20 10 38

0: 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
1: 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0
2: 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
3: 0 0 0 0 1 1 1 0 0 0 0 0 0 0 1 0 0 0 1 0
4: 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1
5: 0 1 1 0 1 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0
6: 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
7: 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
8: 0 0 0 0 1 0 0 0 0 0 0 0 1 0 0 1 0 0 1 0
9: 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0

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