#include <iostream>
#include <cstdlib>
#include <ctime>
using namespace std;

int main()
{
   time_t internalTime = time(0);
   cout << "The current internal time is " << internalTime << endl;

   clock_t cpuTime = clock();        // store CPU time used so far
   // A silly loop to waste time
   for (int i = 0; i < 1000000; i++) internalTime = time(0);
   cpuTime = clock() - cpuTime;      // calculate CPU time for the loop to run

   double secsUsed = static_cast<double>(cpuTime)/CLOCKS_PER_SEC;
   cout << "The loop took " << secsUsed << " cpu secs to run. " << endl;

   return 0;
}