#include <math.h>
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

typedef unsigned long long int ull;
typedef long long int ll;
typedef long double ld;

int main(void) {
  int scan; // scanf result
  int k; // to input 
  char *s; // to input 

  scan = scanf("%d", &k);
  s = (char *)malloc(sizeof(char) * 101);
  scan = scanf("%s", s);

  int slen;
  slen = strlen(s);

  char answer[103];

  for (int n = 0; n < slen; n++) {
    answer[n] = s[n];
  }

  answer[slen] = '.';
  answer[slen + 1] = '.';
  answer[slen + 2] = '.';

  int anslen = strlen(answer);
  for (int x = 0; x < anslen; x++) {
    printf("%c", answer[x]);
  }

  return (0);
}
