• Hong Kong Olympiad in Informatics (HKOI) is an annual programming competition for secondary students.
  • HKOI Online Judge
  • Hong Kong Olympiad in Informatics

Prize-giving Ceremony

The joint prize-giving ceremony of HKOI 2023/24, SDIC 2023 and NOIP 2023 (Hong Kong) will be held on 2nd February 2024.
Please refer to Prize-Giving Ceremony page for details.

January 18, 2024 12:46 pm

Results of HKPSOI 2023/24 Heat Event

The Heat Event of Hong Kong Primary Schools Olympiad in Informatics has concluded on 22nd December 2023. The results of the Heat Event has been published.

The registration period of the Final Event shall be 10th – 30th January 2024. The contact persons in the application forms should have received an email containing the details.

January 10, 2024 4:52 pm

Results of HKOI 2023/24

The results of HKOI 2023/24 has been released. Details about the prize-giving ceremony will be announced in January.

Results of HKOI 2023/24

December 21, 2023 10:45 am

Results of SDIC 2023 and NOIP 2023

Results of SDIC 2023 and Results of NOIP 2023 has been announced. HKACE will apply for CSP-J/S and NOIP physical certificates on behalf of all winners. Please do not apply for physical certificates on your own.

December 12, 2023 10:15 am

HKOI 2023/24 Finalists

The list of finalists of HKOI 2023/24 have been released.

Note: The Online Judge login details for finalists will be sent to your teacher-in-charge by email soon.

November 22, 2023 10:57 am

HKPSOI 2023/24 is now accepting applications

Details for Hong Kong Primary Schools Olympiad in Informatics (HKPSOI) 2023/24 has been published. The Heat Event will be held from 12th December (Tuesday) to 22nd December, 2023 (Friday) and the Final Event will be held on 9th March, 2024 (Saturday).

We welcome all primary schools to participate in the competition. Application deadline is 23rd November, 2023 (Thursday).

See instructions for application.

October 31, 2023 11:12 pm

HKOI 2023/24 is now accepting applications

Details for Hong Kong Olympiad in Informatics (HKOI) 2023/24 has been published. The Heat Event will be held on 11th November, 2023 (Saturday) and the Final Event will be held on 16th December, 2023 (Saturday).

We welcome all secondary schools to nominate students to the competition. Application deadline is 31st October, 2023 (Tuesday).

September 29, 2023 8:46 am

HKOI Online Judge 2023/24 Renewal

The current subscriptions will expire on 2023-09-30. We are now accepting renewal and new subscriptions.

If you are interested in the subscription, please visit the Online Judge page for more information and guides.

September 6, 2023 12:21 am