0
2
6
0
2
4
0
2
0
2
0
4
2
2
2
0
2
0
0
6
0
0
0
0
0
2
2
0
2
4
0
0
0
2
0
0
2
4
2
2
2
0
4
0
8
2
2
0
4
2
2
6
2
0
2
2
2
8
2
6
0
2
6
0
4
0
0
0
2
2
4
0
0
0
2
2
2
0
2
4
2
4
2
2
0
6
2
2
2
2
6
2
2
2
2
2
2
0
2
0
2
0
2
2
2
0
6
2
2
2
2
0
2
2
0
0
2
2
2
2
0
2
2
0
0
2
0
2
2
2
0
2
2
4
2
2
2
0
0
0
2
2
2
2
0
0
0
2
2
2
0
0
0
0
2
2
0
2
0
2
6
0
0
4
4
0
2
2
0
4
0
2
2
2
2
2
4
0
0
0
2
2
0
0
2
0
0
2
2
2
0
0
0
0
0
0
0
0
0
2
0
2
2
4
4
0
0
0
2
0
0
0
0
2
0
0
0
0
0
0
2
0
0
0
0
0
0
2
8
0
99
0
0
0
0
2
2
0
0
46
6
2
2
2
2
4
2
2
19
2
2
4
2
2
0
4
2
0
0
6
2
2
2
0
2
0
2
2
0
2
0
0
6
2
0
2
2
0
2
2
0
0
0
0
0
0
2
2
