2
3
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
2
1
1
0
1
0
1
0
1
0
1
0
1
1
6
11
1
0
1
0
1
0
1
0
4
6
1
1
1
1