Jasper Yu says to YSITD col,row,prob 1,1,0.277778 2,1,0.229167 3,1,0.229167 4,1,0.694444 1,2,0.277778 N/A N/A 4,2,0.694444 1,3,0.277778 2,3,0.229167 3,3,0.229167 4,3,0.694444