2
0
2
6
6
1
7
2
3
4
3
2
3
1
4
3
7
0
4
1
3
2
2
3
4
2
1
2
2
1
1
2
1
3
2
1
2
3
1
3
1
4
6
1
3
1
4
2
6
1
1
2
3
3
1
2
0
2
1
0
0
1
1
0
4
0
1
1
3
0
0
0
2
1
0
0
0
0
0
0
2
0
1
0
0
0
0
0
0
0
0
0
0
0
1
0
4
0
1
0
1
0
0
0
0
0
1
0
0
0
0
0
0
0
1
2
0
0
0
0
4
0
