import java.math.BigInteger;

 import java.util.Arrays;

 import java.util.Scanner;

 public class Main {

     static int n;

     public static void main(String[] args) {

         Scanner input = new Scanner(System.in);

         n = input.nextInt();

         StringBuffer s = new StringBuffer();

         s.append("0");

         for(int i=0;i<n;i++){

             StringBuffer s1 = new StringBuffer();

             s = f(0,s,s1);

         }

         System.out.println(s.toString());

     }

     public static StringBuffer f(int i,StringBuffer s,StringBuffer s1){

         if(i==s.length()) return new StringBuffer("");

         if(s.charAt(i)=='1'){

             s1.append("01");

         }else{

             s1.append("1");

         }

         f(i+1,s,s1);

         return s1;

     }

 }