Exo 6

#include <stdio.h>
#include <unistd.h>

int main(int argc, char **argv)
{
  int   i;
  int   x;
  int   a;
  int   b;
  int   z;

  i = 0;
  x = 0;
  a = 0;
  b = 0;
  z = 0;
  if (argc == 1)
    {
      printf("Quel format voulez vous? 1: Plein 2: Vide 3: Les Deux 4: J'annule\n");
      scanf("%d", &z);
      if (z == 4)
    return (0);
      printf("Largueur du rectangle:\n");
      scanf("%d", &i);
      printf("Longueur du rectangle:\n");
      scanf("%d", &x);
      write(1, "\n", 1);
      if (z == 1 || z == 3)
    {
      if (i < 0 || x < 0)
        {
          printf("I et X doivent être des > à 0");
          return (-1);
        }
      while (b < i)
        {
          while (a < x)
        {
          write(1, "*", 1);
          a = a + 1;
        }
          b = b + 1;
          a = 0;
          write(1, "\n", 1);
        }
    }
      if (z == 3)
    write(1, "\n", 1);
      if (z == 2 || z == 3)
    {
      b = 0;
      a = 0;
      if (i < 0 || x < 0)
        {
          printf("I et X doivent être des > à 0");
          return (-1);
        }
      while (b < i)
        {
          if (b == 0 || b == i - 1)
        {
          while (a < x)
            {
              if (a == 0 || b == 0 || b == i - 1)
            {
              write(1, "*", 1);
              a = a + 1;
            }
              else
            {
              write(1, " ", 1);
              a = a + 1;
            }
            }
        }
          else
        {
          while (a < x)
            {
              if (a == 0 || a == x - 1)
            {
              write(1, "*", 1);
              a = a + 1;
            }
              else
            {
              write(1, " ", 1);
              a = a + 1;
            }
            }
        }
          b = b + 1;
          a = 0;
          write(1, "\n", 1);
        }
    }
    }
  else
    printf("NONNONONONON");
  return (0);
}