0 0 2
1 0 1
2 0 0
3 1 5
4 1 4
5 1 3
6 1 2
7 2 3
8 2 2
9 1 1
10 1 0
11 3 4
12 3 3
13 2 1
14 2 0
15 4 1
16 4 0
17 3 2
18 3 1
19 3 0
20