写的比较麻烦

   
 

    
  
      def yasuo(str1):  
    
  
      list1=list(str1);  
    
  
      len1=len(list1);  
    
  
      for s in list1:  
    
  
      n= 0;  
    
  
      for i in range(len1):  
    
  
      if(list1[i]==s):  
    
  
      n+= 1;  
    
  
      list1[i]= ’ ‘;  
    
  
      if(s== ’ ‘):  
    
  
      continue;  
    
  
      else:  
    
  
      print(s,n,end= ”,sep= ”)  
    
  
      str3=input( ‘输入一个’);  
    
  
      yasuo(str3);  
    
  
       
   
 
   

转载：https://blog.csdn.net/ybp1137287436/article/details/79479249