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Discussion of Problem 1125. Hopscotch

This test can help you
Posted by Barsuk Alexey [Pskov] 25 Apr 2010 22:17
9 9
WWWWWWWWW
WWWWWWWWW
WWWWWWWWW
WWWWWWWWW
WWWWWWWWW
WWWWWWWWW
WWWWWWWWW
WWWWWWWWW
WWWWWWWWW
0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0
0 0 0 0 1 0 0 0 0
0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0

correct answer
WBWWBWWBW
BWWWBWWWB
WWWWBWWWW
WWWWBWWWW
BBBBBBBBB
WWWWBWWWW
WWWWBWWWW
BWWWBWWWB
WBWWBWWBW