import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.util.Arrays;
import java.util.StringTokenizer;

public class Main {
    public static void main(String[] args) {
        final BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        final BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(System.out));
        try {
            int T = 1;
            for (int i = 0; i < T; ++i) {
                Runner runner = new Runner(br, bw);
                runner.run();
                runner.flush();
            }
            br.close();
            bw.close();
        } catch (IOException e) {
            throw new RuntimeException(e);
        }
    }
}

class Solution {
    String solution(int k) {
        // S = (2^k - 1) * (2^k) / 2
        //   = (2^k - 1) * 2^(k-1)
        //   = (2^k - 1) << (k-1)
        var sb = new StringBuilder();
        for (int i = 0; i < k; ++i) sb.append('1');
        for (int i = 0; i < k - 1; ++i) sb.append('0');
        return sb.toString();
    }
}

class Runner {
    final Reader reader;
    final BufferedWriter bw;

    final int k;

    Runner(BufferedReader br, BufferedWriter bw) {
        this.reader = new Reader(br);
        this.bw = bw;
        try {
            k = Integer.parseInt(br.readLine());
        } catch (Exception e) {
            throw new RuntimeException(e);
        }
    }

    public void flush() {
        try {
            bw.write('\n');
            bw.flush();
        } catch (IOException e) {
            throw new RuntimeException(e);
        }
    }

    public void run() throws IOException {
        var sol = new Solution();
        var res = sol.solution(k);
        _write(res);
    }

    private void _write(Object o) {
        try {
            bw.write(String.valueOf(o));
        } catch (IOException e) {
            throw new RuntimeException(e);
        }
    }
}

class Reader {
    private BufferedReader br;

    public Reader(BufferedReader br) {
        this.br = br;
    }
}