4  0.310760 
1  2 
1  2 
7  
2  2 0.377991 
6  
7  
2  2 0.859324 
1  2 
1  1 
1  1 
4  0.487637 
7  
7  
7  
6  
1  2 
2  1 0.020166 
2  2 0.165004 
3  
3  
2  2 0.846074 
7  
7  
7  
6  
5  
