0
0
0
0
1
1
0
1
1
1
0
0
0
0
0
0 
0 
0 
0
0
0
1
0
0
0
0
0
2
2
1
0
1
0
0
0
0
0
1
0
1
1
2
0
0
0
0 
0 
0 
0
0
0
0
0
0
0
0 
0
1
0
0
0
0
1
0
0
0
0
1
0
0 
0
0
0
0
0
0
0
1 
0 
0 
1
0 
0
1
1
1
0
0
0
0
0
1 
0 
0
0
0
0 
0 
0 
0 
