0
1
1
0
1
1
0
2
1
0
1
1
0
1
1
0
1
1
0
1
1
0
1
1
0
1
1
0
1
1
0
1
1
2
1
1
0
1
1
0
1
0
0
1
1
0
1
1
5
2
1
0
1
1
2
3
1
0
1
4
