Question

How to find highest frequency character in a string with C#

Answer 1

using System;
					
public class Program
{
	static int TOTLAASCII = 256; 
      
    static char get_highest_frequency_character(String s) { 
        int []arr = new int[TOTLAASCII]; 

        int len = s.Length; 
        for (int i = 0; i < len; i++) 
            arr[s[i]]++; 
      
        int max = arr[0]; 
        char ch = ' '; 
        for (int i = 1; i < len; i++) { 
            if (max < arr[s[i]]) { 
                max = arr[s[i]]; 
                ch = s[i]; 
            } 
        } 
      
        return ch; 
    } 
	
	public static void Main()
	{
		String s = "javac++phpcpythonc#"; 
		
        Console.Write("Highest frequency character: " + get_highest_frequency_character(s)); 
	}
}



/*
run:

Highest frequency character: c

*/

 

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