0
1
1
0
1
1
0
1
1
0
1
1
0
1
1
0
1
1
0
1
1
1
1
1
0
1
1
0
1
1
0
1
2
0
1
1
6
7
8
1
5
1
0
1
1
0
1
2
0
1
1
0
1
1
1
2
0
0
1
1
