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

class Program
{
    public void Solve()
    {
        bool X = Convert.ToBoolean(int.Parse(Console.ReadLine()));
        Console.WriteLine(!X == true ? 1 : 0);
    }

    static void Main()
    {
        var solver = new Program();
        solver.Solve();
    }
}