/*
   testops2.cpp
   CIS 150
   5/29/2008
   David Klick
   
   Examples of increment and decrement operators.
*/

#include <iostream>
using std::cin;
using std::cout;

void cont();

int main(void) {
   // declare and initialize variables
   int x = 5;
   int y = 0;

   // display results of inc and dec operators
   cout << "               y  x\n";
   cout << "at start:      " << y << ", " << x << '\n';
   y = ++x;
   cout << "after y = ++x: " << y << ", " << x << '\n';
   y = x++;
   cout << "after y = x++: " << y << ", " << x << '\n';
   y = --x;
   cout << "after y = --x: " << y << ", " << x << '\n';
   y = x--;
   cout << "after y = x--: " << y << ", " << x << '\n';

   cont();
   return 0;
}

void cont() {
   if (cin.rdbuf()->sungetc() != -1 && cin.get() != '\n') cin.ignore(80,'\n');
   cout << "Press Enter to continue...";
   cin.get();
   return;
}

/*
   Sample output:
   
                  y  x
   at start:      0, 5
   after y = ++x: 6, 6
   after y = x++: 6, 7
   after y = --x: 6, 6
   after y = x--: 6, 5
*/