/**
  @file 272.cpp
  @title  No.272 NOT回路 - yukicoder
  @url https://yukicoder.me/problems/no/272
**/

#include <bits/stdc++.h>
using namespace std;

typedef long long LL;
#define ALL(obj) (obj).begin(), (obj).end()
#define REP(i, N) for (int i = 0; i < (N); ++i)


int main() {
  bool X;
  cin >> X;

  cout << !X << endl;
  return 0;
}