+ printf("Valeur a index %d: %d\n", 1, list_get(head, 1));
+ printf("Valeur a index %d: %d\n", 2, list_get(head, 2));
+ head = list_insert(head, 2, 7);
+ printf("Valeur a index %d: %d\n", 1, list_get(head, 1));
+ printf("Valeur a index %d: %d\n", 2, list_get(head, 2));
+ printf("Valeur a index %d: %d\n", 3, list_get(head, 3));
+ //head = list_delete(head, 2);
+ printf("Valeur a index %d: %d\n", 2, list_get(head, 2));
+ printf("Valeur a index %d: %d\n", 3, list_get(head, 3));
+ printf("Valeur a index %d: %d\n", 4, list_get(head, 4));