4
5
12
21
4
4
2
1
1
0
1
0
2
1
5
5
1
0
3
2
3
2
1
0
1
0
4
3
5
5
1
0
3
2
11
12
4
3
3
2
5
9
1
0
1
0
2
1
2
1