7,10
0,0,0,1,0,0,0
0,0,1,0,1,0,0
0,1,0,0,0,1,0
1,0,0,0,0,0,1
1,0,0,0,0,0,1
1,1,1,1,1,1,1
1,0,0,0,0,0,1
1,0,0,0,0,0,1
1,0,0,0,0,0,1
1,0,0,0,0,0,1
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