OpenKattis
2G Practice
Standings
Problems
Help
Log in
Start
2021-11-09 11:00 CET
2G Practice
End
2021-11-09 12:30 CET
The end is near!
Contest is over.
Not yet started.
Contest is starting in
-1108 days 0:42:54
Time elapsed
1:30:00
Time remaining
0:00:00
Tutorial
Start the tutorial by choosing which programming language you want to use.
C
C#
C++
COBOL
Go
Haskell
Java
Node.js
Kotlin
Objective-C
Pascal
PHP
Prolog
Python 2
Python 3
Ruby
Rust
How to submit
How judging is done
Ranklist, scores and difficulties
How to
contact
us
Our
Terms of Service
Our
privacy policy