+ // Heavy solution
+ /* int minIndex = formeNumber - nElements - 1;
+ for (int i = formeNumber - 1; (i > minIndex && !isEmpty()); i--) {
+ supprimer(i);
+ } */
+ // Lightweight solution
+ if (formeNumber - nElements > 0) {
+ formeNumber -= nElements;
+ } else {
+ formeNumber = 0;
+ }
+ }
+
+ public int compareTo(Image image) {
+ return formeNumber - image.getSize();
+ }