Binaire puzzel van 21 december 2011
0
0
0
0
1
1
1
1
0
1
1
0
1
1
1
0
0
0
1
1
0
0
0
Meer heel moeilijke 10x10 puzzels
0
1
1
0
1
0
0
1
1
0
1
0
0
1
1
0
1
0
0
1
1
0
1
0
0
1
0
1
0
1
0
1
1
0
0
1
1
0
1
0
1
0
0
1
1
0
1
0
1
0
0
1
1
0
0
1
0
1
0
1
1
0
0
1
0
1
0
1
1
0
0
0
1
0
1
0
1
0
1
1
0
1
0
1
0
1
1
0
0
1
1
1
0
1
1
0
0
1
0
0