!752

p {
  S a;
  S s = "[" + structure(a = rep('a', 100)) + ", " + structure(rep('a', 100)) + "]";
  print(s);
  L<S> l = cast unstructure(s);
  assertEquals(ll(a, a), l);
  assertSame(l.get(0), l.get(1));
  
  s = "[" + structure(a = rep('a', 5)) + ", " + structure(rep('a', 5)) + "]";
  print(s);
  l = unstructureList(s);
  assertEquals(ll(a, a), l);
  assertNotSame(l.get(0), l.get(1));
  
  print("OK!!");
}