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

int main (int argc, char * argv[], char * envp[])
{ 
  FILE *leFichier ;
  int n;
  // assert (argc == 2);
  if (argc != 2) {fprintf (stderr, "\nSyntaxe : %s <chaine> \n\n", argv[0]); exit (1); }
  leFichier = fopen (argv[1], "w");
  n = fwrite ("OK !\13\10\10\10\10", strlen ("OK !\13\10\10\10\10"), 1, leFichier);
  fclose ( leFichier); 
 
  printf ("\nhello %s\n\n", argc);
  printf ("\n\n\n Fin normale du programme\n\n");
}