3  
2  1 0.404982 
3  
4  0.752525 
1  2 
3  
6  
5  
6  
4  0.462727 
2  2 0.549636 
6  
3  
3  
5  
4  0.143828 
4  0.732664 
2  2 0.936134 
1  2 
3  
6  
2  2 0.492441 
3  
7  
2  1 0.854856 
2  2 0.516586 
1  3 
1  3 
3  
6  
6  
1  3 
7  
