Hello, Codeforces friends!

I'd like to invite you to the mirror of the UP ACM Algolympics 2023 Final Round. Algolympics is an annual contest organized by the Association for Computing Machinery, University of the Philippines Diliman Chapter. It is open to teams consisting of undergraduate college students from the Philippines. This year's contest was held on March 25, 2023, but the mirrors are open to everyone!

Contest details:

• There are 13 problems over 5 hours.
• Every problem is worth 1 point.
• Scoring is binary. There are no partial points.
• The penalties are ICPC-style.
• The mirror will be held on June 17, 2023, from 9:00am to 2:00pm (UTC+8).
• Click here to go to the gym contest

Please register at the gym to join the mirror.

The problems range from easy to challenging. Everyone from the newbie to the grandmaster should find an interesting problem in the contest.

The problem setters are myself, Cisco Ortega (Shisuko), Josh Quinto (1NCID3R) and some of his colleagues in Samsung Research. Thanks to MikeMirzayanov for Codeforces and Polygon!