fn main() {
  assert ("hello" < "hellr");
  assert ("hello " > "hello");
  assert ("hello" != "there");

  assert ([1,2,3,4] > [1,2,3]);
  assert ([1,2,3] < [1,2,3,4]);
  assert ([1,2,4,4] > [1,2,3,4]);
  assert ([1,2,3,4] < [1,2,4,4]);
  assert ([1,2,3] <= [1,2,3]);
  assert ([1,2,3] <= [1,2,3,3]);
  assert ([1,2,3,4] > [1,2,3]);
  assert ([1,2,3] == [1,2,3]);
  assert ([1,2,3] != [1,1,3]);
}