2
1
1
0
0
0
2
1
0
0
2
1
0
2
2
1
0
2
0
2
1
1
2
1
2
1
1
1
2
12
8
0
0
0
1
1
2
2
2
2
2
2
2
2
2
2
2
0
2
2
0
8
0
2
2
2
2
2
1
2
2
0
0
2
2
2
0
0
0
0
2
0
0
2
2
2
11
0
1
0
2
0
0
0
2
2
4
1
4
2
2
0
13
2
0
1
1
2
2
2
0
5
2
2
1
2
2
0
2
2
2
0
0
2
2
2
2
2
2
2
0
2
1
2
1
0
1
0
2
0
2
2
2
1
1
0
0
2
2
2
2
1
2
2
2
2
0
2
1
1
2
2
2
2
2
2
2
2
0
2
1
2
2
1
0
1
2
2
2
2
2
0
2
2
4
0
2
0
0
2
2
1
2
7
2
1
0
1
0
2
2
2
12
2
2
1
1
10
2
2
7
1
1
0
2
1
0
2
2
2
2
2
1
1
2
10
2
5
1
7
2
1
1
2
1
2
2
1
2
2
2
0
0
0
0
2
0
2
2
2
0
2
2
0
0
2
9
0
2
0
0
1
1
2
0
2
1
1
0
1
2
2
2
1
2
1
1
0
0
2
2
2
0
0
0
2
0
0
2
0
0
0
0
2
2
2
0
0
