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Announcement•7 days ago
Basecamp Migration

We’re thrilled to announce a major update to how you access Eolymp! Next Monday (October 13th), we’ll be migrating basecamp to eolymp.com to make things simpler, faster, and more intuitive for our community.

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Announcement•7 days ago
Eolymp Weekend Practice #11

We are excited to announce new Weekend Practice round happening on Saturday, October 11th. This is rated competition for everyone.

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5 replies
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medv
•Announcement•8 days ago
Educational Round #2

We are excited to announce Educational Round #2 during October 6 - 12. This round is based on the problems from the archieve. This is not a rated contest but it is a good opportunity to practice tasks of varying difficulty.

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medv
•Tutorial•14 days ago
Educational Round #1 — Editorial

Even in ancient times, the Egyptians knew that a triangle with sides 3, 4, and 5 is a right triangle, with its right angle being the largest one. Determine whether other triangles also have this property.

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MathModel
•Announcement•18 days ago
Blitz Round #3

We are excited to announce new Blitz Round happening on Sunday, October 5th. This is rated competition for participants whose rating is less or equal 1600.

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2 replies
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medv
•Announcement•20 days ago
Educational Round #1

We are excited to announce first Education round starting on Monday , 21th. This round is based on the problems from the archieve. This is not a rated contest but it is a good opportunity to practice tasks of varying difficulty.

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MathModel
•Announcement•1 month ago
Eolymp Weekend Practice #10 (Completed)

We are excited to announce new Weekend Practice round happening on Sunday, September 14th. This is rated competition for everyone.

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skolodyazhnyy
•Announcement•1 month ago
Season 2025–2026 is here!

We’re excited to kick off a new competition season and share some updates on Eolymp. Our mission remains the same: hosting regular, high-quality contests for the competitive programming community. This year, we’re running more rounds, adding new formats, and introducing a new reward system.

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Connect
•Announcement•2 months ago
Eolymp Weekend Practice #9 (Completed)

We are excited to announce new Weekend Practice round happening on Saturday, August 23th. This is rated competition for everyone.

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medv
•Article•3 months ago
Trees

Trees are one of the key data structures in algorithms and appear in a wide range of problems.

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denisovkostya
•Announcement•3 months ago
Eolymp Weekend Practice #8 (Complete)

We are excited to announce new Weekend Practice round happening on Sunday, July 13th. This is rated competition for everyone.

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8 replies
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MathModel
•Announcement•5 months ago
Eolymp Weekend Practice #7 (Complete)

We are excited to announce new Weekend Practice round happening on Saturday, June 7th. This is rated competition for everyone.

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denisovkostya
•Announcement•5 months ago
Eolymp Weekend Practice #6 (Complete)

We are excited to announce new Weekend Practice round next Sunday. This is rated competition for everyone.

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skolodyazhnyy
•Announcement•6 months ago
Discord is live!

We’re live on Discord! The Eolymp Community Server is now open to everyone! Join us to talk, discuss, collaborate, and connect with fellow competitive programmers from around the world.

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denisovkostya
•Announcement•7 months ago
Eolymp Weekend Practice #5 (Complete)

We are excited to announce new Weekend Practice round next Sunday. This is rated competition for everyone.

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10 replies
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denisovkostya
•Announcement•8 months ago
Eolymp Cup #4 (Complete)

We're excited to announce the results of the Eolymp Cup! It’s been a long journey, but we made it. We hope you enjoyed the challenges and had a rewarding experience throughout.

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melfice
•9 months ago
Osijek Competitive Programming Camp, Winter 2025

We are very happy to announce that Osijek camp is back this Winter, on February 15-23, 2025, right before the 2025 ICPC Europe Championship on February 28 — March 2, 2025. The camp is hosted by the School of Applied Mathematics and Computer Science of the University of Osijek and is brought to you by the organizing team of adamant and -is-this-fft-.

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skolodyazhnyy
•Announcement•9 months ago
Eolymp Weekend Practice #4 (Complete)Weekend Practice

Happy New Year, everyone! We are thrilled to kick off 2025 with a new round of the Eolymp Weekend Practice. Join us next Sunday, 12th of January, for a great opportunity to test your skills and improve your rating!

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skolodyazhnyy
•Announcement•10 months ago
Eolymp Cup #3 (Complete)

We're excited to announce the results of the latest round of the Eolymp Cup! We hope you enjoyed the challenges and had a rewarding experience throughout.

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skolodyazhnyy
•Announcement•11 months ago
Debug AssistantDebug Assistant

We are launching the Debug Assistant to help debug your solutions! This feature will assist you in identifying errors in your solutions and provide helpful hints and recommendations.

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6 replies
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medv
•Article•11 months ago
Two pointers technique

The Two Pointers technique is a strategy commonly used in computer science and programming for solving problems involving arrays or sequences. It involves using two pointers that traverse the array or sequence from different positions, often moving in opposite directions or at different speeds. This technique is particularly useful for solving problems related to searching, optimization, or manipulation of arrays efficiently.

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Announcement•11 months ago
UOI 2024

Ukrainian Olympiad in Informatics 2024 took place from 29-th of March to 2-nd of April 2024 in Chernivtsi, Ukraine. Eolymp was used to host this competition.

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denisovkostya
•Article•12 months ago
XOR Basis with deletions

This article uses terms from linear algebra. If you understand them, you can skip this section.

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skolodyazhnyy
•Announcement•1 year ago
Eolymp Cup #2 (Complete)Eolymp Cup

We're thrilled to share the results of the second round of the Eolymp Cup! We hope you enjoyed tackling the problems and had a great experience.

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melfice
•Announcement•1 year ago
Osijek Competitive Programming Camp, Fall 2024

We are happy to announce that Osijek camp will be returning this Autumn, on August 31-September 8 2024, right before the ICPC World Finals 2024 on 15-20 September 2024 in Astana, Kazakhstan. The camp is hosted by the School of Applied Mathematics and Computer Science of the University of Osijek and is brought to you by the organizing team of @adamant and @-is-this-fft-.

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