0
1
1
0
1
2
0
1
1
0
0
1
1
1
0
0
0
2
0
0
1
0
0
1
0
0
1
0
0
1
0
0
0
0
1
1
1
7
2
0
1
1
0
1
1
0
1
5
0
15
21
0
1
2
0
1
1
0
1
1
