2
2
0
1
0
0
2
1
0
0
0
2
0
2
2
2
0
2
0
0
0
2
0
0
2
0
0
0
0
0
0
0
2
0
2
1
0
2
0
2
0
2
2
0
0
2
0
2
2
0
1
0
0
9
1
2
2
2
1
0
2
13
0
0
2
0
2
0
0
0
1
0
0
0
0
1
1
0
2
0
2
2
0
2
2
2
0
0
0
0
1
2
0
0
2
2
0
0
2
2
0
0
0
1
2
2
3
1
1
2
1
0
2
2
2
2
0
2
2
0
0
0
2
0
2
1
2
0
0
2
2
0
0
0
0
0
0
0
0
0
0
1
2
1
1
1
1
0
2
1
0
2
2
2
0
0
0
2
0
0
0
2
2
0
2
0
0
2
0
1
2
2
0
0
2
2
2
0
4
2
0
0
0
2
0
0
2
2
2
0
2
0
1
0
1
0
2
1
2
0
0
2
0
2
0
1
4
2
0
2
0
1
2
2
2
0
0
0
1
0
1
2
9
0
0
2
1
2
1
1
2
2
0
0
1
1
0
1
0
1
1
1
1
2
1
2
0
2
1
0
0
1
0
0
1
1
1
0
0
0
0
1
0
0
0
2
0
12
0
2
2
0
0
0
0
2
0
1
2
2
0
1
1
1
0
1
1
2
