AtCoder Grand Contest 070 screencast with commentary and a quick recap of the solutions at the end

[@mydimle]

It must be Christmas with two videos from Petr within 24 hours.

[@codekundan]

@Petr Please do more such videos.

[@Beast_B944]

please tell tourist to stream in youtube . plzzzz

[@theorist_2]

Which laptop do you use?

[@TheDev-ht9zv]

great job

[@heisenberg441]

Awesome👏

[@1cuyu]

orz

[@A57278]

skill issue