2
2
4
2
0
2
0
0
2
2
0
0
0
0
17
2
2
2
3
4
4
0
0
0
2
0
2
0
0
2
0
0
0
1
0
0
0
2
2
0
4
0
2
0
0
0
2
4
0
0
0
2
0
2
0
2
0
4
4
2
0
0
2
0
2
2
3
0
0
4
0
0
0
1
0
4
3
2
0
2
1
0
4
2
0
5
0
4
0
0
0
2
2
0
2
0
0
4
2
0
3
2
0
0
2
0
0
2
0
0
2
4
0
0
0
2
0
1
4
0
2
2
2
0
2
0
0
0
2
2
0
0
4
4
2
0
0
0
2
4
2
0
2
4
19
2
3
0
15
0
1
2
4
0
2
3
0
0
0
0
2
0
0
0
0
0
2
0
2
0
2
2
0
2
3
0
0
0
0
1
2
0
2
3
0
0
3
1
2
2
0
2
0
0
1
0
3
0
2
0
2
0
2
0
1
2
0
0
2
1
1
0
0
0
4
2
2
0
0
0
0
0
0
2
0
2
2
3
0
2
2
0
2
0
0
2
2
1
2
2
0
0
2
2
3
0
2
0
2
2
0
1
0
0
0
0
0
3
0
2
2
4
0
0
2
1
0
2
2
15
2
0
2
2
0
0
0
0
2
0
2
0
0
0
0
0
0
0
