Problem Statement  
Cat Pochi visited a town of rabbits and asked some of the rabbits the following question: "How many rabbits in this town other than yourself have the same color as you?". The rabbits all replied truthfully, and no rabbit was asked the question more than once. You are given the rabbits' replies in the int[] replies. Return the minimum possible number of rabbits in this town.  
Definition  
 
Constraints  
  replies will contain between 1 and 50 elements, inclusive.  
  Each element of replies will be between 0 and 1,000,000, inclusive.  
Examples  
0)  
 
1)  
 
2)  
