111111
 100009
 10011
 1000000
 8
 10201
 102030
 908172
 123456
 415
 900000
 21
 909090
 314159
 999999
 909823
 987654
 1453
 1435
 98
 10
 2
 1

1
111111
 9
100001 1 1 1 1 1 1 1 1
 1
10011
 1
1000000
 8
1 1 1 1 1 1 1 1
 2
10101 100
 3
101010 1010 10
 9
101111 101011 101010 101010 101010 101010 101010 101000 100000
 6
111111 11111 1111 111 11 1
 5
111 101 101 101 1
 9
100000 100000 100000 100000 100000 100000 100000 100000 100000
 2
11 10
 9
101010 101010 101010 101010 101010 101010 101010 101010 101010
 9
111111 101011 101011 1011 11 1 1 1 1
 9
111111 111111 111111 111111 111111 111111 111111 111111 111111
 9
101111 101111 101101 101100 101100 101100 101100 101100 101000
 9
111111 111111 111111 111111 111110 111100 111000 110000 100000
 5
1111 111 111 110 10
 5
1111 111 111 101 1
 9
11 11 11 11 11 11 11 11 10
 1
10
 2
1 1
 1
1


import java.util.Arrays;
import java.util.Scanner;


/**
 *
 * @author Melissa
 */
public class Main {

    public static void main(String[] args) {
        int i = 0;
        int num[] = new int[128];
        for (i = 0; i <= 127; i++) {
            num[i] = Integer.parseInt(Integer.toBinaryString(i));
        }
        Scanner sc = new Scanner(System.in);
        int x = sc.nextInt();
        int index = Arrays.binarySearch(num, x);
        if (index < 0) {
            index *= -1;
            index -= 2;
        }
        int cont = 0;
        String rta = "";
        while (x > 0) {
            if (cont > 0) {
                rta += " ";
            }
            rta += num[index];
            cont++;
            x -= num[index];
            index = Arrays.binarySearch(num, x);
            if (index < 0) {
                index *= -1;
                index -= 2;
            }
        }
        
        if(cont==1){
            System.out.println(cont+1);
            System.out.println("0 "+rta);
        }else{
            System.out.println(cont);
            System.out.println(rta);
        }
    }

}
