Function main

Examples/Modules/Chapter 11/Ex11_01A/Ex11_01A.cpp:6–29

import math;

int main()
{
  std::cout << "Lambda squared: " << square(lambda) << std::endl;

  int number;
  std::cout << "\nPlease enter an odd number: ";
  std::cin >> number;
  std::cout << std::endl;

  // if (isOdd(number))            /* Error: identifier not found: 'isOdd' */
  //   std::cout << "Well done!" << std::endl;

  switch (getOddity(number))
  {
    using enum Oddity;
  case Odd:
    std::cout << "Well done! And remember: you have to be odd to be number one!";
    break;
  case Even:
    std::cout << std::format("Odd, {} seems to be even?", number);
    break;
  }
  std::cout << std::endl;
}