
2
0
0
0
0
0
0
0
0
2
0
0
3
3
63
0
3
0
0
0
10
0
12
104
10
0
0
0
0
0
0
2
0
2
5
4
2
2
2
4
0
2
7
0
2
0
4
24
0
0
0
2
2
1
0
0
42
0
0
0
2
2
7
3
3
0
233
10
0
3
4
0
23
0
2
10
0
0
0
0
0
2
3
0
2
4
2
0
10
0
0
0
37
10
1
0
0
12
2
0
2
0
0
0
0
0
0
3
0
2
0
0
1
4
0
1
118
0
2
0
2
0
0
0
0
7
0
0
10
2
1
2
0
4
0
0
2
63
3
0
0
10
4
0
0
0
0
0
0
2
0
2
201
10
12
2
0
0
0
0
0
0
40
0
0
0
2
0
0
0
4
7
10
3
40
0
0
2
0
4
0
2
0
2
0
3
0
0
0
0
0
0
0
1
0
7
0
0
1
0
0
3
2
0
5
10
13
0
2
2
0
0
3
0
2
0
2
2
0
10
0
0
0
0
0
0
4
3
0
2
0
0
3
0
2
0
0
0
2
0
0
0
2
4
2
1
0
0
0
0
0
0
2
0
0
3
2
0
0
0
0
4
42
2
0
0
2
0
2
3
0
0
2
1
0
0
0
2
4
0
0
0
0
63
0
0
2
43
0
0
2
0
1
0
34
7
0
2
0
2
7
0
0
0
0
10
0
0
12
0
0
0
0
0
0
2
0
0
0
0
0
10
3
3
4
0
2
2
12
2
7
0
0
0
0
0
1
10
0
2
4
1
0
0
0
0
0
2
13
0
0
0
0
10
0
0
0
2
1
7
0
0
23
12
4
0
0
4
2
1
0
2
4
0
0
1
0
3
0
1
0
0
0
2
3
0
0
2
0
0
2
0
0
10
2
0
0
0
0
3
10
0
2
4
3
4
0
2
0
0
1
0
0
2
0
0
2
0
1
0
2
0
0
0
0
1
0
0
10
0
1
6
1
7
2
10
20
104
0
2
0
0
30
0
0
0
57
0
0
1
0
0
0
10
0
0
10
102
2
0
6
0
0
1
0
2
0
12
4
0
7
0
0
4
1
0
0
3
0
0
2
2
2
0
4
0
0
5
7
5
0
3
4
0
0
0
0
1
0
2
2
0
0
0
0
0
2
15
10
0
1
0
0
4
0
0
0
0
0
0
1
0
4
63
0
1
0
10
10
4
4
0
2
0
3
5
0
1
2
0
2
0
2
0
0
0
4
134
10
3
0
10
0
0
0
0
0
1
0
0
0
0
0
7
0
0
2
0
20
2
0
0
5
0
0
2
0
0
0
1
42
2
4
0
4
4
0
0
0
0
2
0
0
0
0
5
0
0
0
4
0
0
3
0
1
0
3
2
0
7
2
0
10
0
0
2
0
2
1
9
2
2
2
5
0
0
0
1
1
0
0
0
40
0
0
5
4
0
0
3
12
2
0
2
3
0
53
0
0
4
0
3
0
0
10
0
1
0
0
2
0
0
0
0
0
0
0
0
4
0
0
0
0
3
0
5
4
3
2
3
2
4
1
0
0
10
1
0
0
0
0
0
2
0
0
0
0
0
0
1
3
7
1362
2
53
0
0
4
0
10
0
12
0
0
0
0
0
1
1
2
0
1
0
2
0
1
0
4
1
2
0
0
2
2
0
2
1
2
0
3
2
0
3
2
10
0
0
2
0
2
0
2
3
0
1
0
2
2
52
40
2
0
0
7
0
2
4
3
0
0
104
1
0
7
0
0
4
4
2
0
1
10
5
0
2
2
0
2
2
3
0
7
7
2
0
10
0
0
13
0
3
0
1
2
3
0
0
0
3
7
0
0
0
0
0
0
20
13
0
2
4
2
0
0
0
0
2
10
0
13
1
0
4
0
0
0
0
0
0
1
1
0
2
0
40
10
3
0
13
0
0
0
3
0
0
0
0
0
0
0
0
0
66
0
0
2
0
7
0
2
0
0
4
4
0
2
0
2
1
0
0
2
2
0
0
1
0
0
7
0
0
0
0
2
0
0
1
7
1
1
0
2
1
4
0
4
2
0
2
0
1
34
10
0
3
0
2
0
2
0
0
5
10
2
0
2
2
4
0
0
0
0
3
6
2
4
2
57
0
0
10
2
0
0
1
0
0
7
0
0
0
4
0
2
7
3
0
0
4
0
2
0
0
1
0
2
0
0
0
0
7
7
2
0
1
2
0
2
0
0
1
0
0
0
0
0
2
0
10
10
0
0
2
2
0
0
0
0
0
0
0
0
0
0
1
0
164
13
0
3
0
2
0
2
4
97
2
0
0
10
4
10
3
63
0
0
0
4
2
0
0
0
0
0
0
0
0
2
0
1
10
3
0
4
2
0
4
1
3
7
4
2
1
1
0
2
0
2
3
2
1
0
7
0
2
0
20
0
0
10
2
7
0
0
1
0
0
7
4
3
2
1
3
2
0
0
3
0
0
2
0
0
0
0
0
0
13
7
0
4
4
0
20
7
0
2
0
0
0
4
7
2
0
4
2
4
0
1
28
0
3
0
7
5
13
3
3
3
0
0
0
0
0
0
0
0
2
2
0
2
181
14
0
0
2
3
0
0
2
0
2
0
4
40
0
2
2
0
7
0
30
0
2
10
0
10
3
26
5
14
2
0
13
0
0
0
0
0
7
317
3
2
0
4
10
20
0
1
2
0
1
3
0
2
2
3
7
0
0
0
2
0
0
3
3
1
2
8
0
13
0
3
1
3
10
4
0
0
2
0
2
0
2
2
0
7
4
0
12
0
0
2
0
0
0
0
0
2
0
0
0
0
7
10
2
4
0
0
3
0
0
7
15
0
3
0
3
0
4
0
0
0
10
4
2
7
0
10
3
99
2
0
3
0
5
0
4
0
2
7
7
4
0
2
0
0
7
4
0
7
0
0
0
4
0
0
0
0
7
0
0
0
2
0
2
0
0
0
0
0
2
20
7
1
20
0
2
0
3
0
2
0
0
0
0
3
0
2
10
0
0
0
0
0
2
0
0
0
0
4
4
37
0
4
4
2
0
2
7
3
0
0
0
0
0
0
27
151
0
0
3
4
7
0
1
0
0
0
2
0
0
0
27
2
0
1
0
0
3
0
0
0
0
0
6
0
0
0
2
3
0
2
0
0
0
0
2
0
0
0
3
2
0
0
3
21
0
0
2
1
0
0
0
0
1
4
0
0
1
1
10
0
0
0
2
0
4
7
0
2
0
2
0
3
0
12
0
0
0
1
0
0
13
3
0
13
37
0
3
0
0
0
0
0
4
0
0
10
0
0
0
7
3
0
2
0
0
2
23
4
0
0
0
0
0
0
107
12
12
0
0
0
2
0
10
1
2
0
3
2
0
0
0
10
0
2
40
2
0
0
0
2
0
0
10
3
0
10
0
2
4
0
0
23
0
7
2
0
2
0
0
0
2
0
0
0
10
10
0
2
0
3
0
0
0
0
2
0
2
2
2
3
0
0
0
3
2
0
4
1
0
2
0
0
15
63
0
2
0
26
0
3
2
2
0
0
3
0
0
0
0
2
2
0
0
2
0
0
1
0
2
10
0
2
4
2
2
4
0
2
0
0
0
0
2
10
0
0
1
10
2
1
0
0
0
0
0
0
0
40
0
2
0
2
0
2
3
0
10
0
0
10
7
2
0
13
1
0
3
4
0
0
0
4
3
0
27
0
0
2
0
2
0
7
2
1
7
0
2
0
0
5
1
0
0
0
2
0
2
0
2
0
2
4
0
7
0
10
10
0
82
10
0
0
0
2320
0
0
2
2
0
0
0
1
0
0
0
1
0
0
2
0
63
2
4
0
2
2
10
10
7
0
10
0
0
0
4
1
0
2
2
0
2
0
0
0
2
0
0
4
4
0
0
1
0
205
2
63
0
0
4
2
0
4
0
1
0
0
0
0
0
0
1
1
1
3
0
0
1
0
4
0
2
0
4
0
1
2
2
10
0
0
2
1
7
2
0
10
0
1
13
0
290
0
0
3
0
3
0
4
2
2
10
1
0
0
2
0
2
0
0
12
10
4
0
2
3
2
0
2
0
13
0
0
0
4
4
1
10
3
3
0
2
0
3
0
0
63
0
0
0
4
3
0
2
0
0
2
4
12
7
0
0
3
0
2
0
3
4
0
0
0
4
0
7
0
0
0
0
3
150
2
0
1
1
10
3
34
0
0
3
0
0
2
0
0
3
0
1
0
0
0
0
0
0
0
4
0
4
2
2
54
3
7
0
2
4
2
7
1
0
0
1
0
0
0
0
7
0
0
2
37
2
0
2
20
4
0
2
0
1
0
0
10
0
0
0
0
3
0
2
0
7
63
0
0
2
0
0
2
0
1
0
0
3
1
0
0
2
12
0
3
0
4
2
0
0
3
7
0
1
2
0
2
0
2
3
2
2
1
0
10
4
0
0
0
2
0
1
2
0
0
10
4
0
20
2
2
0
3
0
1
2
4
0
0
0
4
40
0
0
13
2
10
0
2
0
0
0
0
0
0
7
0
2
2
0
0
0
0
0
165
0
0
0
2
1
63
7
40
10
0
2
2
0
0
4
0
0
0
0
0
0
0
2
7
2
0
0
0
0
0
0
0
0
0
3
5
0
2
53
0
4
3
4
0
0
0
4
0
0
10
7
0
0
10
10
2
2
2
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
5
5
2
10
2
0
2
0
2
0
0
0
4
0
15
7
10
0
0
0
0
7
2
0
0
6
7
2
2
63
0
10
0
7
0
0
3
0
2
0
0
3
0
0
10
2
1
0
0
2
0
0
0
0
0
0
10
3
0
0
4
0
10
0
0
0
0
0
0
2
0
0
0
0
0
0
10
3
0
255
2
0
13
0
2
0
34
2
3
2
0
2
0
15
0
0
10
201
0
0
4
5
10
0
0
0
1249
3
0
0
4
7
7
0
0
3
7
0
2
900
0
10
0
0
4
0
0
0
0
2
0
0
0
0
4
3
0
5
7
0
7
0
0
0
2
4
0
4
13
0
0
0
0
0
0
0
1
7
0
0
0
2
2
1
10
0
0
0
10
0
0
0
0
0
2
4
3
2
0
2
0
0
0
0
2
0
3
2
0
0
0
22
0
0
2
0
0
3
3
0
0
2
1
0
1
0
36
0
3
0
2
4
0
0
0
0
0
10
0
5
0
10
0
10
2
0
2
42
0
2
0
10
0
4
0
0
0
10
0
2
7
2
0
2
10
1
2
0
4
1
2
0
4
2
0
0
2
2
2
0
0
7
1
0
0
0
2
12
0
0
0
7
0
7
0
3
0
0
0
2
0
0
0
0
0
12
0
0
0
37
0
0
0
2
2
0
3
0
0
3
2
0
10
0
0
3749
0
3
3
12
4
32
0
0
0
2
2
0
1
0
0
2
0
63
26
0
4
371
0
0
10
0
3
0
0
7
0
10
0
0
0
0
0
2
0
4
0
2
0
7
3
3
0
2
0
2
0
0
0
1
2
0
1
0
2
0
0
5
42
0
4
10
0
1
1
2
0
0
0
0
2
2
7
12
0
0
14
0
1
0
12
7
0
0
2
2
3
0
0
10
4
0
6
3
0
20
0
2
0
0
0
0
0
10
0
10
0
0
4
3
7
0
2
2
0
0
2
0
3
0
0
0
0
0
0
3
1
10
4
0
3
10
4
2
0
0
0
10
0
2
0
4
1
0
0
4
7
0
2
12
2
0
3
0
0
0
0
2
0
2
0
1
0
0
0
0
0
0
0
0
3
7
0
63
3
2
0
0
0
1
4
7
2
8
0
0
10
4
0
7
1
4
0
0
1
20
2
0
0
0
0
2
2
2
10
42
2
0
0
0
3
0
4
0
0
0
0
0
54
2
2
10
2
0
5
0
0
1
2
0
0
0
7
0
10
0
30
12
0
10
63
2
0
2
0
0
0
0
0
3
0
2
10
12
2
0
10
0
2
4
0
2
2
0
0
0
0
0
0
2
0
2
1
0
92
1
0
3
0
7
0
10
0
0
2
0
0
0
4
0
0
4
5
0
0
0
2
10
0
0
3
0
10
7
0
0
2
0
0
0
4
0
37
2
0
0
2
0
0
0
40
37
0
0
4
0
0
12
4
0
0
0
7
53
10
0
0
0
0
2
2
10
10
0
0
0
0
0
0
10
0
3
0
7
1
0
2
10
63
3
0
2
2
0
0
0
0
10
2
0
3
0
1
1
0
3
0
4
2
0
2
1
0
0
0
0
2
2
0
3
1
10
1
3
2
0
0
10
0
78
0
10
201
4
63
3
3
4
0
4
2
0
0
4
10
2
2
4
0
0
0
0
0
0
0
10
7
0
0
7
20
3
0
10
10
0
0
10
1
0
0
12
0
0
1
2
7
2
0
0
0
2
3
0
10
255
0
2
10
12
0
7
2
0
2
10
0
2
0
1
2
10
0
0
0
4
3
2
0
0
0
105
0
0
0
2
3
0
3
0
2
13
0
0
0
2
2
0
3
7
2
0
0
4
0
2
2
0
2
0
0
0
1
3
2
0
0
0
10
0
10
10
0
0
1
0
0
1
2
0
7
0
0
4
2
2
4
0
4
0
7
0
0
2
4
2
2
2
0
2
2
7
0
0
0
12
4
0
0
0
7
2
10
0
2
2
0
0
2
13
2
0
3
0
3
0
0
4
7
0
2
3
2
2
0
0
2
2
7
0
0
0
5
0
0
2
1
0
7
0
0
0
13
0
1
4
0
0
3
0
3
10
0
4
3
0
0
10
0
2
4
0
2
0
2
2
0
0
5
10
0
0
1
0
0
4
2
0
0
0
0
0
0
10
104
2
0
1
2
10
7
0
0
10
0
2
0
0
0
2
2
0
0
0
7
0
7
0
20
0
2
0
0
1
2
10
3
12
0
0
3
0
3
0
13
0
0
2
0
1
2
4
0
0
0
0
412
0
0
12
0
2
2
0
42
1
0
4
0
0
1
0
0
0
2
0
2
0
0
1
2
3
0
2
3
2
0
4
0
0
2
7
13
3
0
0
0
0
2
2
1
2
0
0
1
7
0
10
2
0
0
0
2
0
0
0
0
4
0
4
10
10
0
0
0
16
0
1
2
1
0
1
1
0
0
2
0
0
3
0
7
25
2
0
0
2
2
3
2
0
0
4
2
0
1
0
2
0
0
0
0
0
0
0
0
7
0
0
0
3
0
1
7
0
0
0
3
0
0
1
2
2
0
4
0
4
0
0
7
0
0
0
0
10
2
0
7
0
2
2
2
3
0
2
37
1
4
10
0
0
2
0
10
2
0
2
0
12
37
0
0
0
12
2
0
10
173
0
3
0
0
2
0
0
0
0
4
3
3
2
3
54
10
0
3
0
2
4
1
0
0
0
0
0
0
0
0
37
7
0
0
4
2
3
2
2
0
0
0
0
63
0
0
0
133
10
5
2
0
2
0
0
12
2
0
4
2
0
0
2
756
0
2
0
0
4
0
0
10
0
1
0
0
0
0
0
0
143
0
0
0
0
228
0
2
1
40
0
0
1
1
0
10
0
4
1
2
0
0
2
0
0
0
0
0
0
2
2
0
7
10
0
0
2
0
0
3
0
15
3
0
0
0
3
0
424
0
0
36
0
2
0
3
10
0
7
108
0
0
0
0
2
3
2
0
2
0
2
3
0
2
0
10
0
0
0
10
0
0
0
0
1
0
0
0
0
0
0
1
2
0
0
2
0
10
2
3
4
5
2
0
4
0
4
3
3
3
40
10
0
0
2
0
7
3
13
0
7
0
7
2
0
0
0
0
5
0
0
4
1
7
0
0
0
3
0
0
10
0
0
0
74
3
0
2
0
0
0
0
0
0
0
0
3
2
3
0
3
0
0
0
0
0
4
7
0
1
0
0
10
0
0
0
2
0
2
133
0
0
0
7
0
7
0
0
0
0
4
0
3
0
1
4
2
0
5
1
10
0
4
0
0
10
0
0
0
2
7
2
2
4
0
2
0
0
0
7
0
7
0
0
0
0
0
0
10
12
2
0
0
1
0
0
3
3
0
0
1
0
0
0
0
2
3
0
2
0
2
0
0
0
0
0
0
1
0
0
2
10
0
0
0
2
2
34
2
0
0
57
0
4
5
3
0
0
0
2
3
0
0
0
3
2
0
0
0
2
0
0
0
7
0
0
3
2
10
40
4
0
0
4
0
0
0
0
6
0
2
2
0
20
2
2
2
7
2
0
0
4
0
3
0
0
0
0
0
2
0
10
10
3
10
4
20
0
0
2
4
0
0
2
0
0
3
0
0
10
0
0
0
3
2
0
0
2
10
0
1
3
2
0
0
2
0
7
1
0
5
10
3
2
0
12
0
0
817
3
0
0
5
2
4
0
0
10
7
0
10
5
2
0
2
4
2
0
0
3
0
0
7
2
2
2
4
12
0
0
0
0
0
37
0
1
3
7
20
0
1
2
3
10
0
0
0
51
0
0
0
0
2
7
0
0
2
4
0
7
2
14
0
5
2
0
7
0
0
2
3
0
0
0
4
0
31
0
3
0
2
4
7
0
0
7
0
2
2
0
122
0
0
0
0
3
10
10
2
0
0
12
5
3
0
34
0
2
2
10
4
2
2
0
7
0
2
0
8
0
20
2
0
10
2
12
0
0
0
0
0
0
2
0
0
0
7
0
0
0
0
0
3
0
2
0
4
0
12
0
0
0
0
2
0
0
0
0
2
12
0
2
0
63
2
7
0
4
0
2
2
0
0
0
0
0
2
4
2
2
0
0
10
7
2
0
10
63
0
0
0
1
0
0
2
0
4
0
0
4
0
0
0
0
1
26
4
7
0
2
0
0
0
0
2
149
0
0
0
1
0
1
4
4
74
0
2
0
0
0
0
0
10
2
4
0
0
0
12
0
3
0
0
0
3
4
2
3
2
0
0
0
0
4
3
2
0
2
0
2
0
0
3
0
4
2
0
10
0
0
4
2
0
10
0
2
3
1
10
12
0
0
1
0
0
0
0
0
2
0
0
10
1
2
3
40
0
0
5
2
23
2
2
2
0
0
0
0
4
7
4
1
0
2
2
0
2
10
0
0
0
13
2
2
0
2
0
0
10
0
2
0
0
0
0
0
1
0
0
2
0
2
20
37
4
3
0
2
0
0
1
2
3
20
0
0
2
0
3
0
0
9
0
0
0
0
0
0
0
0
2
415
0
5
0
0
0
0
2
0
0
6
0
0
0
0
0
0
0
0
0
0
2
0
0
0
4
7
0
0
0
0
0
0
1
3
3
0
2
0
0
10
7
3
0
2
0
0
0
63
3
3
3
2
0
0
10
0
2
10
0
2
2
0
0
10
0
2
0
2
0
1
2
0
0
2
0
4
0
1
2
0
2
4
40
0
3
2
66
40
355
0
4
0
3
20
5
7
14
0
2
21
7
0
4
1
0
0
7
0
0
0
151
1
0
0
0
0
3
12
4
0
0
2
0
2
0
2
0
0
3
2
74
0
0
0
0
13
2
12
4
0
1
0
0
3
2
0
10
0
0
2
0
0
0
0
2
0
2
4
2
0
0
2
20
0
2
0
10
0
4
4
3
3
0
0
0
2
0
0
7
2
0
63
3
3
0
0
0
0
3
2
0
2
0
0
4
2
2
42
0
0
7
1
4
0
0
2
2
0
0
0
3
2
0
0
0
0
2
2
3
3
0
58
4
0
0
0
0
0
0
0
0
2
0
0
0
0
5
2
0
0
0
0
0
7
12
7
1
2
2
5
0
0
4
0
2
0
2
1
0
2
0
3
3
2
2
2
4
2
2
10
0
10
0
2
3
0
1
1
10
13
0
0
0
0
3
1
2
3
0
0
2
0
0
3
0
2
1
0
0
0
2
2
4
0
0
2
2
1
1
0
0
0
1
4
0
20
4
0
0
2
0
5
7
4
1
0
0
0
0
0
0
0
2
13
0
0
2
2
0
0
4
0
20
0
0
0
0
0
0
0
2
40
2
0
5
0
0
0
14
0
0
0
0
2
0
3
2
2
2
3
13
7
4
4
0
10
0
0
0
10
0
1
7
0
4
2
0
0
7
2
0
1
0
0
0
0
2
0
652
0
2
0
0
0
4
18
2
0
0
0
2
0
0
20
0
0
12
4
4
0
51
10
2
0
10
0
0
0
10
2
0
0
152
95
0
0
63
0
0
0
0
0
1
4
7
1
4
0
4
0
0
3
2
5
3
0
0
0
0
10
0
0
4
0
0
3
0
0
82
0
0
0
0
3
0
237
4
2
2
0
0
0
2
0
0
2
0
10
2
4
12
0
0
0
7
0
2
4
0
0
10
0
0
2
0
2
0
7
0
0
0
100
0
40
0
1
4
35
2
0
0
0
0
0
0
2
0
0
0
2
4
0
0
1
4
0
0
2
10
2
2
0
0
20
37
26
2
0
0
3
0
0
2
0
0
2
0
0
2
0
0
0
2
1
1
10
2
0
0
2
0
0
0
4
3
0
0
0
2
0
0
7
4
0
2
0
0
53
4
3
37
0
0
1
0
2
0
1
20
0
0
4
10
0
5
0
4
20
0
10
0
63
0
0
0
0
0
0
0
2
2
2
0
0
1
0
0
2
0
4
0
0
12
0
4
5
10
0
0
0
2
63
0
1
0
0
0
1
0
0
0
4
0
0
0
12
10
0
0
0
10
0
0
1
0
0
10
0
0
1
63
3
0
0
13
2
0
3
2
4
0
2
0
0
0
0
53
3
0
2
0
2
3
0
4
40
0
0
2
1
2
4
0
0
0
23
0
2
0
0
0
0
1
1
2
2
0
0
6
3
0
3
2
0
0
0
0
14
3
2
7
0
7
2
317
0
0
3
0
0
0
0
36
0
0
0
2
12
0
2
0
7
12
40
3
0
0
0
0
0
3
0
0
0
1
2
1
0
2
0
0
4
1
0
0
26
0
2
0
13
2
10
10
2
10
20
0
0
2
10
0
2
0
2
2
3
0
0
61
2
0
0
3
0
13
2
2
2
0
0
0
0
0
10
0
1
0
0
2
0
0
2
0
7
0
3
0
0
0
13
0
1
0
4
3
0
0
10
63
0
2
1
0
0
3
2
0
0
1
4
0
2
3
1
0
0
0
4
0
1
3
0
10
2
0
2
0
0
2
0
371
0
2
0
0
0
0
0
7
152
13
0
0
10
2
2
0
4
0
0
3
0
4
2
0
1
0
40
2
0
0
0
0
2
0
2
0
2
0
0
0
1
0
3
45
4
0
0
2
2
3
0
0
5
1
0
0
102
1
7
14
10
0
0
0
27
3
0
1
0
4
0
0
7
0
4
4
0
0
2
2
4
1
0
0
2
0
3
0
0
4
4
12
0
0
4
1
0
1
2
3
0
10
10
0
0
0
0
2
2
2
0
14
3
0
10
3
0
0
0
54
18
0
0
2
0
0
63
10
0
0
0
0
0
0
2
7
0
0
0
0
0
2
0
0
3
0
0
4
1
2
0
0
1
3
0
0
0
0
0
4
7
0
0
0
0
0
0
4
0
0
10
0
3
10
0
0
3
0
0
2
3982
10
0
0
2
0
0
0
0
0
0
0
0
0
0
2
2
0
0
0
3
0
0
0
1
7
7
12
0
0
32
0
7
1
0
0
0
0
0
3
0
0
0
10
0
3
0
2
2
0
0
7
2
4
2
3
2
0
0
3
0
10
0
0
0
0
0
4
0
4
0
3
0
4
1
0
0
1
0
0
4
0
3
0
0
2
4
0
0
13
10
25
1
0
2
0
0
0
0
52
13
0
0
0
0
4
0
0
7
2
0
4
3
3
10
0
3
2
0
0
34
10
2
0
2
2
12
0
0
0
0
0
1
0
0
0
2
1
10
2
4
0
1
2
2
0
4
2
0
3
0
20
2
4
4
3
2
0
4
7
0
3
2
0
0
4
0
0
10
0
0
4
2
0
2
1
4
10
5
0
3
3
1
0
0
0
0
0
0
0
7
2
3
2
2
4
0
3
3
2
0
40
0
13
1
42
0
40
5
2
0
690
3
0
0
1
1
3
2
2
2
1
0
0
0
4
4
4
0
0
0
0
3
0
2
0
13
2
0
2
0
6
2
7
0
0
2
4
0
0
0
0
0
0
3
1
0
0
0
3
0
0
0
2
12
0
0
2
7
40
2
2
0
2
0
0
0
0
0
0
2
0
0
2
0
1
2
2
2
0
0
0
0
0
40
2
10
0
3
7
3
13
2
1
0
0
0
40
0
4
0
0
0
4
2
34
2
2
0
0
0
0
2
0
3
0
7
12
3
2
1
0
0
0
0
0
0
0
0
0
0
0
0
2
0
3
3
3
2
0
0
0
0
2
0
3
0
3
4
10
0
63
2
0
0
0
4
2
7
2
3
4
0
0
0
10
7
4
0
0
0
0
0
4
4
1
0
0
0
1
0
4
2
12
10
2
0
0
105
7
0
3
0
0
2
0
0
4
0
0
0
2
1
1
0
2
3
2
4
0
7
0
0
2
4
0
0
0
0
0
14
0
0
0
0
14
1
0
0
0
2
7
3
5
1
0
0
0
0
0
0
0
2
86
0
0
0
0
0
2
0
1
18
0
0
7
0
4
0
0
0
0
3
0
0
3
0
0
0
2
0
0
0
0
10
2
0
0
0
0
0
0
2
0
7
0
2
0
20
0
0
0
0
2
1
0
0
3
10
0
0
0
0
3
3
0
7
3
0
0
0
0
0
2
4
7
0
1
12
0
0
0
74
0
0
2
0
0
0
0
0
0
2
0
0
0
1
37
1
4
4
0
2
0
2
0
2
2
0
0
0
0
4
2
0
37
0
0
0
2
0
6
3
2
1
0
40
4
0
0
0
0
0
2
0
0
4
0
2
0
2
2
4
0
3
0
0
0
0
0
4
2
5
0
10
0
0
2
0
7
20
0
0
21
0
0
0
0
40
0
2
0
0
0
2
0
0
0
2
0
0
0
3
0
0
0
0
158
0
0
0
0
4
2
3
0
0
0
0
2
10
4
0
0
2
0
0
0
27
10
5
0
0
0
2
0
0
0
0
0
0
2
2
0
4
4
3
0
2
0
0
0
0
0
1
0
1
2
3
4
4
0
1
0
0
2
0
10
0
0
10
74
3
2
2
10
2
4
65
0
2
0
0
0
3
0
7
3
0
0
10
0
0
2
0
0
0
0
0
0
0
7
0
0
1
0
13
0
0
0
0
0
0
4
0
0
2
0
2
104
0
0
0
0
0
0
0
3
2
2
0
10
0
2
0
0
0
10
0
0
0
3
0
0
0
2
0
7
0
3
0
3
0
0
0
0
0
2
0
2
2
0
3
32
4
0
0
0
4
2
108
0
0
10
0
7
0
0
0
0
0
37
2
80
5
0
0
0
0
10
2
0
0
104
1
0
63
0
2
2
0
3
0
0
2
2
0
0
0
4
1
0
0
4
0
10
0
2
1
0
10
0
3
2
0
0
4
2
0
0
0
0
2
4
0
0
4
0
4
0
1
0
7
0
0
0
3
2
2
13
0
10
4
0
0
2
0
2
0
0
0
0
0
0
0
0
1
0
10
0
0
0
7
0
0
0
0
0
1
0
0
63
0
4
0
0
0
11
3
4
2
7
0
0
4
0
0
7
2
78
0
20
0
2
2
4
2
12
0
352
227
2
2
0
2
0
0
0
0
10
0
0
0
1
5
2
0
0
0
2
0
12
2
0
0
0
0
0
2
3
2
0
0
4
2
0
2
2
37
4
5
0
0
0
0
0
2
2
0
0
2
0
2
2
0
3
2
4
0
7
0
131
0
0
0
3
2
10
0
0
0
3
4
0
166
2
1
4
0
2
0
0
0
2
4
1
2
0
0
0
5
2
2
5
0
0
0
4
3
0
7
4
2
12
0
10
0
0
4
3
0
0
10
3
0
0
0
2
0
2
0
2
0
0
0
0
0
0
0
0
2
4
2
0
2
10
0
7
0
0
0
0
4
0
0
99
0
0
0
0
2
0
3
1
0
4
2
0
0
2
0
3
0
101
0
0
7
0
3
0
1
0
0
0
2
0
0
0
2
2
1
0
2
0
10
2
0
2
0
4
3
0
0
14
3
2
0
3
7
4
7
0
2
0
4
2
0
0
0
0
0
0
10
2
0
0
2
0
3
0
0
0
0
3
0
0
7
63
0
0
0
2
3
0
0
0
0
0
2
7
3
7
0
10
1
0
0
1
4
0
0
0
12
0
0
0
3
0
0
4
2
2
0
0
2
13
0
0
0
10
0
2
0
1
2
124
1
2
0
2
0
3
0
0
0
10
0
0
0
0
10
0
10
3
2
3
2
0
0
3
0
0
0
0
0
7
0
2
0
0
2
0
2
0
3
0
0
10
7
0
0
0
0
7
13
2
14
81
0
0
0
10
10
10
3
0
1
2
0
0
0
66
0
0
7
2
13
2
4
0
2
0
0
1
0
0
0
4
0
0
20
4
4
0
0
0
0
141
0
2
0
2
0
0
3
7
4
2
0
80
0
4
2
3
1
0
0
0
0
3
2
2
0
0
4
2
4
4
2
0
0
7
0
2
2
0
0
0
0
2
0
0
2
4
7
0
4
3
0
1
0
2
0
3
2
3
0
0
0
4
0
24
46
0
0
10
2
0
0
1
0
0
4
0
0
18
0
0
0
4
3
0
0
3
0
4
2
10
10
0
0
0
3
0
0
4
0
0
0
0
10
3
0
2
0
2
0
7
0
0
0
2
0
7
0
0
0
2
3
0
10
0
0
3
4
3
10
0
0
0
10
42
0
0
0
2
2
10
0
0
2
1
10
0
0
0
0
4
0
3
3
4
2
0
2
0
0
7
0
2
0
3
0
0
0
0
0
0
3
0
2
1
0
2
0
0
0
10
0
0
0
0
1
0
1
7
2
0
1
0
0
14
2
0
3
0
0
2
2
10
2
3
0
0
4
0
0
0
0
0
0
0
24
1
0
0
0
0
0
10
0
20
0
0
0
4
0
0
0
3
0
2
0
3
2
0
2
3
10
7
10
2
0
0
0
0
3
63
0
0
0
0
10
4
1
0
0
104
2
0
0
7
2
0
0
0
7
0
0
149
10
2
4
2
2
0
0
0
0
0
7
0
0
7
0
0
108
1
0
0
2
2
2
2
0
0
2
0
7
0
0
0
2
2
7
7
4
2
1
3
40
0
2
0
10
0
0
0
7
0
0
0
0
1
2
2
1
0
2
0
0
0
63
0
1
0
7
2
2
0
0
0
0
2
2
0
3
4
0
152
0
1
0
1
0
0
0
2
0
7
0
0
2
2
0
63
0
0
0
0
4
0
10
2
4
0
10
7
0
0
0
2
0
0
0
0
7
3
0
0
0
0
4
4
0
0
2
0
0
0
2
0
40
0
0
0
0
4
72
10
2
0
0
10
0
2
0
0
0
37
0
0
0
0
2
1
2
2
0
4
4
4
2
0
0
0
0
0
1
0
0
0
0
3
0
0
0
0
2
0
0
12
4
2
2
2
0
2
3
0
0
0
151
0
1
0
10
0
63
2
0
3
5
2
2
0
0
3
0
3
2
2
0
0
10
2
0
2
1
0
2
2
2
2
1
4
2
0
1
3
0
0
2
0
0
0
0
3
0
2
0
2
5
0
2
0
10
0
0
0
2
0
20
10
0
2
0
10
0
0
0
0
0
0
2
0
10
4
0
49
0
2
0
0
0
0
10
0
0
4
4
0
99
0
0
0
1
0
4
0
0
0
3
0
0
0
0
0
0
7
10
7
0
0
7
0
0
0
2
10
4
7
10
7
2
1
0
2
0
4
0
0
0
3
0
3
0
10
0
2
0
37
1
2
3
124
10
4
0
0
0
0
0
2
2
0
0
0
2
1
0
2
4
0
1
2
7
2
0
2
1
0
4
0
0
0
0
57
3
0
0
4
3
10
0
2
10
66
4
2
20
10
0
0
0
2
2
2
4
0
0
0
7
0
0
0
0
0
7
0
0
2
2
3
0
0
0
0
2
5
10
1
12
2
7
10
2
12
0
6
0
0
3
4
10
7
0
0
0
0
0
0
0
1
0
0
4
3
2
79
0
7
0
0
0
0
42
0
0
0
7
0
0
0
0
0
2
0
0
0
4
125
3
0
12
0
0
10
2
2
7
0
2
0
3
0
0
0
0
10
7
0
7
0
0
2
10
0
0
2
0
0
146
1
2
0
2
12
2
1
4
0
3
0
3
20
0
1
0
6
7
2
2
7
0
0
0
2
0
63
0
4
1
0
0
0
12
2
1
0
0
0
4
0
0
0
20
10
10
2
0
0
92
0
2
0
0
0
3
2
4
10
0
1
0
0
0
0
7
40
0
4
2
0
0
2
2
0
0
4
0
7
2
0
3
10
0
0
0
0
37
3
0
0
2
0
0
4
0
0
0
0
20
0
2
2
0
2
2
2
3
0
0
0
0
0
0
0
0
2
2
7
51
2
0
10
4
0
2
12
1
7
0
10
0
2
1
0
3
0
0
0
0
1
0
10
0
0
2
34
0
15
2
3
0
0
5
3
0
0
0
3
0
0
4
0
0
0
3
4
0
7
5
29
0
10
0
0
3
0
3
7
0
10
2
0
63
0
0
3
0
63
0
2
0
3
0
352
2
0
2
141
0
2
7
0
0
0
0
10
0
0
2
10
10
0
1
0
2
0
0
0
0
0
0
0
0
0
1
2
10
3
0
0
4
2
0
10
0
0
0
1
3
0
0
0
0
0
11
0
2
0
0
2
0
72
2
3
4
2
0
7
2
0
7
1
0
0
5
0
0
2
0
34
2
2
0
2
4
0
2
4
0
0
1
0
3
0
0
4
7
0
2
0
0
1
37
0
2
12
1
0
0
2
0
0
0
3
0
2
0
0
0
2
0
0
0
0
0
10
0
0
0
0
66
2
0
0
4
0
2
2
1
0
0
0
3
0
0
0
3
0
2
4
0
2
27
0
0
10
0
28
0
0
7
0
0
0
3
0
2
2
10
2
0
0
0
0
2
2
0
2
0
0
0
0
1
0
0
0
63
4
0
0
10
0
10
0
0
0
0
2
0
0
0
40
4
0
0
0
10
13
0
0
0
4
4
3
0
5
1
0
0
4
0
3
0
2
1
0
2
2
0
7
4
20
0
3
7
0
0
2
2
0
0
2
0
10
10
0
0
0
80
1
0
0
0
0
0
0
3
3
4
3
0
10
2
4
2
1
0
0
10
0
0
10
2
0
1
2
0
4
2
0
0
2
3
0
2
0
0
0
10
0
2
0
2
0
0
2
0
0
3
0
0
2
2
0
0
3
2
5
0
2
7
0
0
0
0
13
4
4
0
0
0
0
1
2
0
5
0
4
0
4
0
0
2
1
0
10
0
1416
10
0
4
4
0
2
7
0
0
0
0
7
10
0
0
4
0
1
0
10
0
2
3
3
1
1
0
0
0
0
0
3
0
0
8
0
1
1
0
3
0
10
0
42
2
0
0
0
0
0
10
36
3
3
3
0
0
63
2
3
0
0
20
0
5
0
1
0
4
5
0
10
7
2
0
2
7
0
2
0
0
10
0
0
0
2
0
0
2
0
0
2
2
2
3
0
0
0
0
12
0
0
0
0
2
2
10
2
12
10
0
7
0
10
10
7
0
0
0
13
0
0
0
63
0
0
63
2
0
0
0
0
0
0
3
2
0
1
2
0
18
0
13
3
1
2
20
3
0
2
40
2
0
10
2
0
0
0
1
2
6
0
5
0
3
0
3
10
0
2
0
0
0
0
84
34
0
2
0
3
20
0
12
0
1
3
1
0
0
2
10
0
0
42
3
0
4
0
3
0
15
10
0
10
2
0
0
3
1
0
0
0
2
0
4
4
0
2
0
0
2
0
0
3
2
3
1
2
0
3
4
0
0
0
1
10
39
0
0
0
2
0
0
0
2
2
13
1
0
1
2
2
0
0
3
0
0
0
20
10
4
0
5
4
0
3
7
2
5
0
2
2
10
235
0
0
2
0
2
0
3
0
0
0
2
1
1
0
2
0
63
0
0
4
0
1
10
0
0
0
12
0
5
0
0
0
0
1
0
1
7
0
3
0
0
2
0
2
2
7
2
0
0
1
2
0
4
2
2
3
0
0
2
0
4
0
8
0
4
0
4
0
0
1
0
2
0
2
0
2
2
0
0
0
2
7
2
0
2
10
2
0
0
0
1
0
20
3
0
0
0
4
0
0
0
0
15
7
3
0
1
0
0
0
0
0
0
0
2
2
10
2
10
0
4
0
0
2
0
1
3
0
0
4
7
0
0
0
0
0
0
0
0
1
0
0
7
0
4
2
0
1
0
3
0
2
0
0
2
2
0
0
4
2
0
2
0
0
10
0
2
3
13
0
1
2
0
23
2
20
1
0
0
0
1
1
4
7
1
0
4
1
0
0
7
0
10
54
0
2
0
0
2
0
0
3
2
0
2
0
2
3
7
13
0
1
10
0
0
1
0
2
1
0
0
0
4
2
10
2
0
0
0
2
3
0
1
0
0
0
20
20
3
0
66
0
0
0
0
0
4
7
0
2
0
12
10
7
2
0
0
2
2
0
0
81
1
0
5
10
13
10
0
0
0
2
0
0
0
0
0
3
0
63
265
2
2
2
2
0
0
3
0
0
13
0
0
4
0
7
0
7
3
0
3
0
0
143
4
10
2
0
0
2
3
0
0
10
7
3
10
10
2
2
2
0
2
0
0
0
4
4
2
4
0
0
2
7
0
3
10
2
1
0
4
4
0
0
10
4
0
2
2
141
0
1562
2
0
7
4
0
0
4
3
10
4
0
3
2
0
3
0
4
4
1
4
4
0
10
0
0
20
0
0
2
0
10
4
10
0
2
37
0
0
1
0
0
0
0
3
2
2
2
4
1
7
0
0
4
10
2
2
0
2
3
2
0
0
0
0
0
4
4
0
0
0
0
0
4
0
2
0
10
0
4
10
0
0
0
2
0
0
2
0
4
7
0
0
0
0
0
0
6
0
0
0
53
0
0
0
1
6
2
0
7
5
12
0
0
0
0
0
1
10
0
3
2
4
1
0
0
2
2
0
2
10
2
0
0
0
0
2
10
0
0
0
0
2
2
10
0
4
0
4
10
0
0
0
0
2
0
146
0
0
0
0
0
0
0
10
0
0
1
15
0
0
0
2
0
0
5
10
12
0
0
2
0
13
0
2
2
0
10
0
0
4
2
3
0
10
2
0
0
2
0
0
7
0
0
2
2
0
0
0
2
0
0
0
0
4
13
0
0
10
0
0
7
4
0
2
20
0
0
0
7
3
0
0
5554
2
4
0
2
0
2
2
0
0
0
0
0
2
0
0
2
0
0
0
1
0
0
10
0
1
72
3
0
10
0
0
34
0
0
0
0
4
0
2
10
1
13
0
0
0
0
1
0
0
0
4
0
0
0
10
0
0
0
2
2
0
1
0
0
10
3
0
265
3
0
0
0
0
13
0
0
0
0
0
2
0
4
7
0
1
12
2
2
0
0
0
7
0
9
95
0
0
4
0
0
2
1
0
0
0
0
0
0
7
0
3
0
0
0
4
0
0
0
0
0
0
2
0
0
10
4
0
0
0
2
1
0
2
2
7
0
2
7
0
0
63
0
3
24
0
0
4
2
0
0
0
0
2
0
0
0
0
2
2
10
0
0
0
10
0
0
2
2
1530
0
1
0
0
4
0
13
0
10
3
0
4
4
1
0
0
1
2
0
2
0
0
3
4
2
3
4
0
0
2
0
0
0
10
0
0
13
0
0
0
0
2
7
0
0
3
2
0
10
4
0
0
0
1
2
2
0
3
0
0
1359
0
8
0
2
0
0
255
0
0
0
1
0
0
2
0
0
0
0
4
3
0
0
0
5
0
0
10
0
2
0
0
1
0
10
3
0
2
2
2
2
2
0
2
0
0
0
0
13
2
40
0
2
1
0
0
2
63
0
7
0
7
1
102
0
10
0
0
2
2
0
0
54
2
0
0
0
0
5
2
15
10
37
3
0
0
1
12
2
0
0
92
99
0
0
0
7
1
2
1
10
3
10
1
0
0
0
0
1
10
0
0
3
0
0
0
122
0
0
2
5
0
0
0
2
2
0
10
63
10
2
0
4
0
0
0
2
0
0
5
0
0
2
10
0
0
0
0
0
0
1
0
0
1
2
2
0
4
0
0
0
0
0
4
2
0
0
0
3
10
0
4
0
0
2
1
10
0
2
0
0
2
0
4
0
12
0
125
1
0
0
0
0
2
2
3
2
0
2
3
2
0
3
0
0
3
2
0
13
0
10
3
0
0
10
0
0
0
4
2
4
3
0
4
0
0
0
0
0
37
10
0
1
0
2
10
0
4
0
2
10
9
37
0
0
0
4
0
0
0
10
2
7
0
0
3
0
2
0
4
5
7
2
1
0
4
6
0
2
3
0
0
0
0
0
1
2
0
4
2
0
3
0
0
0
0
0
2
0
1
0
2
2
2
0
2
2
1
0
0
0
3
2
0
7
0
0
10
0
7
7
63
10
2
7
0
0
2
0
2
3
0
0
124
1
7
42
0
2
2
0
10
0
0
10
0
2
0
1
2
2
0
1
2
2
2
7
0
2
7
0
12
0
7
0
18
0
7
0
4
7
3
181
2
42
63
0
0
0
3
0
0
10
1
0
0
0
2
0
0
0
0
3
0
0
20
0
0
0
1
0
0
0
2
7
0
0
0
0
0
0
1
0
0
0
7
0
3
2
0
3
1
0
10
0
0
10
0
0
3
0
0
3
0
0
0
4
0
0
4
0
0
0
2
0
1
3
0
0
4
3
0
2
0
3
0
0
2
4
3
0
2
0
2
0
0
0
10
4
2
0
2
0
1
0
0
2
4
0
5
7
0
0
3
63
1
0
0
0
0
0
0
6
2
0
0
0
0
0
7
0
1
0
0
1
0
0
2
20
2
4
0
2
4
0
0
10
2
4
21
0
4
2
0
0
2
0
37
12
0
5
7
0
0
0
13
2
10
3
0
4
0
0
54
0
10
0
0
10
0
1
0
0
0
3
0
20
0
0
430
0
54
20
0
0
0
3
20
2
3
10
0
0
2
5
1
0
3
7
0
0
2
0
0
0
0
1
4
0
0
0
3
1
0
2
10
0
0
0
0
1
4
0
7
0
7
0
2
0
0
0
4
7
0
0
0
0
0
0
0
2
42
269
2
2
0
2
0
4
4
2
0
0
0
0
4
0
4
3
0
0
0
0
2
7
0
57
1
0
2
7
10
0
4
0
14
3
1
0
6
0
0
2
3
2
0
0
6
0
0
0
2
0
10
0
0
1
40
0
2
0
3
0
0
10
2
0
0
0
4
0
0
1
0
0
0
0
10
4
12
0
2
2
0
0
0
0
0
0
1
37
0
2
7
0
4
1
7
0
0
4
10
7
2
10
2
0
0
2
2
5
0
2
2
0
0
0
3
3
0
0
0
1
0
10
103
3
10
0
7
0
2
3
0
4
3
1
4
0
1
0
2
63
7
4
3
0
10
0
0
3
0
0
0
6
2
2
4
2
2
0
0
6
3
4
0
2
102
0
0
10
0
7
7
1
0
0
3
0
2
0
0
2
0
5
2
0
2
0
2
143
3
4
0
3
0
7
4
10
0
0
2
0
7
0
3
0
0
3
0
0
0
2
0
1
1
0
2
0
2
2
268
7
0
4
0
0
5
13
0
40
269
0
1
0
0
7
10
0
3
0
0
0
10
70
0
0
0
0
0
0
0
0
3
0
0
0
0
0
10
0
0
0
4
4
0
0
4
2
0
0
0
0
4
0
0
10
0
0
0
2
0
3
2
1
2
0
40
2
0
7
0
0
4
24
0
2
0
3
2
0
10
3
4
0
3
2
2
0
20
2
7
7
0
0
6
7
0
0
0
3
0
0
0
0
2
3
0
0
0
2
40
0
0
0
7
0
4
0
0
2
3
0
10
0
0
3
7
1
0
2
7
10
0
4
0
2
2
1
0
0
0
0
0
0
0
10
0
2
4
2
0
0
10
2
40
0
7
2
2
4
0
10
2
2
0
7
0
0
3
0
0
2
2
8
0
0
7
0
0
2
10
2
2
2
2
0
0
63
0
13
3
0
0
1
0
2
0
2
2
0
0
4
0
40
0
2
0
0
0
4
0
0
0
0
0
4
0
0
0
0
10
2
0
2
10
2
2
3
0
0
0
0
63
3
0
2
1
14
0
3
20
13
4
2
1
0
10
4
0
0
0
0
0
0
0
2
0
10
0
1
0
10
0
0
0
3
7
0
0
2
181
0
1
0
3
0
26
0
0
2
0
0
2
0
0
7
0
1
0
10
0
0
0
1
2
0
10
4
0
2
152
7
0
2
0
0
0
10
0
3
12
3
0
0
0
0
2
63
0
0
12
0
2
10
0
15
0
7
0
7
2
2
10
0
0
0
3
0
2
0
2
0
2
1
0
0
2
4
0
53
3
0
1
13
0
2
7
0
4
0
7
0
0
2
0
0
0
0
1
0
2
0
3
63
1
0
0
20
3
10
1
0
0
10
0
2
98
4
5
5
0
4
1
0
0
2
2
0
10
0
0
0
4
2
7
10
2
0
0
7
0
0
0
0
0
0
0
0
0
0
0
0
0
3
1
7
0
4
0
3
0
4
0
0
6
1
0
7
3
1
0
0
0
4
0
20
0
7
0
37
0
2
0
0
1
0
123
0
4
2
0
0
7
4
7
0
10
40
0
0
42
2
0
40
0
2
7
3
0
2
0
4
2
20
0
2
0
0
3
1
2
3
13
0
1
0
0
0
0
2
0
2
2
0
0
3
0
0
0
1
0
0
0
2
0
0
0
10
0
1
0
0
5
0
4
0
0
0
2
0
2
3
0
2
10
2
10
0
2
1
0
4
0
4
12
0
0
0
0
0
0
0
3
0
0
4
10
2
10
0
2
2
0
0
3
0
10
2
1
0
0
0
2
0
2
10
0
0
113
4
0
0
0
0
10
2
0
0
0
40
2
2
4
10
0
0
225
10
0
0
0
1
3
2
0
3
0
0
0
0
0
4
3
0
4
2
0
3
0
0
0
0
0
0
0
0
0
4
0
0
2
0
0
10
7
0
0
4
0
2
4
4
0
2
0
0
4
3
2
0
0
42
13
0
0
1
0
12
3
0
10
0
102
0
0
0
0
4
10
4
10
2
2
0
0
5
0
2
20
3
0
3
4
3
2
2
63
0
2
0
1
4
0
11
2
1
3
0
7
2
3
4
0
3
0
0
12
3
4
10
10
0
0
1
0
0
0
7
1
0
0
63
0
0
0
0
63
2
0
2
0
0
0
1
1
2
0
3
0
0
0
0
2
0
2
0
3
0
7
7
0
42
1
4
2
0
10
4
0
0
1
4
0
0
0
0
7
0
0
4
2
0
0
12
2
0
0
0
105
0
2
4
0
1
2
2
10
0
1
3
0
0
10
2
7
15
3
0
10
0
2
0
2
0
4
0
1
2
5
0
7
0
0
0
2
0
2
0
0
20
2
0
13
2
0
2
0
0
10
0
7
0
3
0
0
10
0
0
0
2
4
7
0
3
0
0
2
2
0
0
0
0
0
65
2
0
2
1
0
2
2
0
10
0
2
3
2
0
0
0
0
0
0
2
0
2
2
0
0
0
7
1
0
2
2
0
10
0
0
0
2
7
0
10
0
27
0
2
2
0
0
1
2
2
2
2
3
2
0
20
2
1
0
4
2
4
4
63
10
0
0
10
0
1
0
2
2
1
0
0
2
0
0
0
13
2
2
2
0
2
0
0
1
0
2
3
0
7
13
0
66
0
0
0
3
0
2
3
0
2
1
0
0
0
4
0
0
0
0
0
0
0
2
0
0
0
10
0
0
0
0
0
0
0
1
0
0
0
27
0
2
0
3
3
1
10
0
0
0
1
0
1
2
10
3
1
2
0
3
0
0
0
0
0
1
10
0
4
4
0
0
0
37
10
7
0
4
2
2
0
63
0
3
0
2
0
0
1
2
5
0
10
0
1
0
4
0
0
2
1
2
0
0
2
13
430
2
14
104
4
0
0
0
3
0
0
13
0
2
0
0
0
0
0
0
0
0
0
3
2
2
2
2
2
4
4
0
2
2
0
7
0
10
0
0
1
2
4
0
0
158
0
2
2
354
0
63
3
92
9
0
0
1
0
4
0
2
2
0
0
0
10
4
0
2
0
3
7
0
0
0
0
0
0
7
42
12
12
2
2
0
2
0
0
0
2
7
0
0
2
4
0
2
0
0
5
3
3
2
0
0
0
4
3
0
0
0
10
1
0
0
0
0
7
1
2
2
0
0
0
10
63
0
1
3
4
5
63
0
0
0
7
12
1
4
2
2
0
0
0
0
2
2
0
0
7
7
1
2
0
0
1
0
0
0
0
0
34
0
3
2
4
12
0
0
3
0
2
0
2
0
0
10
0
0
0
2
0
2
0
10
0
0
0
0
0
0
5
0
7
0
0
0
5
2
7
0
0
5
0
0
102
0
12
2
0
10
0
0
0
0
3
0
0
2
0
0
2
0
7
0
3
7
0
4
2
5
2
10
0
3
2
0
0
26
0
2
2
5
7
0
0
2
0
2
3
2
0
4
2
2
0
0
0
10
1119
0
0
0
0
2
0
0
10
2
3
0
0
10
52
0
0
2
0
0
4
0
1
0
0
0
1
7
0
10
2
10
66
0
2
3
7
0
2
0
0
2
2
1
0
7
0
2
2
3
3
0
4
10
0
2
7
10
4
3
0
4
13
1
0
1
3
0
2
0
2
0
0
4
4
0
0
7
0
4
0
0
0
0
2
0
0
2
3
10
0
4
3
10
0
10
1
2
2
2
3
0
2
0
7
0
3
7
2
0
0
1
0
4
0
4
0
0
0
0
0
0
2
3
2
0
0
0
2
0
1
0
2
0
2
0
10
0
0
0
2
0
2
0
7
0
0
3
2
0
0
7
0
10
0
0
0
3
0
2
2
2
0
0
10
1
3
4
0
12
4
0
4
0
0
2
0
0
0
10
37
3
0
1
23
13
54
0
0
0
7
0
0
20
3
0
5
0
0
0
0
0
0
3
0
0
7
0
0
2
0
2
1
2
0
0
0
0
0
3
2
2
0
4
3
0
2
1
0
0
4
0
2
0
0
4
0
0
10
0
0
7
2
0
0
0
0
0
0
10
0
5
1
7
3
1
0
0
2
0
7
1
0
0
0
135
0
10
0
3
0
5
0
134
0
0
0
12
0
1
0
1
0
0
2
0
7
63
1
4
2
0
226
0
0
0
52
0
4
0
13
0
0
0
4
3
0
2
7
0
5
6
0
0
12
0
0
7
0
0
10
225
0
0
4
4
0
0
0
0
3
98
2
10
0
10
0
10
0
0
2
0
2
0
2
1
0
3
0
74
0
26
4
10
0
0
2
0
0
2
0
0
4
4
10
3
0
0
0
2
0
0
4
1
0
2
2
0
2
2
4
7
2
0
0
0
0
0
0
0
4
10
0
3
0
503
2
1
2
4
4
0
0
0
2
0
2
2
2
0
0
0
7
10
0
0
0
13
0
0
0
2
0
0
0
0
0
12
4
2
0
3
0
1
2
0
0
2
0
6
4
0
0
6
10
0
0
0
0
107
2
4
99
0
7
2
2
0
10
2
0
0
0
2
10
0
2
0
4
0
2
3
10
4
4
0
1
0
3
24
151
2
0
7
3
10
0
0
0
0
0
0
0
7
0
0
0
0
2
0
0
4
0
2
0
3
0
0
4
0
0
0
0
0
2
2
0
0
0
0
2
0
7
0
0
7
0
4
0
0
0
2
0
40
0
0
0
2
2
7
0
0
4
5
0
10
0
2
0
7
0
2
2
1
63
0
0
0
0
0
10
0
1
2
0
3
4
13
2
0
2
0
1
63
4
0
0
0
0
2
0
10
247
2
4
2
0
7
0
0
0
0
0
0
2
0
0
0
7
7
0
7
2
0
4
2
2
0
0
0
2
2
0
0
0
0
20
3
1
4
2
0
0
0
2
7
0
4
0
4
2
4
1
0
0
0
0
0
0
10
1
0
0
1
0
1
0
0
10
1
0
0
10
7
0
0
2
0
4
0
4
0
3
0
0
10
151
0
0
0
1
2
42
0
0
0
0
0
10
2
4
0
10
1
0
0
0
0
2
2
2
2
10
0
0
37
1
2
0
0
0
3
0
3
0
2
0
4
10
0
0
0
0
0
13
0
2
13
2
12
0
5
0
63
2
0
1
3
2
0
0
0
0
0
4
449
0
1
0
0
2
1
4
4
0
0
0
10
265
0
0
0
20
4
0
0
0
0
0
2
1
0
2
0
0
2
0
1
0
20
2
0
4
0
0
0
0
2
4
2
10
0
2
42
4
0
7
3
0
0
1
0
4
3
0
4
0
0
0
0
5
0
5
2
0
0
0
2
0
3
0
13
0
0
95
3
2
10
0
2
1
0
3
0
10
0
0
0
0
0
0
2
0
0
1
4
0
12
0
2
36
0
5
0
0
0
0
0
2
0
0
2
10
0
1
0
0
0
4
0
74
10
0
0
0
63
0
7
0
0
0
0
0
4
3
269
125
0
0
3
0
2
58
0
2
0
13
12
0
0
0
0
0
0
0
0
4
2
0
1
0
6
0
2
0
2
0
0
2
0
0
2
3
2
0
0
0
0
0
2
2
0
0
10
0
5
3
6
0
0
7
2
12
4
0
0
0
0
0
0
0
0
0
0
0
101
4
0
4
1
0
0
0
0
0
2
265
2
0
2
2
1
0
0
7
7
4
5
13
0
2
0
0
2
5
0
0
0
0
4
37
3
0
12
2
2
2
2
0
0
0
4
0
0
1
2
2
0
0
0
0
0
1
0
0
0
3
0
0
2
2
0
0
2
0
0
0
2
0
0
7
0
0
10
2
7
3
2
2
2
0
0
4
0
10
3
0
10
0
0
4
151
2
0
2
3
2
1
2
7
28
2
2
0
0
2
0
0
3
0
3
0
0
0
0
1
0
0
0
7
0
10
0
0
0
2
0
2
10
0
63
2
0
0
0
0
0
4
7
0
0
5
4
2
0
0
13
0
14
0
2
13
0
0
2
0
2
0
10
0
3
0
0
13
3
124
1
3
3
10
0
0
0
0
7
0
0
10
0
2
0
0
4
1
0
0
1
3
0
0
0
0
3
3
0
10
1
2
0
0
13
0
3
0
2
0
2
0
10
2
0
2
7
3
1
15
0
0
107
0
0
2
0
0
2
1
1
134
2
0
1
0
0
3
0
0
0
0
10
0
2
0
2
2
0
1
0
0
2
10
0
84
0
0
0
0
0
0
13
0
0
4
2
0
0
2
2
1
10
1
2
4
0
2
265
0
0
2
0
10
3
2
10
0
0
0
0
1
4
2
0
4
2
1
0
1
4
10
0
5
3
1
7
3
1
10
10
40
0
0
0
2
3
92
0
0
7
0
10
1
4
0
0
1
0
0
3
66
2
0
4
1
0
2
2
13
0
0
0
2
0
0
0
10
10
0
113
0
2
4
95
7
3
0
0
0
0
4
3
0
0
226
0
0
0
0
10
2
10
0
2
2
4
0
0
0
2
4
0
0
0
2
0
2
0
1
4
0
10
0
2
20
2
1
2
2
0
0
0
1
0
0
0
3
0
0
0
2
2
2
2
0
0
6
7
0
0
0
2
3
0
10
2
0
12
0
0
3
3
0
0
10
0
0
0
0
3
40
0
0
0
10
7
0
0
3
0
2
0
0
2
0
0
0
0
11
0
3
4
0
0
63
0
0
0
0
2
0
0
0
0
0
0
0
0
125
0
10
3
0
2
1
10
2
0
0
4
2
0
14
0
0
4
0
0
0
0
0
4
2
7
0
2
0
0
2
0
2
0
0
3
3
0
2
2
0
0
4
10
0
0
0
10
10
0
0
9
0
7
0
2
0
0
0
0
0
4
7
144
7
7
0
3
0
2
4
2
0
2
63
7
0
10
7
2
0
0
1
4
0
0
0
10
2
0
0
0
2
3
0
2
1
1
63
2
0
4
7
20
0
0
2
4
0
0
0
10
4
40
0
2
0
2
2
0
0
3
4
0
0
0
0
0
2
0
2
4
0
2
0
0
10
0
2
0
3
0
7
0
14
0
1
2
4
0
13
0
15
0
0
1
0
3
0
0
7
2
0
0
1
0
1
14
7
0
0
3
2
2
0
2
0
0
13
7
0
0
0
0
10
4
2
10
4
0
0
0
32
0
0
3
0
0
0
0
0
0
0
0
0
10
0
10
4
7
2
0
0
10
1
3
0
0
0
4
7
5
4
2
0
0
0
0
0
7
247
0
1
0
0
2
0
1
2
2
0
0
10
0
0
0
0
0
0
7
0
0
4
0
3
0
2
0
0
0
0
0
12
2
2
0
10
0
0
2
0
0
2
0
10
3
0
0
0
0
0
0
0
0
3
4
10
0
3
14
0
0
1
0
0
0
3
293
0
3
0
0
3
4
1
10
0
0
0
0
2
0
0
7
0
0
155
0
2
10
0
4
7
5
4
0
0
0
0
10
0
0
0
3
0
2
0
0
3
4
0
0
2
4
2
0
352
0
2
4
0
2
0
3
2
0
0
0
0
2
0
10
0
2
2
7
3
0
0
0
0
0
0
0
1
5
10
0
0
0
2
0
0
0
0
0
2
2
3
0
1
3
7
0
2
0
2
2
0
0
0
2
0
0
1
2
63
2
0
10
0
0
0
4
0
2
20
2
7
1
3
10
2
5
3
2
10
20
0
1
2
0
8
4
124
4
0
0
1
1
2
0
0
0
0
1
79
0
0
2
0
7
0
0
2
2
0
0
0
0
0
13
0
2
1
0
0
0
1
0
0
2
2
2
0
0
10
0
0
0
10
5
0
7
12
0
0
4
58
0
0
4
0
76
12
0
2
2
0
2
0
0
2
0
0
0
0
0
2
53
5
5
0
12
0
0
0
0
3
0
0
105
0
0
0
13
2
10
0
0
2
0
0
2
0
3
0
2
0
4
10
2
0
4
105
0
7
2
0
2
0
3
0
0
2
0
10
0
0
0
40
0
2
3
0
0
0
4
2
1
0
0
0
7
0
21
0
0
0
1
4
10
1
2
0
0
0
0
0
2
0
0
10
0
1
1
4
10
2
4
10
0
2
0
2
2
4
10
0
1
0
2
10
1
0
0
5
0
0
0
0
2
7
0
0
0
1
3
0
10
0
0
0
1
3
0
2
0
2
4
13
10
4
0
4
0
4
0
10
0
13
4
20
2
2
0
0
7
0
0
2
7
0
7
0
42
0
0
0
2
13
10
2
7
3
0
7
0
0
0
0
0
1
0
3
2
0
2
0
13
2
10
2
0
0
0
3
0
0
0
0
0
0
0
181
0
2
0
20
10
4
13
10
7
0
0
0
2
1
12
0
0
13
0
0
0
0
7
1
2
2
0
0
0
10
0
0
0
0
0
2
0
2
0
2
2
2
2
0
2
4
125
0
0
2
3
2
0
0
2
0
2
0
3
0
0
1
0
2
0
0
0
0
0
3
0
0
0
2
0
0
0
1
1
0
7
2
0
4
0
0
1
0
3
5
0
0
0
0
0
1
7
0
2
0
0
0
0
0
2
18
0
4
5011
2
0
0
0
2
221
4
6
63
10
12
2
2
0
1
3
12
3
0
12
291
3
0
0
0
0
0
0
4
0
0
1
7
0
2
2
0
7
0
0
10
7
0
0
3
0
2
3
0
2
0
2
0
2
0
12
0
0
0
23
2
3
0
0
0
0
4
6
2
0
2
1
0
1
0
3
0
0
7
2
1
10
2
2
2
7
0
0
2
0
0
0
0
0
2
1
0
5
0
0
0
0
1
2
4
0
0
0
2
0
1
1
5
0
1
0
0
3
0
0
0
3
0
2
7
2
0
0
7
3
0
7
0
10
0
0
0
2
2
0
0
0
3
3
0
2
4
10
0
0
0
10
0
4
1
0
3
0
10
0
7
0
0
7
4
4
2
3
0
0
4
10
0
4
2
0
0
0
195
2
0
3
2
1
0
0
1
3
2
0
13
2
0
0
0
0
4
0
66
0
151
4
0
10
2
7
0
0
0
0
0
0
27
2
2
0
2
2
0
2
2
76
10
2
4
0
0
0
0
2
0
0
4
0
0
166
0
10
0
0
0
4
1
12
15
4
0
0
0
7
0
0
3
3
0
3
2
0
0
0
0
4
3
7
0
0
2
1
2
0
0
2
7
0
10
0
0
0
3
0
4
0
0
2
1
13
14
0
76
4
0
0
4
0
0
1
2
2
0
0
0
0
2
0
2
2
0
2
0
0
74
0
3
3
0
0
0
0
2
1
0
0
0
1
0
2
0
723
2
0
0
2
0
0
0
2
1
0
63
3
74
4
0
0
2
0
4
7
4
0
1
10
0
0
0
1
0
0
0
2
10
3
2
10
66
0
0
0
0
7
0
7
0
34
2
0
0
4
0
1
3
0
1
23
2
0
63
2
3
0
2
2
2
0
0
0
7
0
0
0
0
0
0
10
0
0
3
0
2
2
0
0
7
4
18
2
0
0
3
2
0
1
0
0
0
7
0
2
40
3
13
2
0
2
2
0
2
0
0
3
0
0
0
0
0
2
0
0
0
0
0
7
2
0
0
0
0
0
10
0
0
0
2
0
0
3
10
3
0
0
0
0
0
2
0
2
0
0
2
1
0
2
10
0
124
0
0
0
3
3
4
0
2
0
3
3
0
2
4
40
0
2
0
0
0
0
0
0
1
0
0
2
0
4
0
2
0
0
4
37
2
0
3
2
0
10
0
2
0
0
0
0
0
0
10
4
0
0
0
0
10
3
1
7
0
0
0
0
10
0
2
0
10
0
3
2
2
0
0
1
0
0
3
0
0
10
0
0
2
0
0
0
1
0
2
2
0
7
7
0
0
2
0
4
0
0
1
2
4
2
2
1
0
2
2
2
3
0
0
0
2
4
3
0
2
0
1
0
0
10
4
1
0
0
0
0
0
0
0
2
0
2
2
1
0
0
10
1
7
2
7
0
0
2
0
2
0
0
0
2
1
27
0
867
0
3
0
7
7
0
0
0
3
2
0
0
0
2
4
0
0
0
0
10
7
7
3
2
2
1
0
0
0
5
20
2
0
2
0
1
1
2
0
1
0
10
0
0
3
3
1
20
0
0
10
92
2
0
2
0
0
2
0
0
7
1
0
0
0
0
0
0
0
6
0
3
7
0
4
0
0
0
0
0
2
2
0
10
0
0
0
0
0
1
0
0
0
3
0
1
10
10
0
3
0
0
4
0
42
0
0
3
2
3
0
2
0
2
0
0
14
2
0
0
7
0
0
12
0
2
2
7
0
0
0
0
0
0
2
4
4
1
0
2
0
1
2
3
2
0
0
0
20
0
66
0
0
0
133
2
3
0
0
0
0
2
0
0
1
0
0
63
0
0
0
0
10
0
3
13
10
3
0
59
0
0
0
0
10
0
52
10
0
2
0
0
12
7
3
1
20
4
2
32
2
0
0
2
0
0
27
0
2
4
0
4
2
0
2
0
0
0
0
3
2
0
6
7
0
2
0
0
4
2
2
2
4
0
2
2
0
0
0
0
2
3
3
63
0
4
0
0
1