using System.Collections.Generic;
using System;
using System.Linq;
using System.Drawing;

namespace yukicoder
{
    class Program
    {

        static void Main(string[] args)
        {
            var X = int.Parse(Console.ReadLine());

            if(X == 1)
            {
                Console.WriteLine("0");
            }
            else if(X == 0)
            {
                Console.WriteLine("1");
            }
        }
    }
}