Function larger

Exercises/Modules/Chapter 10/Soln10_05.cpp:29–34

// Template for functions to return the larger of two values
template <typename T>
T larger(T a, T b)
{
  static size_t counter{};
  std::cout << "This instantation has now been called " << ++counter << " time(s)\n";
  return a > b? a : b;
}