How to use if and else in C# - Basic Scripting #39

using System;
namespace input
{
    class MyProgram
    {
        static void Main(string[] args)
        {
            input = Console.ReadLine();
            Console.WriteLine("Please type 1");
            if input == "1"
                Console.WriteLine("Well done!");
            if else
                Console.WriteLine("Please type 1");
        }
    }
}