#include <stdio.h>
#include <stdlib.h>
#define MAX 2000001
#define N 10000
int c[N+1],n,j;

int main(){
    int i;
    unsigned short *A,*B;
    
    scanf("%d",&n);
    
    A=malloc(sizeof(short)*n+1);
    B=malloc(sizeof(short)*n+1);
    
    for(i=0;i<n;i++){
        scanf("%d",&A[i+1]);
    }
    for(i=0;i<=N;i++){
        c[i]=0;
    }
    for(j=1;j<=n;j++){
        c[A[j]]++;
    }
    for(i=1;i<=N;i++){
        c[i]=c[i]+c[i-1];
    }
    for(j=1;j<=n;j++){
        B[c[A[j]]]=A[j];
        c[A[j]]--;
    }
    for(i=1;i<=n-1;i++){
        printf("%d",B[i]);
    }
    printf("%d\n",B[n]);
    
    return 0;
}
