2
2
5
6
0
7
1
6
1
4
7
7
5
6
2
2
3
6
0
2
1
4
0
7
9
0
0
1
6
9
0
1
2
0
5
6
8
1
3
1
7
4
0
7
1
2
2
0
8
1
0
0
7
6
0
7
3
7
6
6