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

static char * mot(int taille) {
  int i;
  static char tmp[256];
  char debut = 'A';
  taille = taille > 254 ? 254 : taille;
  tmp[0] = debut + (rand() % 26);
  debut = 'a';
  for(i = 1; i < taille; ++i) {
    tmp[i] = debut + (rand() % 26);
  }
  tmp[i] = '\0';
  return tmp;
}

int main(void) {
  int i;
  srand(time(NULL));
  for(i = 0; i < 10; ++i)
    printf("%s\n", mot(5 + (rand()%10)));
  return 0;
}