Write a C# Sharp program to create a new string from two given string one is shorter and another is longer. The format of the new string will be long string + short string + long string

using System;
namespace exercises
{
   class Program
    {       
        static void Main(string[] args)
        {
            Console.WriteLine(test("Hello", "Hi"));
            Console.WriteLine(test("JS", "Python"));
            Console.ReadLine();
        }
        
         public static string test(string s1, string s2)
         {
             return s1.Length < s2.Length ? s2 + s1 + s2 : s1 + s2 + s1;
         }
  }
}