ch-04-ex-02-solution.cpp
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ch-04-ex-02-solution.cpp
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			/*
			* chapter-04-exercise-02.cpp
			*
			* Integer swap with pointers
			*
			* Created on: Sep 24, 2012
			* Author: Radu Popescu <radu.popescu@epfl.ch>
			*/

			#include <iostream>

			int main(int argc, char *argv[]) {
			int i = 5, j = 10;

			std::cout << "i = " << i << " , j = " << j << std::endl;

			// Swap
			int p1, p2;
			p1 = &i;
			p2 = &j;

			p1 = p1 + *p2;
			p2 = p1 - *p2;
			p1 = p1 - *p2;

			// Check
			std::cout << "i = " << i << " , j = " << j << std::endl;

			return 0;
			}