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.*;

public class A {

    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        StringBuilder sb = new StringBuilder();

        ArrayList<Integer> al = new ArrayList<>();

        for (int i = 1; i < 1000000; i++) {
            String cur = String.valueOf(i);

            int count0 = 0;
            int count1 = 0;

            for (int j = 0; j < cur.length(); j++) {
                char c = cur.charAt(j);
                if (c == '1') {
                    count1++;
                } else if (c == '0') {
                    count0++;
                }
            }

            if (count0 + count1 != cur.length()) {
                continue;
            }

            al.add(i);

        }

        int n = sc.nextInt();

        int index = al.size() - 1;

        int count = 0;

        while (n != 0) {

            while (al.get(index) > n) {
                index--;
            }

            while (n >= al.get(index)) {
                n = n - al.get(index);
                count++;
                sb.append(al.get(index)).append(" ");
            }

        }

        System.out.println(count);

        System.out.print(sb);
    }
}