#include <string>
#include <iterator>
#include <iostream>
#include <algorithm>
#include <array>
#include <chrono>
#include <thread>
 

using namespace std;
 
void workerFuncBoost()
{
    std::chrono::seconds workTime(3);
    
    cout << "boost worker thread started" << endl;
    std::this_thread::sleep_for(workTime);    // TODO something useful will be nice
    cout << "boost worker thread finished" << endl;
}
 

void workerFuncCpp()
{
    std::chrono::seconds workTime(3);
    
    cout << "C++11 worker thread started" << endl;
    std::this_thread::sleep_for(workTime);    // TODO something useful will be nice
    cout << "C++11 worker thread finished" << endl;
}
 
 
 
int main()
{
    
    cout << "main: starting threads" << endl;
    std::thread workerThreadBoost(workerFuncBoost);
    std::thread workerThreadCpp(workerFuncCpp);
    
    cout << "main: waiting for thread" << endl;
    workerThreadBoost.join();
    workerThreadCpp.join();
    
    cout << "main: done" << endl;
    
    
    
    
    
    // construction uses aggregate initialization
    std::array<int, 3> a1{ {1, 2, 3} }; // double-braces required in C++11 (not in C++14)
    std::array<int, 3> a2 = {1, 2, 3};  // never required after =
    std::array<std::string, 2> a3 = { std::string("a"), "b" };
 
    // container operations are supported
    std::sort(a1.begin(), a1.end());
    std::reverse_copy(a2.begin(), a2.end(), 
                      std::ostream_iterator<int>(std::cout, " "));
 
    std::cout << '\n';
 
    // ranged for loop is supported
    for(const auto& s: a3)
        std::cout << s << ' ';
}