Two strings - Array, BinarySearch method, Array.sort

TwoStrings8.cs

using System;
using System.Collections.Generic;
using System.IO;
class Solution {
    static void Main(String[] args) {
        /* Enter your code here. Read input from STDIN. Print output to STDOUT. Your class should be named Solution */
        int count = Convert.ToInt32(Console.ReadLine());
        
        for(int i=0; i < count; i++)
        {
            bool found = false;
            char [] myFirstChar = Console.ReadLine().ToCharArray();
            char [] mySecondChar = Console.ReadLine().ToCharArray();
            
            Array.Sort(myFirstChar);
            Array.Sort(mySecondChar);
            
               

            
            for(int j=0; j < myFirstChar.Length; j++){
                    if(Array.BinarySearch(mySecondChar,myFirstChar[j])>=0)
                        { found = true; break;}
                
            }
            if (found)
                Console.WriteLine("YES");
            else
                Console.WriteLine("NO");

        }

    }
}