Compiler settings

We use javac 21.0.7 to compile your program with the following command:

$ javac -encoding UTF-8 -sourcepath {path} -cp {path}/*:/opt/algs4/algs4.jar -d {path} {files}

• {files} is a space-separated list of all files.

Runtime settings

We use java 21.0.7 to run your program with the following command:

$ java -Dfile.encoding=UTF-8 -XX:+UseSerialGC -Xss64m -Xms{memlim}m -Xmx{memlim}m -cp {path}:{path}/*:/opt/algs4/algs4.jar {mainclass}

• {mainclass} is the class containing your main function.
• {memlim} is the actual memory limit for the problem you are submitting to.

File extensions

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

Additional information

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