6
2
4
1
8
1
7
1
6
4
3
1
11
1
9
2
1
1
3
3
1
4
3
1
5
3
1
1
6
1
3
4
2
4
7
1
1
3
3
5
4
2
2
2
1
3
2
3
1
2
5
1
1
2
5
1
1
2
5
1
7
6
7
3
8
3
2
1
7
1
1
4
12
Snail