21,0,0,17,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,
0,0,15,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,19,12,0,
0,0,0,0,13,0,0,0,0,
0,0,0,0,0,0,0,0,0,
0,0,20,23,0,23,20,0,0,
0,0,0,0,9,0,0,0,0,
0,0,0,0,0,0,0,0,0
