using System;

public class Program

{

    public static void Main()

    {

        string hi = "Hello";

        string hi2 = "Hello";

        string hi3 = "hello";

        string hi4 = "hi";

        Console.WriteLine("hi = {0}\nhi2 = {1}\nhi3 = {2}\nhi4 = {3}", hi.GetHashCode(), hi2.GetHashCode(), hi3.GetHashCode(), hi4.GetHashCode());

    }

}