text: // Not a "puzzler" in the usual sense, but worth thinking about:
  // Inline member functions should always be defined in
  // header files...but there are 3 totally equivalent (and legal)
  // ways to do this, syntactically.
  //
  // Are there any reasons to prefer one style above another?
  // (THERE IS NO DIFFERENCE in semantics or performance!)
  //
  
  #include <iostream>					// Note: This is ALL in a header file
  using std::cout;
  
  class T
  {
  public:
      void foo()
          {
          cout << "foo()\n";              // option #1: "in-situ" (complete)
          }
  
      inline void bar();                  // option #2 (declaration)
  
      void zot();                         // option #3 (declaration)
  };
  
  void T::bar() { cout << "bar()\n"; }    // option #2 (definition)
  
  inline void T::zot() {
      cout << "zot()\n"; }                // option #3 (definition)
  