using System;

public class Program {
	public void Solve() {
		int X = int.Parse(Console.ReadLine());
		if (X == 0) {
			Console.WriteLine(1);
		} else {
			Console.WriteLine(0);
		}
	}
	
	public static void Main(string[] args) {
		Program program = new Program();
		program.Solve();
	}
}