using System;

namespace ConsoleApp11
{
    class Program
    {
        static void Main(string[] args)
        {
            int X = int.Parse(Console.ReadLine());

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