0
2
4
4
0
5
3
2
1
2
2
1
21
2
0
2
2
2
1
0
2
0
0
0
5
2
1
2
0
4
0
2
0
0
0
1
2
0
2
2
0
0
3
4
2
4
4
0
2
2
0
2
4
2
0
0
5
4
4
0
0
4
0
2
4
0
2
0
1
0
4
4
2
2
0
2
2
0
0
4
0
21
0
0
3
4
0
3
3
2
5
0
4
3
4
17
0
0
3
5
4
1
5
4
3
0
0
2
1
2
0
2
2
2
0
2
1
5
0
2
3
2
2
2
0
2
0
2
2
0
2
2
0
3
5
1
2
2
2
0
0
4
3
4
3
4
0
0
2
2
2
2
0
4
2
3
4
3
0
3
0
2
0
0
5
1
1
4
2
0
2
1
1
3
5
4
0
3
2
4
3
0
2
0
1
0
3
5
2
1
1
25
5
4
0
1
5
0
0
1
2
2
2
0
3
2
21
4
3
0
3
3
4
4
0
2
5
0
2
0
5
2
3
4
2
21
3
1
4
2
2
0
2
2
2
3
0
2
0
0
2
2
0
2
0
0
0
6
2
4
0
2
0
2
2
5
0
2
0
0
2
0
19
7
2
2
5
2
1
2
2
4
1
5
4
5
2
6
0
2
5
0
0
2
4
2
2
0
