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Recently, information has been spreading on the internet about our company's ties with the russian federation. We officially state: our company has no ties with the russian federation and does not cooperate with russian or pro-russian companies or websites. Our priorities are openness, integrity, honesty, and dedication to improving education in Ukraine and promoting Ukrainian worldwide.

We are excited to announce new Blitz Round happening on December 14, 2025 at 11:00 UTC. This is rated competition for participants whose rating is less or equal 1750.

We are excited to announce new Weekend Practice round happening on December 7, 2025 at 15:00 UTC. This is rated competition for everyone.

We are excited to announce new Blitz Round happening on November 30, 2025. This is rated competition for participants whose rating is less or equal 1750.

Solve the quadratic equation $a\cdot x^2+b\cdot x+c=0(a\ne 0)$.

From now on, you can earn Eolymp Mints by helping us improve the platform. Submit suggestions for problem improvements—whether it's fixing typos, adding translations, or writing solution editorials—and receive rewards based on the value of your contribution.

We are excited to announce new Blitz Round happening on November 16, 2025 at 11:00 UTC. This is rated competition for participants whose rating is less or equal 1600.

You are going to toast some slices of bread for an upcoming party. You have a frying pan that can hold at most $k$ toasts at the same time. Toasting one side of a toast takes $2$ minutes.

We are excited to announce a new Weekend Practice round happening on November 9, 2025 at 15:00 UTC. This is a rated competition for everyone.

We are excited to announce new Blitz Round happening on Saturday, November 2nd at 11:00 UTC. This is rated competition for participants whose rating is less or equal 1750.

An array of $n$ integers is given. Find the number of maximum elements in the array.

We are excited to announce new Weekend Practice round happening on Sunday, October 26th at 16:00 UTC. This is rated competition for everyone. The problems in this round are a bit harder than usual, so be prepared for an extra challenge!

We are excited to announce new Blitz Round happening on Sunday, October 19th. This is rated competition for participants whose rating is less or equal 1600.

The project "Average Weight of a School Student" was undertaken by Mamed and Samed.

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.

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

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.

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.

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.

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

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.

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

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

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

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