Live demo

ⓘ Note:

We recommend that you open your browser's developper console aside,
and play with ace-cs HTML elements' attributes.
THIS IS REMOVED // @ace::skip::line #include auto main() -> int { // @ace::show::block::begin auto i = 42; // test std::cout << "- result:" << i << '\n'; return i; // @ace::show::block::end } THIS IS REMOVED TOO // @ace::skip::line