0
7
0
7
4
5
7
7
0
2
0
0
2
7
7
3
3
0
5
7
0
0
2
7
0
7
0
0
0
0
0
7
2
0
0
0
5
7
0
0
7
0
0
9
0
0
0
0
51
5
0
0
0
0
0
5
0
0
0
0
5
5
5
5
0
7
7
2
0
7
0
0
9
0
0
2
7
0
0
5
0
0
0
5
5
0
0
7
0
5
5
5
0
2
0
2
7
3
0
0
0
0
0
0
0
0
0
2
0
2
0
7
7
0
3
2
2
2
3
0
0
7
0
7
5
0
0
2
7
7
0
2
0
7
1
0
0
3
7
0
3
2
0
3
7
0
0
2
2
9
0
9
7
2
7
9
2
3
2
1
0
11
0
2
0
5
0
11
2
0
2
3
0
13
0
2
1
3
0
5
0
0
0
7
0
5
7
0
0
5
0
9
2
5
4
0
0
5
9
5
2
5
1
7
2
7
2
2
0
9
0
1
0
5
0
5
2
2
2
3
2
76
7
0
2
0
0
9
2
0
2
1
2
7
7
2
0
2
2
7
2
0
0
2
9
2
2
0
0
7
2
0
0
0
0
7
5
9
2
82
5
2
5
0
1
0
9
0
0
2
9
7
2
0
9
5
0
0
7
0
0
2
7
0
2
0
5
7
