21     
2     
3 3    
10 10    
0 50 50 0  
1 99.7722 98.8733 1  
2 43.4604 32.283 0  
3 58.1458 57.4125 1  
4 44.239 7.8236 0  
5 39.363 71.0966 1  
6 27.3712 34.2496 1  
7 17.6977 80.554 1  
8 1.3492 53.8513 1  
9 30.6296 53.43 0  
10 33.7431 53.4155 1  
11 99.7722 98.8733 1  
12 43.4604 32.283 1  
13 58.1458 57.4125 0  
14 44.239 7.8236 1  
15 39.363 71.0966 1  
16 27.3712 34.2496 1  
17 17.6977 80.554 1  
18 1.3492 53.8513 1  
19 30.6296 53.43 1  
20 33.7431 53.4155 0  
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
