import java.io.*;

class Process {
    private int X;

    Process(int X) {
        this.X = X;
    }

    int getResult() {
        return ((X == 0) ? 1 : 0);
    }
}

public class Main {
    public static void main(String[] args) throws IOException {
        var bufferedReader = new BufferedReader(new InputStreamReader(System.in));
        var printWriter    = new PrintWriter(new BufferedWriter(new OutputStreamWriter(System.out)));

        // 入力
        int X = Integer.parseInt(bufferedReader.readLine().trim());

        // 処理および出力
        printWriter.println((new Process(X)).getResult());
        
        bufferedReader.close();
        printWriter.close();
    }
}