Method push

cpp/runtime/array.h:182–189

  template<typename... Args>
  double push(Args&&... args) {
    if constexpr (std::is_arithmetic_v<T>)
      (arr_.push_back(static_cast<T>(args)), ...);
    else
      (arr_.push_back(std::forward<Args>(args)), ...);
    length = static_cast<double>(arr_.size());
    return length;
  }

  Array<T>* reverse() {
    std::reverse(arr_.begin(), arr_.end());