Problem: 

Input

The input contains a single integer a (0 ≤ a ≤ 35).

Output

Output a single integer.

Examples

Input

3


Output

8


Input

10


Output

1024

Solution (in JAVA):

Solution:
import java.util.Scanner;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.math.BigDecimal;
import java.io.BufferedWriter;
import java.io.BufferedReader;
import java.io.OutputStream;
import java.io.PrintWriter;
import java.io.Writer;
import java.math.BigInteger;
import java.io.InputStream;

/**
 * Built using CHelper plug-in
 * Actual solution is at the top
 * @author Fish <lyhypacm@gmail.com>
 */
public class Main {
	public static void main(String[] args) {
		InputStream inputStream = System.in;
		OutputStream outputStream = System.out;
		InputReader in = new InputReader(inputStream);
		OutputWriter out = new OutputWriter(outputStream);
		TaskA solver = new TaskA();
		solver.solve(1, in, out);
		out.close();
	}
}

class TaskA {
    private static final String[] ret =
            {
                    "Washington", "Adams", "Jefferson", "Madison", "Monroe", "Adams", "Jackson", "Van Buren", "Harrison", "Tyler",
                    "Polk", "Taylor", "Fillmore", "Pierce", "Buchanan", "Lincoln", "Johnson", "Grant", "Hayes", "Garfield", "Arthur",
                    "Cleveland", "Harrison", "Cleveland", "McKinley", "Roosevelt", "Taft", "Wilson", "Harding", "Coolidge", "Hoover",
                    "Roosevelt", "Truman", "Eisenhower", "Kennedy", "Johnson", "Nixon", "Ford", "Carter", "Reagan"
            };

    public void solve(int testNumber, InputReader in, OutputWriter out) {
        int n = in.nextInt();
        out.println(ret[n - 1]);
    }
}

class InputReader {
    private Scanner scanner;

    public InputReader(InputStream inputStream) {
        scanner = new Scanner(new BufferedReader(new InputStreamReader(inputStream)));
    }

    public int nextInt() {
        return scanner.nextInt();
    }

    public long nextLong() {
        return scanner.nextLong();
    }

    public String next() {
        return scanner.next();
    }

    public BigInteger nextBigInteger() {
        return scanner.nextBigInteger();
    }

    public BigDecimal nextBigDecimal() {
        return scanner.nextBigDecimal();
    }

    public double nextDouble() {
        return scanner.nextDouble();
    }
}

class OutputWriter {
    private PrintWriter printWriter;

    public OutputWriter(OutputStream outputStream) {
        printWriter = new PrintWriter(new BufferedWriter(new OutputStreamWriter(outputStream)));
    }

    public OutputWriter(Writer writer) {
        printWriter = new PrintWriter(writer);
    }

    public <T> void print(T object) {
        printWriter.print(object);
    }

    public <T> void println(T object) {
        printWriter.println(object);
    }

    public void println() {
        printWriter.println();
    }

    public void close() {
        printWriter.close();
    }
}