internet-swatch-time.cpp

#include <iostream>
#include <chrono>
#include <ctime>

using ::std::cout;
using ::std::endl;

namespace time {

using ::std::chrono::system_clock;

int now () noexcept {
  auto tm = system_clock::to_time_t(system_clock::now());
  auto utc = ::std::gmtime(&tm);
  if (not utc) { return -1; }
  auto date = *utc;
  date.tm_hour += 1;
  auto sum = date.tm_sec + date.tm_min * 60 + date.tm_hour * 3600;
  return sum / 86.4;
}

} /* namespace time */

int main () { cout << "Current Internet Time: @" << time::now() << endl; }