Bangladesh's home for competitive programming

Practice to level up.
Compete for glory.

Join thousands of programmers on the platform powering Bangladesh's top contests — with thousands of problems across all difficulty levels and the tools to host your own contest in minutes.

Start solving problems Host a contest

Have questions? Get in touch.

Problems

2.1k+

categorized & searchable

Contests

1,300+

hosted since 2015

Submissions

1.9M+

and counting

Languages

supported

For newcomers

Get started in three steps

Create your account

Free to join. Pick a username and you're in.

Solve problems

Browse categorized challenges from beginner to advanced.

Compete & rank up

Enter contests live or replay past ones at your own pace.

Start your journey with an archive of 2.1k+ categorized programming problems and all noteworthy Bangladeshi programming contests since 2015 you can rerun for practice.

Upcoming

Contests

Browse all past contests →

Tough Dash, May 2026
Furqan Software
in 3w

For organizers

Host contests at any scale

An interface built for humans. Scalable from a few to thousands of participants.

Setup

Preset and custom contest formats
Invite-only, passphrase, or open registration
Mirror & replay support

Participant control

Network & geographic restrictions
Plagiarism detection
Block or disqualify participants

During the contest

Multiple standings with freeze
Print server integration
Balloon management interface

Judging

Review & rejudge in bulk
Debug submissions in Drafts
Announcements & clarifications

Get started Have questions?

Trusted by leading institutions

SELISE Bangladesh Islamic University of Technology Bangladesh University of Engineering and Technology University of Dhaka BRAC University North South University Bangladesh Open Source Network Robi Axiata Ltd. Daffodil International University Ahsanullah University of Science and Technology University of Asia Pacific + more

Community