3
2
1
1
4
2
1
1
6
2
1
1
10
2
1
1
11
2
1
1
12
2
1
1
13
2
1
1
14
3
2
2
15
2
1
1
16
2
1
1
19
2
1
1
20
2
1
1
21
0
-1
-1
22
2
1
1
24
2
1
1
