16:00:00
2 days 8:17:33
Contest is over

CSIT Contest


Time elapsed

0:00:00

Time Remaining

16:00:00

Starts in

2 days 8:17:33

Ends in

3 days 0:17:33

Start

2025-05-07 22:00 CEST

End

2025-05-08 14:00 CEST

Visit Scoreboard
Log in

CSIT Contest

Crystal

Compiler settings

We use crystal 1.15.1 to compile your program with the following command:

$ crystal build {mainfile} -O 2 -o {executable} --no-color

  • {mainfile} is the entrypoint file (you can specify which file this is when submitting).
  • {executable} is the compiled executable.

File Extensions

Files with any of the following file extensions will be used: .cr

Additional information

Additional language-specific advice and information for many languages is available in the knowledge base