2
2
2
2
0
0
4
2
0
4
0
0
4
0
8
0
2
0
4
0
2
0
0
2
4
0
0
0
0
0
0
0
0
0
6
0
2
35
0
17
0
0
0
0
2
0
0
0
0
2
0
12
0
0
14
2
4
4
0
2
2
6
4
2
2
4
2
0
2
0
8
0
0
0
0
4
8
2
2
2
4
2
2
6
6
2
8
0
0
0
0
2
14
2
0
6
2
2
2
0
2
0
0
2
2
2
2
0
0
0
2
0
0
0
8
14
0
0
2
8
0
2
2
0
2
8
8
6
0
0
4
4
0
0
0
0
0
0
4
2
0
0
4
0
0
4
0
4
0
10
8
2
0
0
2
0
0
0
0
0
0
2
0
2
2
6
0
0
0
8
18
4
6
0
0
2
2
14
2
12
2
6
2
0
2
4
6
0
16
2
4
6
0
2
2
8
2
0
4
4
0
16
8
2
0
0
0
0
0
2
0
4
0
2
0
0
0
2
4
12
0
0
4
0
6
0
0
0
4
2
0
0
2
2
0
0
0
2
2
0
0
0
0
0
0
4
0
0
0
0
6
2
0
2
0
0
2
4
0
2
2
2
0
0
0
0
2
2
0
4
0
0
4
2
0
0
0
2
2
2
0
2
2
8
4
10
12
4
