2
0
4
4
5
0
2
4
0
0
2
0
2
0
0
2
2
2
5
0
2
0
0
0
2
9
4
2
2
4
5
3
2
0
2
0
0
2
0
0
2
2
3
2
0
2
2
2
2
2
2
4
3
2
0
2
4
2
4
2
4
0
0
2
0
2
4
2
4
4
0
2
0
2
4
2
0
5
2
2
2
6
2
2
0
2
2
0
4
0
2
0
2
4
2
4
3
4
2
0
2
2
2
0
4
2
3
0
0
4
2
4
4
0
5
8
0
0
4
0
4
4
4
4
2
3
3
2
4
2
4
6
6
2
6
2
2
0
3
3
2
2
2
2
2
4
2
0
2
5
0
2
2
2
4
2
0
2
2
2
2
2
6
2
2
4
0
6
4
6
0
2
0
3
2
5
0
2
2
2
2
6
2
2
4
0
0
4
4
2
4
0
0
2
2
0
0
2
0
0
2
2
8
2
2
2
2
2
0
0
3
0
2
2
0
2
2
4
4
2
0
3
5
0
6
0
2
2
0
4
6
2
2
2
0
0
3
5
4
2
5
5
0
2
2
2
5
3
0
10
2
4
2
5
2
2
2
2
2
1
4
3
2
2
2
2
0
5
0
5
8
4
4
9
0
5
2
8
2
2
2
2
0
0
0
0
0
4
