Registration for IDAO 2020 is closed now.

The final count is 1287 teams from 78 countries


To take part in the Olympiad, each team participant must register. Each team MUST consists of 2-3 members.

The Olympiad is held in two rounds: online qualification round hosted on the Yandex.Contest Platform, and the on-site finals, held in Moscow. The solution of the task of the online round must be submitted by the team to the contest system no later than 23.59 Moscow time on February 11, 2020.

Based on the results of the online round, a table with points scored by teams will be published on the IDAO site by February 18, 2020, highlighting the list of finalists.

Each team can submit only one solution.

Only participants who have reached the age of 18 before the start of the on-site finals can participate.

At the finals, participants will need to use their own computer. Use of any legal software is allowed.

Three prizes will be awarded in the final round: one for the winning team, and two runners up.

Employees of Yandex and members of the LHCb collaboration can only participate hors concours, since Yandex and LHCb provide tasks for IDAO 2019.

First three teams according ot the Final Stage of IDAO 2019 are automatically invited directly to the Final stage of IDAO 2020, which releases them from passing through the Online Stage 2020. Therefore, the final number of the team at the final is 33: 33 are qualified through the Online stage and 3 prize holders of IDAO 2019.


30 best teams of the Online Stage will be invited to Moscow to take part in the Final Stage of competition.

All participants have the chance to showcase their skills to the data science community on an international scale - the results will be internships, networking with some of the most passionate and like-minded individuals, and job opportunities. Winning also will be a serious advantage for students applying to the master’s degree programs at the HSE Faculty of Computer Science.

For winners, valuable prizes will be awarded. The winners will be determined by the leaderboard ranking based on private test set.