0:00:00
-20 days 8:08:48
Contest is over

test2


Time elapsed

0:05:00

Time Remaining

0:00:00

Starts in

-20 days 8:08:48

Ends in

-20 days 8:03:48

Start

2025-06-17 12:00 CEST

End

2025-06-17 12:05 CEST

Visit Scoreboard
Log in

test2

Crystal

Compiler settings

We use crystal 1.16.3 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