#include <stdio.h>

#ifndef DEBUG
#define DEBUG(...) printf(__VA_ARGS__)
#endif
void bubble_sort(int a[], int br[]){
	int i, j, tmp;
	for(i = 1; i <= 10; i++){
		for(j = 2; j <= 10; j++){
			if(a[j-1] < a[j]){
				tmp = a[j-1];
				a[j-1] = a[j];
				a[j] = tmp;

				tmp = br[j-1];
				br[j-1] = br[j];
				br[j] = tmp;
			}
		}
	}
	for(i = 1; i <= 10; i++){
		if(a[i] == 0) continue;
		printf("%d\t", br[i]);
	}
	printf("\n");
	for(i = 1; i <= 10; i++){
		if(a[i] == 0) continue;
		printf("%d\t", a[i]);
	}
}
/*void selection_sort(int a[], int br[]){
	int i, j, max, tmp, n=10;
	for(i = 1; i <= n - 1; i++){
		max = i;
		for(j = i + 1; j <=n; j++){
			if(a[j] > max){
				max = j;
			}
		}
		tmp = a[max];
		a[max] = a[i];
		a[i] = tmp;

		tmp = br[max];
		br[max] = br[i];
		br[i] = tmp;

	}
	for(i = 1; i <= 10; i++){
		printf("%d ", a[i]);
	}
	printf("\n");
	for(i = 1; i <= 10; i++){
		printf("%d ", br[i]);
	}
}*/
void bucket_sort(int in[], int out[], int n){
	int i, br[10]={0};
	for(i = 1; i <= n; i++){
		out[in[i]]++;
	}
	for(i = 1; i <= 10; i++){
		br[i]= i;
	}
	/*for(i = 1; i <= 10; i++){
		printf("%d ",br[i]);
	}
	printf("\n");

	for(i = 1; i <= 10; i++){
		printf("%d ",out[i]);
	}*/

	//selection_sort(out, br);
	bubble_sort(out, br);
}

int main() {
	int polje[1000], out[1000]={0}, i=1, counter=0;
	while(1){
		scanf("%d", &polje[i]);
		if(polje[i]==0)break;
		i++;
		counter++;
	}

	/*for(i = 1; i <=counter; i++){
		printf("%d ", polje[i]);
	}*/
	bucket_sort(polje, out, counter);
  return 0;
}