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

public class No256 {
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int n = sc.nextInt();
		sc.close();
		int len = String.valueOf(n).length();
		int[] arrayN = new int[len];
		int d = (int)Math.pow(10, len-1);
		for(int i = 0; i < len; i++){
			arrayN[i] = n / d;
			n = n % d;
			d = d / 10;
		}
		Arrays.sort(arrayN);
		for (int i = len - 1; i >=0; i--){
			System.out.println(arrayN[i]);
		}
	}
}