0
2
2
0
2
2
2
0
2
0
2
2
2
2
0
0
0
0
2
2
0
0
0
4
2
0
0
2
0
0
6
0
0
0
2
8
2
0
0
4
0
2
0
4
0
2
0
2
2
4
0
4
2
2
4
50
2
4
2
0
2
6
0
0
2
2
0
4
2
0
2
2
45
2
0
88
0
0
2
4
0
0
0
0
2
2
4
0
4
50
0
2
2
0
0
0
2
0
2
0
44
0
2
6
6
0
2
0
41
0
6
0
2
0
4
4
2
93
0
0
4
0
0
0
0
2
4
4
0
0
0
0
4
2
2
2
0
2
2
2
2
2
4
2
4
90
0
0
0
0
4
2
2
6
2
0
4
0
2
8
0
0
48
2
2
92
0
0
2
0
0
31
6
66
6
2
4
6
0
0
2
0
2
0
2
8
2
2
2
4
6
6
2
0
0
0
10
2
44
2
2
0
0
2
44
0
0
43
0
2
2
4
0
4
6
4
6
0
0
2
0
0
4
2
2
46
0
4
2
0
2
0
0
4
0
0
2
2
0
2
0
2
0
6
0
6
0
0
4
0
2
2
2
0
0
2
4
51
0
2
0
2
0
0
2
0
0
0
4
0
0
0
0
2
4
4
2
2
4
2
2
4
2
4
2
0
58
2
