Highload challenges

Join the community of the best software engineers and write the fastest code.


Join using GitHub

Last attempts

Loading

Leaderboard

Loading

News

Date
User
1 Jan 2025The 2024 leaderboard is officially closed! Explore the final results by visiting this link. 🏆Share your certificates proudly—they will stay available as long as the site is live! ✨
10 Nov 2024New supported language Zig was added.
31 Aug 2024The checker server's OS has been upgraded to Ubuntu 24.04.
25 Apr 2024We're thrilled to launch a new series of time-framed competitions that will challenge your network programming and algorithm skills. Get ready for the first event, Auth Server, kicking off on May 1st!
1 Jan 2024With the 2023 leaderboard now locked, navigate to this link to reveal the conclusive results.Feel free to share your certificates anywhere; they remain accessible as long as the site is active. 🏆✨
28 Nov 2023🏆As the clock ticks down to 23:59:59 on December 31, 2023, we'll freeze the leaderboard, declare winners, and issue digital certificates to all participants in our code optimization challenge.
24 Aug 2021Join our Telegram channel to see last leaderboards updates.
21 Aug 2021Custom compilers versions have been deployed.
15 May 2021Multi file editor has been deployed.
19 Apr 2021Now STDIN is a link to a file in RAM.
18 Apr 2021The testing system was moved to real server from VDS.
18 Apr 2021Now each solution is testing 3 times, median value goes to the result if all attempts are success.