c
0 
1 
0 
0 
1 
0 
0 
1 
0 
1 
0 
1 
0 
1 
1 
0 
0 
1 
1 
0 
1 
0 
1 
0 
1 
0 
0 
0 
0 
0 
0 
1 
0 
1 
0
1 
0 
1 