2
4
0
2
2
2
0
0
2
1
2
4
2
0
4
4
4
0
2
2
0
0
4
0
2
2
0
2
2
0
2
2
0
0
2
4
0
4
2
2
2
2
2
2
2
2
2
2
2
0
0
2
5
4
2
2
0
0
2
7
4
2
2
2
2
3
2
2
2
2
0
2
0
2
12
2
0
2
2
4
0
4
5
2
2
0
0
0
3
4
2
2
0
2
3
3
4
2
3
4
0
2
2
0
0
2
3
2
4
2
0
0
2
2
2
0
2
2
4
4
0
4
2
5
6
4
7
0
2
0
2
0
0
0
0
0
1
2
1
5
5
2
2
4
2
2
2
2
2
2
2
4
6
2
5
5
5
2
3
3
5
5
2
2
5
2
2
2
2
0
6
0
2
0
2
2
2
4
0
2
2
0
2
0
5
4
6
1
0
0
0
4
2
2
4
0
0
2
2
4
2
0
2
2
2
5
0
0
4
0
2
0
2
2
2
0
2
0
2
2
0
0
2
0
4
3
6
3
2
4
2
2
2
2
2
2
2
2
0
2
2
2
0
2
2
2
2
1
2
0
0
0
0
1
0
2
4
0
4
0
0
2
2
0
0
0
0
0
0
0
2
2
4
0
0
0
0
0
0
0
2
0
0
2
2
0
0
0
