News: See below (updated Mon 15 Aug 2022).
Forums: Last post made Tue 23 Dec 2014.
Welcome to the online training site for the Australian Informatics Olympiad programme!
Below you can view past AIO and FARIO problems. Register an account to get your solutions marked by our online evaluator.
Are you new to orac? Are you new to programming in general? Check out our getting started guide.
IOI 2022 was hosted by Indonesia from the 7th to the 14th of August. Congratulations to the Australian team for earning four silver medals! The team placed 33rd, 63rd, 65th and 71st.
There are known issues with std::list, std::unordered_map and std::unordered_set, so please avoid use of these in your submissions for the time being.
It is recommended that you use our new training site, ORAC 2.
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