0
0
1
0
0
1
0
0
1
0
0
1
0
0
1
0
0
1
0
0
1
0
0
1
0
0
1
0
0
1
0
0
1
0
0
1
3
6
15
0
0
1
0
0
1
0
0
1
0
0
1
0
0
1
0
0
1
0
0
1
