Sept2025

Time elapsed

576:00:00

Time Remaining

0:00:00

Starts in

-81 days 3:10:21

Ends in

-55 days 4:10:21

Start

2025-09-05 08:00 CEST

End

2025-10-01 07:00 CEST

Visit Results

Sept2025

Welcome to Sept2025

6
Problems

116 / 59
Students / Groups

53
Languages

421
Submissions

Description

First challenge of the tournament. Runs until the end of September.

Start & End Times

Flexible Start Time	2025-09-05 08:00 - 2025-10-01 07:00 CEST
End time	2025-10-01 07:00 CEST

Problems

Label	Problem
A	Add Two Numbers
B	Hello World!
C	Ladder
D	Reversed Binary Numbers
E	The Easiest Problem Is This One
F	Dice Game

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.

Results

Results are shown without limitation.

Languages

Ada Algol 68 APL Bash C C# C++ COBOL Common Lisp Crystal C with GMP C++ with GMP C with Memory Check C++ with Memory Check D Dart Elixir Erlang F# Forth Fortran Go Haskell Java JavaScript (Node.js) JavaScript (SpiderMonkey) Java with Algs4 Julia Kotlin Lua Modula-2 Nim Objective-C OCaml Octave Odin Pascal Perl PHP Prolog Python 2 Python 3 Python 3 with NumPy Racket Ruby Rust Simula 67 Smalltalk SNOBOL Swift TypeScript Visual Basic Zig