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