1
2
2
1
3
1
4
0
5
0
6
7
1
8
1
9
1
10
0
11
0
12
13
0
14
0
15
0
16
0
17
0
18
19
0
20
0
21
0
22
0
23
0
24
25
0
26
0
27
0
28
0
29