Criterion 2021 Round 12

Schedule

The contest started on April 9, 2021 at 10:00 AM UTC and ran for 2 hours 30 minutes.

Rating

This contest is rated for all participants. Toph uses the Glicko-2 rating system.

Authors

The authors of this contest are Anachor, Hasinur_, ishtupeed, jackal_1586, Peregrine_Falcon, TarifEzaz, and upobir.

Rules

This contest is formatted as per the official rules of ICPC Regional Programming Contests. See details...

You can use Bash 5.0, Brainf*ck, C# Mono 6.0, C++11 GCC 7.4, and 21 other programming languages C++14 GCC 8.3, C++17 GCC 9.2, C11 GCC 9.2, Common Lisp SBCL 2.0, Erlang 22.3, Free Pascal 3.0, Go 1.13, Haskell 8.6, Java 1.8, Kotlin 1.1, Node.js 10.16, Perl 5.30, PHP 7.2, PyPy 7.1 (2.7), PyPy 7.1 (3.6), Python 2.7, Python 3.7, Python 3.8, Ruby 2.6, Swift 5.3, and Whitespace in this contest.

Be fair, be honest. Plagiarism will result in disqualification. Judges’ decisions will be final.