1
2
1
1
2
2
1
1
4
3
2
2
5
2
1
1
7
2
1
1
8
2
1
1
9
2
1
1
10
2
1
1
11
2
1
1
13
2
1
1
14
3
2
2
15
0
-1
-1
18
2
1
1
19
1
0
0
20
2
1
1
23
2
1
1
24
2
1
1
