Piano
           
        
       
         
            
               
        
         256
                
                  
         
          0
                 
                
                  
         
          4
                   
         
          4
                         
                  
         
          G
                   
         
          2
                 
              
             
               
                  
                 
                
        
         1
                
        
         1
              
             
               
                
        
         1024
              
             
               
                  
                 
                
        
         1
              
           
          
            
               
                  
                 
                
        
         1
              
             
               
                
        
         1024
              
             
               
                  
                 
                
        
         1
              
           
          
            
               
                  
                 
                
        
         1
              
             
               
                
        
         1024
              
             
               
                  
                 
                
        
         1
              
           
          
            
               
                  
                 
                
        
         1
              
             
               
                
        
         1024
              
             
               
                  
                 
                
        
         1
              
           
        
     
    

---

效果图:

---

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