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