Results of the First Round 2013 online

The rankings of the first round 2013 are available. Congratulations to all the participants who qualified for the second round.

Press release (german) - Press release (french) - Pictures

SOI-Day on 12 January 2013

On 12 January 2013, the SOI-Day will take place at ETH Zurich. We prepared an exciting programme, filled with talks of computer scientists, explanations and solutions for the tasks of the first round and the live tournament of the “Who wants to be a billionaire?”-programs. Moreover, we will present the ranking of the first round and award amazing prizes.

The event is open to the public. You are very welcome to attend also if you did not participate this year. You are invited to bring along your friends, parents, teachers or other interested persons.

IBO 2013: Call for Volunteers

The International Olympiad in Biology 2013 will take place in Berne, Switzerland on July 14-21.

The organizers are currently looking for volunteers. You can find more information on their website.

Round 1: Deadline soon

Just to inform you that you have just a few more days to submit your tasks for the first round of SOI 2013.

We would like to stress, once more, that you should also submit if you only solved single tasks. You do not need to solve everything in order to participate in SOI. Moreover if you have any last minute questions, please do not hesitate to post in the forum or send us an email (

Deadline First Round SOI 2013 : Friday, 30th November 2012 at 23:59

Also note that you can (and should) submit earlier, so if you have problems with the submission, you can contact us. The submission forms will be closed after the deadline.

It is, if unavoidable, possible to submit multiple times in case you find bugs in your submission. We will only look at the last submission for each task though.

Please make sure that you

  • mention the taskname, the programming language and your username at the beginning of each textfile you submit
  • filled in all the details about your user account (postal address, phone number, school, teacher, etc.)

SOI Video 2012

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