12,0,11,0,9,0,14,0,1,0,3,0
10,0,16,0,15,0,2,0,18,0,6,0
5,0,20,0,19,0,17,0,21,0,8,0
7,0,4,0,1,0,13,0,16,0,3,0
15,1,12,0,20,0,19,1,10,0,11,0
7,1,18,0,13,0,9,0,8,0,5,0
2,0,17,0,14,0,4,0,21,0,6,0
5,0,10,0,3,0,15,0,19,0,1,0
9,0,6,0,7,0,11,0,20,0,4,0
21,0,16,0,2,0,8,0,12,0,13,0
14,0,18,0,15,0,17,0,19,0,7,0