#pragma once

#include <compare>

namespace std {
template <typename T> std::strong_ordering operator<=>(T const & lhs, T const & rhs) {
  if (lhs < rhs) {
    return std::strong_ordering::less;
  }
  if (lhs > rhs) {
    return std::strong_ordering::greater;
  }
  return std::strong_ordering::equal;
}
}