North America Championship 2021 Replay

Time elapsed

5:00:00

Time Remaining

0:00:00

Starts in

-229 days 5:38:49

Ends in

-228 days 21:38:49

Start

2025-04-28 19:00 CEST

End

2025-04-29 03:00 CEST

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North America Championship 2021 Replay

Welcome to North America Championship 2021 Replay

This is the contest system for North America Championship 2021 Replay. The contest has now finished. You can view the final results.

13
Problems

3 / 1
Contestants / Teams

54
Languages

15
Submissions

Start & End Times

Flexible Start Time	2025-04-28 19:00 - 2025-04-29 03:00 CEST
End time	2025-04-29 03:00 CEST

Problems

Label	Problem
A	AND Permutation
B	Apple Orchard
C	Cleaning Robot
D	Contest Construction
E	Ketek Counting
F	Mountainous Palindromic Subarray
G	Permutation CFG
H	Special Cycle
I	The King's Guards
J	The Paladin
K	Token Game
L	TraveLog
M	You be The Judge, Again

Scoring

Pass/Fail — Ranked

Explanation:
Each problem is pass/fail. Participants are ranked by the number of solved problems, breaking ties by penalty (sum of time + 20 minutes per wrong submission, for all solved problems). Time is rounded to minutes.

Standings

Standings are shown without limitation.

Languages

Ada Algol 60 Algol 68 APL Bash BCPL BQN C C# C++ COBOL Common Lisp Crystal D Dart Elixir Erlang F# Forth Fortran Fortran 77 Gerbil Go Haskell Icon Java JavaScript (Node.js) JavaScript (SpiderMonkey) Julia Kotlin Lua Modula-2 Nim Objective-C OCaml Octave Odin Pascal Perl PHP PL/I Prolog Python 2 Python 3 Racket Ruby Rust Simula 67 Smalltalk SNOBOL Swift TypeScript Visual Basic Zig