0
1
2
0
1
1
0
1
1
1
7
3
2
3
2
0
1
2
0
1
0
0
1
1
1
2
3
0
1
2
0
2
2
0
1
1
0
1
1
0
0
1
0
1
2
0
0
0
0
0
1
0
0
1
0
0
1
1
3
3
