using System;

​

/*

* Given a string array of sha256 hashed values, return true if the string array contains the input, and false if it does not contain the input. 

*

**/

public class Program

{

    public static void Main()

    {

        Console.WriteLine("Hello World");

    }

    public bool CheckDuplicates(string[] hashes, string input){

        return false;

    }

}