Question

How to check whether two strings contain same characters in C#

Answer 1

using System;
using System.Collections.Generic;

class Program
{
    static void Main() {
        string s1 = "c# programming";
        string s2 = "ingprogrammi c#";
        
        var s1_hs = new HashSet<char>(s1);
        var s2_hs = new HashSet<char>(s2);
        
        if (s1_hs.SetEquals(s2_hs))
            Console.Write("yes");
        else
            Console.Write("no");
    }
}



/*
run:

yes

*/

 

70+ SQL courses for beginners and professionals

Answer 2

using System;
using System.Collections.Generic;

class Program
{
    static bool contain_same_characters(string s1, string s2) {
        var s1_hs = new HashSet<char>(s1);
        var s2_hs = new HashSet<char>(s2);
              
        if (s1_hs.SetEquals(s2_hs))
            return true;
                
        return false;
    }
    static void Main() {
        string s1 = "c# programming";
        string s2 = "ingggggprooooogrammi c#####";

        if (contain_same_characters(s1, s2))
            Console.Write("yes");
        else
            Console.Write("no");
    }
}
  
  
  
/*
run:
  
yes
  
*/

 

70+ SQL courses for beginners and professionals