0

2
1 0
0 1

3
1 1 0 
1 1 0 
0 0 1

4
1 1 0 0 
1 1 0 0 
0 0 1 1 
0 0 1 0 

5
1 1 1 0 0 
1 1 0 0 0 
1 0 1 0 0 
0 0 0 0 0 
0 0 0 0 0

7
1 1 0 1 0 0 0 
1 1 1 1 0 1 0 
0 1 0 1 0 0 0 
1 1 1 1 0 0 1 
0 0 0 0 1 0 0 
0 1 0 0 0 1 1 
0 0 0 1 0 1 1