Hello CF!
You are warmly invited to participate in the CoU IUPC Practice Contest (Public).
Contest Details:
- Date: Tuesday, January 20, 2026
- Time: 09:05 PM (UTC+6)
- Duration: 2 hours
- Contest Link: https://www.coderoj.com/c/hfP2NVO
The problem set was prepared by me and tested by Mhkhan and GrayJack.
The use of AI tools is strictly prohibited. Any form of plagiarism or submission of AI-generated code will lead to immediate disqualification. This contest features a carefully prepared set of problems aimed at BD-style IUPC-level practice, covering a wide range of difficulty levels. The problems were not arranged in order of difficulty. Participation is open to all rated contestants.
Best of luck, and happy coding!









Reminder: the contest will start in about 1 hour.
Is there any prize
No, there is no prize for this contest. It is one kind of replay contest of the Comilla University internal contest.
No rust support (sadge)
Your progress looks suspicious.
Congratulations to everyone who participated. The contest solutions, approximate CF ratings, problem tags, and complexity analysis are available in the PDF.
For practice, a replay contest of this contest has been prepared and will run for 1 day.