0
1
0
0
0
2
0
0
2
0
0
3
2
0
3
2
0
3
4
4
3
2
2
2
2
2
3
0
4
0
0
2
2
0
2
2
0
2
0
0
2
2
0
4
0
0
2
2
2
0
0
0
0
1
0
4
2
0
0
0
2
0
2
2
0
2
4
0
3
4
0
0
5
2
0
0
0
2
2
2
0
0
5
0
2
0
2
4
1
3
2
4
2
0
0
0
2
0
0
0
2
2
3
0
0
2
1
0
1
0
4
1
0
2
1
0
0
0
0
2
1
0
2
2
3
0
2
4
0
2
0
0
2
3
2
0
4
2
0
0
0
0
4
2
0
4
2
0
2
2
0
0
4
0
4
13
4
0
1
2
0
0
2
0
0
2
0
4
0
0
4
3
2
0
0
0
2
3
0
0
0
15
0
4
0
0
0
0
2
2
2
2
2
1
2
0
2
2
2
0
0
2
2
2
2
2
0
0
3
2
2
2
0
2
0
0
2
4
0
5
0
0
0
2
0
0
3
3
2
2
0
2
2
2
0
2
0
0
2
4
0
4
2
0
0
2
15
2
0
4
2
0
0
0
2
4
2
2
2
3
0
2
0
0
0
2
0
0
0
2
2
2
3
5
0
0
2
0
0
2
2
2
4
0
2
0
0
2
