Binary puzzle of July 31, 2011
1
1
0
1
1
1
1
1
0
0
0
1
1
1
1
0
0
0
0
1
1
0
0
1
0
1
1
0
0
1
1
1
0
0
1
0
1
1
0
1
0
1
1
0
0
1
0
0
1
0
1
0
1
1
0
0
1
1
0
0
1
0
0
1
1
0
1
1
0
1
0
1
1
0
0
1
0
0
1
1
0
0
1
0
1
1
0
0
1
0
1
0
0
1
0
0
1
1
0
1
1
1
1
0
1
1
0
0
1
0
0
1
0
1
1
0
0
1
1
0
0