20 14 12

0: 0 1 1 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 1 0
1: 0 0 0 1 0 1 0 0 0 0 0 0 0 0 0 1 0 1 0 0
2: 0 1 0 0 0 0 0 0 0 0 1 0 1 0 0 0 0 0 1 0
3: 0 0 0 0 0 0 1 0 0 0 0 1 0 0 0 1 0 0 0 1
4: 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1 0 0 0 1 1
5: 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 0
6: 0 0 1 0 1 0 0 0 0 1 0 0 0 0 0 0 0 1 0 0
7: 0 0 0 1 1 0 0 0 1 0 0 0 0 0 0 0 0 1 0 0
8: 0 0 0 0 1 0 0 0 1 0 0 0 0 1 0 0 0 1 0 0
9: 0 0 0 0 0 0 1 1 0 1 1 0 0 0 0 0 0 0 0 0
10: 0 0 0 0 0 0 0 1 0 0 1 0 1 0 0 0 0 0 1 0
11: 0 0 1 0 0 0 0 0 1 1 0 0 1 0 0 0 0 0 0 0
12: 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1 0 0 1 1 0
13: 0 0 0 0 0 1 1 0 0 0 0 0 1 0 0 0 0 1 0 0

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