example1_elapsed_time.cpp

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#include <iostream>
#include <chrono>
#include <thread>

int main() {
    using namespace std::chrono;

    // Record the start time
    auto start = high_resolution_clock::now();

    // Simulate work by sleeping for 1 second
    std::this_thread::sleep_for(seconds(1));

    // Record the end time
    auto end = high_resolution_clock::now();

    // Calculate the elapsed time
    duration<double> elapsed = end - start;

    std::cout << "Elapsed time: " << elapsed.count() << " seconds" << std::endl;

    return 0;
}