8
8
0
4
5
5
5
1
5
6
2
1
9
0
9
6
4
4
9
2
4
5
0
7
5
2
0
3
0
4
6
3
8
0
1
9
6
8
1
9
8
1
6
3
9
7
6
2
4
9
7
0
0
2
1
4
8
6
3
4
8
7
3
5
9
4
9
7
6
5
1
8
9
4
6
5
4
0
2
7
7
4
8
9
0
2
1
0
5
1
8
6
3
8
6
1
4
4
7
8
2
there are exactly 11 amount of 8