20,0,0,0,0,17,0,0,0,
0,13,0,0,0,0,0,0,0,
0,0,0,18,0,0,0,0,0,
0,0,12,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,
0,0,14,0,0,0,0,0,13,
0,0,0,0,0,20,0,0,0,
0,0,0,0,0,0,0,0,0,
21,0,0,0,0,22,23,0,21,
0,0,0,0,9,0,0,0,0
