2
0
2
0
0
0
2
2
2
2
2
0
0
2
2
0
2
0
2
0
2
0
0
2
0
0
2
0
0
0
0
2
0
2
0
0
2
2
2
2
0
2
0
2
0
0
2
2
0
0
2
0
2
0
0
0
2
2
0
0
0
0
2
0
0
0
0
2
0
0
0
2
2
0
2
0
0
2
2
2
0
2
0
0
2
2
0
0
2
0
0
0
0
0
0
2
4
2
2
0
2
0
2
7
10
17
11
12
11
6
7
10
10
6
7
4
9
0
9
10
0
4
9
8
19
6
11
10
8
6
13
11
4
10
15
2
11
5
0
4
2
0
0
2
0
11
10
0
0
2
0
0
0
0
0
2
0
0
0
0
2
0
2
0
2
0
0
0
2
0
0
0
0
2
0
0
2
0
2
0
2
0
0
0
0
2
2
2
14
5
0
2
2
2
5
0
0
0
0
0
4
13
4
6
4
2
3
13
4
4
11
6
3
4
0
7
6
6
6
0
5
2
13
2
0
0
2
0
0
0
2
0
0
2
2
0
0
2
0
0
2
2
2
2
2
2
2
2
2
2
0
0
2
2
2
0
0
0
0
0
0
2
0
0
2
2
0
2
0
0
2
0
2
2
0
0
2
0
0
2
0
2
2
2
2
2
0
0
