decrement_array.c

decrement_array.c

void decrement_the_array () {
   int x, y, z;

   for (x = 0; x < ARRAY_WIDTH; x++) {
      for (y = 0; y < ARRAY_HEIGHT; y++) {
         for (z = 0; z < ARRAY_DEPTH; z++) {
            if (array[x][y][z] == 0) {
               goto exception;
            }

            array[x][y][z]--;
         }
      }
   }

   return;

exception:
   error ("element (%d, %d, %d) already equals zero");
   return;
}