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

int main(int argc, char *argv[])
  {
    int i,legrovidebb,rovid;
    char *akt;

    legrovidebb = strlen(argv[1]);

    for (i = 2;i < argc; i++)
      {
        if (legrovidebb > strlen(argv[i]))
          legrovidebb = strlen(argv[i]);
      }

    for (i = 1;i < argc; i++)
      {
        if (strlen(argv[i]) == legrovidebb)
          printf("%s\n",argv[i]);
      }

    return 0;
  }