1
2
1
1
2
2
1
1
3
2
1
1
4
2
1
1
5
2
1
1
7
3
2
2
8
2
1
1
9
2
1
1
10
2
1
1
11
2
1
1
12
2
1
1
13
1
0
0
14
2
1
1
15
2
1
1
16
2
1
1
17
2
1
1
19
2
1
1
20
0
-1
-1
21
3
2
2
22
2
1
1
