using System;
public class Program
{
    public static void Main()
    {
        int x = int.Parse(Console.ReadLine() ?? string.Empty);
        //string[] pass = (Console.ReadLine() ?? string.Empty).Trim().Split(' ');
        //string a = Console.ReadLine() ?? string.Empty;

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