0
2
0
2
2
0
0
0
0
0
0
2
2
2
0
2
0
2
0
0
0
0
0
0
0
0
2
0
0
2
2
0
0
0
2
2
2
2
2
2
0
0
4
0
0
0
0
0
0
2
0
0
2
0
2
2
3
0
0
0
0
2
2
0
0
2
0
0
0
0
0
0
0
2
2
2
0
16
6
5
13
7
2
2
0
2
7
6
7
9
14
15
7
4
0
4
6
2
0
0
20
13
5
7
2
0
0
0
0
0
4
0
3
0
2
4
4
2
0
0
0
0
2
4
0
0
2
2
0
2
3
2
0
2
3
0
0
2
2
0
2
2
0
2
0
0
2
0
2
0
4
4
11
7
0
5
6
2
0
0
2
5
2
2
2
0
0
0
4
3
2
2
0
2
0
0
0
0
2
2
3
0
2
0
0
0
2
2
0
0
2
0
0
0
2
0
0
2
0
0
0
0
0
0
0
3
2
0
2
0
2
2
2
0
0
2
2
2
0
0
2
3
0
0
0
0
2
0
1
0
0
0
0
0
2
4
0
0
0
0
0
2
0
0
4
0
0
2
0
0
0
0
2
2
2
0
16
0
12
33
0
2
4
2
2
3
32
0
16
2
0
0
0
34
4
18
2
0
0
4
0
7
3
0
4
2
2
4
