0
0
0
2
0
2
2
0
0
0
0
2
2
0
0
0
2
0
2
4
6
4
0
0
2
6
2
2
0
0
4
2
10
0
2
2
2
0
2
0
12
4
2
2
0
0
0
4
0
0
0
6
0
4
0
0
0
6
2
2
4
2
4
0
2
0
4
2
2
4
8
0
4
0
0
2
8
8
0
13
2
0
8
2
2
0
2
4
0
8
4
0
4
6
6
0
12
6
2
4
2
6
2
2
4
0
6
2
4
0
2
4
4
2
0
2
8
2
15
4
4
2
4
4
10
0
6
4
0
4
4
0
4
12
6
2
0
2
2
2
2
0
4
13
2
0
0
6
0
2
4
12
2
0
2
2
2
6
8
2
2
4
0
0
4
2
4
8
6
4
6
4
2
8
2
4
2
0
6
0
2
4
2
0
10
8
2
4
4
2
0
2
4
6
10
6
6
2
13
4
8
2
4
2
4
4
0
2
4
2
4
4
8
2
4
6
2
8
4
0
8
4
8
4
4
2
8
2
2
4
2
0
6
2
0
2
2
4
4
0
2
4
4
2
2
2
0
4
2
4
0
6
10
0
4
2
6
4
2
4
2
0
4
0
0
4
0
10
0
0
0
0
0
2
8
0
12
0
0
2
8
2
0
0
6
4
0
0
