Contest Environment

The hardware and software configurations for Rayan 2025 are listed below. Please note that these configurations are subject to change.

Hardware

• Mini PC: Intel NUC 13th Generation (Model NUC13ANHi3)
  • CPU: Intel Core i3-1315U (3.30–4.50 GHz)
  • RAM: 16 GB
  • Storage: 500 GB NVMe SSD
• External Monitor: Samsung 22″ C310 (1920×1080 resolution)
• External Keyboard: A4Tech KK-3330S
• External Mouse: A4Tech (1000 DPI)

Software

Operating System

• Ubuntu Desktop 24.04 LTS Linux (64-bit)

Desktop

• Xfce

Languages

• C++ (g++ version 13.2)
• Java (OpenJDK version 21.0)
• Python 3 (PyPy3 version 7.3 providing Python 3.9)

Editors and IDEs

• Eclipse
• IntelliJ IDEA (community edition)
• CLion
• Pycharm (community edition)
• Code::Blocks
• VS Code
• vi/vim/gvim
• emacs
• gedit
• geany
• kate

Reference Materials

• C++ STL
• JavaDocs
• Pascal
• DOMjudge Team Guide

Contest Platform

• DOMjudge

If you require any software not listed above or not included in the default Ubuntu 24 distribution, please let us know at [email protected] by November 5.

Compilation Commands

The command lines used for compiling submissions are as follows:

C++

g++ -x c++ -std=gnu++20 -Wall -O2 -static -pipe ${file}

Java

javac -encoding UTF-8 -d . ${file}

Python

pypy3 -m py_compile ${file}