3
0
0
0
1
1
0
0
1
0
0
1
0
0
1
0
1
2
0
0
1
0
0
1
0
0
1
0
4
1
0
0
0
0
0
1
6
7
1
0
0
1
0
0
1
0
0
1
0
0
1
0
0
1
0
0
1
0
0
1
