Class  Options req.  
0  1 0 1 1 0  
1  0 0 0 1 0  
5  1 1 0 0 0  
2  0 1 0 0 1  
4  1 0 1 0 0  
3  0 1 0 1 0  
3  0 1 0 1 0  
4  1 0 1 0 0  
2  0 1 0 0 1  
5  1 1 0 0 0