2
2
2
0
0
0
0
2
2
6
0
0
2
8
0
2
0
0
0
0
2
0
4
0
2
2
4
4
2
2
0
2
2
2
2
4
2
2
4
4
2
2
2
0
0
4
0
4
0
0
2
2
2
2
2
0
17
2
2
2
2
0
0
6
4
2
2
2
0
2
4
6
4
4
0
2
4
0
2
2
2
2
2
4
2
0
0
21
2
4
0
21
2
2
4
2
4
21
0
2
2
4
2
2
2
2
0
2
0
4
0
4
2
2
4
0
2
4
0
2
2
0
4
0
2
6
19
0
0
4
2
2
2
0
2
0
4
0
2
6
0
0
0
2
0
0
0
17
0
4
4
0
2
4
2
0
4
0
0
0
2
4
0
4
2
4
4
2
6
4
2
2
2
0
0
0
2
2
2
2
0
0
0
4
0
0
0
2
0
0
2
0
2
0
2
0
2
2
4
2
0
4
0
0
2
2
2
2
2
2
4
0
2
4
2
2
6
0
0
0
20
2
0
4
0
2
2
2
0
2
2
0
2
0
0
8
2
0
2
2
4
2
2
4
2
4
0
2
0
20
0
2
2
2
6
0
4
2
4
2
2
0
0
2
2
0
0
0
2
0
4
4
2
0
0
4
4
2
2
0
0
0
2
2
4
6
6
0
