0
1
1
0
1
1
0
1
1
0
1
1
0
1
1
0
1
1
0
1
2
1
6
2
3
7
9
0
2
1
0
1
1
0
1
1
0
1
1
0
1
3
3
8
4
0
1
1
0
2
1
0
1
1
1
2
2
0
2
1
