APIO 2022 is going to take place in a few days. As usual, we invite everyone to join the open contest this year. It'll have the same problem set as APIO 2022 and will be held using CMS the same system the official contest will use.
You can register using the following link: link
UPD: Registeration for the open contest will close at Monday, 29 May 2022 — 00:00 UTC in about 7 hours.
APIO 2022 Scientific Committee.