4
0
4
0
9
5
4
0
5
4
7
4
4
11
0
5
4
4
0
0
4
7
4
0
4
5
0
5
4
0
4
0
9
0
5
0
5
2
4
0
5
4
0
7
7
4
0
9
7
2
4
5
4
2
2
4
2
0
5
0
9
0
2
2
4
0
4
0
2
2
0
5
15
4
7
7
11
4
4
7
9
4
0
15
0
4
0
5
0
9
0
5
0
5
4
0
0
7
5
0
0
7
7
0
0
5
4
0
0
9
5
0
0
4
11
5
0
4
5
9
0
0
0
0
5
0
0
0
0
4
7
0
15
4
4
0
0
9
5
0
0
0
0
2
0
0
0
0
0
0
2
0
0
0
5
0
2
2
9
0
0
2
0
0
5
2
0
0
7
0
11
0
0
4
0
5
0
0
0
0
0
0
0
0
2
0
0
0
5
0
9
0
0
5
4
0
4
11
7
0
7
9
0
4
7
4
3
3
13
2
2
0
2
15
4
7
2
9
0
0
5
5
3
0
4
7
0
0
11
15
4
4
9
5
2
9
2
4
0
2
11
5
0
13
9
4
0
4
7
9
0
5
4
0
9
3
0
0
2
7
7
0
5
2
3
9
4
2
0
0
0
17
4
0
4
4
0
0
2
9
0
0
5
5
2
0
2
2
