1
0
1
0
2
1
1
0
1
0
1
0
1
0
1
0
3
2
4
4
1
0
2
1
1
0
2
1
3
3
6
5
1
0
2
1
4
3
2
1
2
1
1
0
2
1
2
1
2
1
8
13
3
2
1
0
2
1
1
0
4
3
4
5
1
0
3
2
1
0
1
0
1
0
3
4
2
1
5
6
2
1
3
2
2
1
2
1
2
1
1
0
2
3
2
1
1
0
1
0