0
4
2
0
8
30
0
6
4
2
8
6
0
71
0
0
0
0
6
4
6
4
2
4
2
4
0
0
2
0
0
4
0
0
0
0
0
8
0
0
0
0
0
0
2
0
0
0
0
0
8
0
0
0
8
14
0
0
2
0
2
0
0
0
0
0
4
0
4
4
0
0
4
0
0
0
0
0
10
0
0
0
0
0
8
4
0
0
0
0
2
0
2
0
0
0
7
2
4
0
4
6
6
0
0
6
0
0
0
0
0
0
0
6
4
0
0
0
0
4
0
4
0
2
4
0
0
6
6
2
2
4
0
0
4
0
0
2
2
0
0
0
0
6
0
0
6
0
0
2
4
0
2
0
4
63
0
4
0
0
8
6
6
8
0
6
10
6
6
0
0
6
4
4
0
6
8
4
6
6
0
4
2
0
6
2
6
6
6
0
4
4
0
4
0
6
6
0
10
2
6
4
2
6
2
0
0
6
6
0
0
4
0
6
4
48
0
0
6
0
4
0
92
0
4
0
4
0
2
0
2
4
0
39
6
4
10
6
6
0
4
6
4
0
6
0
2
2
6
2
10
0
4
4
0
6
74
2
6
41
4
4
4
4
4
10
4
4
0
0
2
4
6
0
4
4
0
6
6
2
0
2
4
4
92
4
0
12
