ch-04-ex-03-solution.cpp
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ch-04-ex-03-solution.cpp
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			/*
			* chapter-04-exercise-03.cpp
			*
			* Dynamic memory for vectors
			*
			* Created on: Sep 24, 2012
			* Author: Radu Popescu <radu.popescu@epfl.ch>
			*/

			#include <iostream>

			int main(int argc, char *argv[]) {
			// Do everything one billion times
			for (int n = 0; n < 1000000000; ++n) {
			// Allocate vectors
			double *v = new double[3];
			double *w = new double[3];

			// Assign values
			v[0] = 1.0;
			v[1] = 2.0;
			v[2] = 3.0;
			w[0] = 4.0;
			w[1] = 5.0;
			w[2] = 6.0;

			// Compute scalar product
			double s = 0;
			for (int i = 0; i < 3; ++i) {
			s += v[i] * w[i];
			}
			std::cout << "The scalar product of v and w is: " << s << std::endl;

			// Cleanup
			delete[] v;
			delete[] w;
			}

			return 0;
			}