4
0
6
4
4
6
2
0
8
0
4
6
4
4
2
4
2
6
0
6
4
4
4
6
6
4
4
4
4
4
4
4
6
4
6
6
4
2
8
4
6
2
4
4
4
4
6
2
4
4
4
4
6
6
4
4
6
6
4
4
4
4
4
0
6
8
6
6
6
4
2
4
2
2
10
6
8
6
0
8
8
8
4
4
4
4
8
6
6
4
6
8
4
6
8
10
6
6
4
6
6
4
4
8
8
0
6
4
4
4
2
6
2
6
4
6
6
4
0
4
4
4
6
4
4
4
6
4
4
6
4
4
6
2
6
2
4
6
6
4
6
2
2
4
2
6
8
6
4
4
6
2
8
6
4
2
8
0
0
0
0
0
6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
