0
0
1
1
1
2
2
0
0
0
1
0
7
0
0
2
3
1
0
1
0
4
0
0
4
3
0
1
0
0
2
0
0
1
4
0
2
3
3
4
1
0
1
2
1
0
0
2
2
0
1
3