0
0
1
2
0
0
1
2
2
2
1
0
0
1
2
2
2
2
0
2
2
0
0
1
0
2
2
0
0
2
2
1
4
1
0
9
1
2
0
1
2
0
0
0
0
0
0
2
0
2
2
1
2
0
2
1
1
9
0
0
0
0
0
0
2
1
2
2
1
0
0
0
2
1
2
1
0
2
0
0
0
0
1
2
0
0
2
0
2
1
1
0
0
1
1
1
0
0
1
2
2
0
0
2
0
1
1
2
9
2
0
2
2
1
1
2
1
2
1
1
2
2
2
0
2
2
0
0
2
2
0
0
0
2
0
0
2
2
2
0
0
0
0
0
0
0
0
0
0
2
2
2
0
0
1
0
0
0
0
0
2
0
2
2
0
0
0
1
2
0
0
2
2
0
0
2
1
0
0
1
1
2
0
2
0
4
2
2
0
1
1
0
2
2
0
0
0
2
2
0
0
2
0
0
0
0
2
2
0
0
0
2
2
0
2
0
1
0
2
2
0
2
0
0
0
0
0
2
0
2
2
2
4
0
0
0
2
0
0
0
1
1
2
0
2
1
1
0
10
0
0
2
2
2
0
0
0
2
0
0
2
2
11
0
0
0
0
2
0
0
2
0
2
0
2
2
0
2
0
2
0
0
2
2
0
0
2
0
