City of stars
                
                                                                               
                      = 106
                                         
                        
                                    
                                                   
                                                     
                         
                                           
         
                                      
                                                     
                                                                          
                                                    
    5
                                                                 
        
                                                                     
                                                                    
                                                         
                                   
                                                   
                                                                                
                                                  
    9
                                                                               
                                                               
        
                                                                             
                        
                                                                    
                               
                                   
                                                      
                                                              
                                                                            
    13
                                                     
                                                                   
                                                        
                                                                                  
                                                                        
                               
    17
             
                                                                    
                                                                    
                                                                                     
                                                                     
                                                                           
                                                              
    22
                                                                         
                                                                          
                                                                                   
                                
2
      
                                              
    26
                                             
                                              
                                                                     
                                                                       
                                   
                                                                              
                                                                  
                                         
                                                  
                                                                           
    30
                                                      
                                                      
                                                         
                                                                            
                                                                                    
                                              
    34
                                                                                
     
                                                                            
                                                                                        
                                                                
                                                                          
                                                                    
    37
                                                              
                                                                     
                                                                         
                                                                               
                                 
                                                                                         
                                                                             
    39
                                                                                         
       
                     
                                                                                               
                                                                                                 
                              
                                                                                             
                                                                                                        
                  
                                                                           
                                                                                                  
    41
                                                                                                      
                                                                                                      
                                                                                  
                                                                                                        
                                                                                                 
                                                                                                
                                               
                                                                                            
    44
                                                                 
               
                                               
                                                                                        
                                                                                         
                           
                                      
                                                                                                     3
      
      
            
                   
                          
                                                                     
                                                               
                                                                      
    47
                                      
                                                                                   
             
                  
                       
                         
                                                                          
                                                               
                                                                           
                                                                                    
                                                      
                                            
                                                 
                                                       
    51
                                                    
                                                         
                                                     
                                                           = 120       
                                                       
                                                      
    55
                                                    
                                                      rit
                                                                                       
                        
                                                                           
                                          
                                                                                          
                                                                             
                                                     = 120
                                                              
                            
                              
    60