Function main

examples/hello_coro.cpp:45–52

}

auto main() -> int
{
  STDEXEC_TRY
  {
    // Awaitables are implicitly senders:
    auto [i] = stdexec::sync_wait(async_answer2(just(42), just())).value();
    std::cout << "The answer is " << i.value() << '\n';
  }
  STDEXEC_CATCH(std::exception & e)
  {
    std::cerr << "error: " << e.what() << '\n';