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.Scanner;
import java.util.ArrayList;
import java.util.Calendar;
public class C538B {
    public static void main(String[] args) {
        int [] quasiBinary = new int [] {1, 10, 11, 100, 101, 110, 111, 1000, 
        1001, 1010, 1011, 1100, 1101, 1110, 1111, 10000, 10001, 10010, 10011, 
        10100, 10101, 10110, 10111, 11000, 11001, 11010, 11011, 11100, 11101, 
        11110, 11111, 100000, 100001, 100010, 100011, 100100, 100101, 100110, 
        100111, 101000, 101001, 101010, 101011, 101100, 101101, 101110, 101111, 
        110000, 110001, 110010, 110011, 110100, 110101, 110110, 110111, 111000, 
        111001, 111010, 111011, 111100, 111101, 111110, 111111, 1000000};
        Scanner in = new Scanner(System.in);
        int num = in.nextInt();
        int index = 63;
        ArrayList<Integer> res = new ArrayList<>();
        while (num > 0) {
            if (num >= quasiBinary[index]) {
                num -= quasiBinary[index];
                res.add(quasiBinary[index]);
            } else {
                index -= 1;
            }
        }
        System.out.println(res.size());
        for(int i = 0; i < res.size(); i++) {
            System.out.print(res.get(i) + " ");
        }
    }
}