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香港電腦奧林匹克競賽 Hong Kong Olympiad in Informatics
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Hong Kong Olympiad in InformaticsHong Kong Girls' Olympiad in InformaticsSoftware Development Invitational Contest & CSP‑J/SNational Olympiad in Informatics in ProvincesPrize-giving Ceremony 2024/25Online JudgeUseful Links
IntroductionRulesAwards2024/25 Apply2024/25 Heat Event2024/25 Final EventPast HKPSOI ResultsPractice Platform
Training Team 2025 General InformationTraining Team 2025 ScheduleTraining Team FAQTraining MaterialsAPIO 2025EGOI Team Formation Test 2025Team Formation Test 2025
Started in 1997, Hong Kong Olympiad in Informatics (HKOI) is a prestigious annual programming competition for secondary school students, focusing on algorithmic problem-solving and programming skills, and serving as the preliminary selection contest for the International Olympiad in Informatics (IOI) Hong Kong team.
Organizers
Co-organizers
Introduction Past Results

General Information

Competition Rules
Awards
Frequently Asked Questions

HKOI 2024/25

Apply / Nomination Results – Deadline: 29th October 2024 (Tuesday)
Heat Event – 9th November 2024 (Saturday)
List of Finalists
Final Event – 7th December 2024 (Saturday)
Competition Results

Prepare

Competition Syllabus
Past Problems
Final Event Solutions
Organizer:
The Hong Kong Association for Computer Education
Education Bureau
Co-organizer:
The Chinese University of Hong Kong
City University of Hong Kong
Email:
The Hong Kong Association for Computer Education,
Kowloon East P.O. Box 68432
Copyright 2025 HKOI Organizing Committee