Question

How to move all uppercase characters to the end of string in C#

Answer 1

using System;

class Program
{
     static public String move_uppercase_to_end(String s) { 
        int len = s.Length; 
        String lowercase  = ""; 
        String uppercase = ""; 
   
        char ch; 
        for (int i = 0; i < len; i++) { 
            ch = s[i]; 
   
            if (ch >= 'A' && ch <= 'Z') { 
                uppercase += ch; 
            } 
            else { 
                lowercase += ch; 
            } 
        } 
        return lowercase + uppercase; 
    } 
    static void Main() {
        String s = "C++ C# PHP Java"; 
 
        Console.Write(move_uppercase_to_end(s)); 
    }
}


/*
run:

++ #  avaCCPHPJ

*/

 

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