process.stdin.resume();
process.stdin.setEncoding('utf-8');
 
let inputString = '';
let currentLine = 0;
 
process.stdin.on('data', inputStdin => {
    inputString += inputStdin;
});
 
process.stdin.on('end', _ => {
    inputString = inputString.split(/\n/);
    main();    
});
 
function readLine() {
    return inputString[currentLine++];
}

function main() {
  const x = Number(readLine())
  console.log(x === 0 ? 1 : 0)
}