QCoder

Contest Information

QCoder, a new platform for quantum competitive programming, was launched in 2024. We are excited to announce our 5th contest, QCoder Programming Contest (QPC) 005! Participants of all skill levels are welcome. Please feel free to join!

If you are new to QCoder, please read the Q&A before participating.
The contest duration is 120 minutes, which is different from last time.
Refer to the Release Notes for updates from the previous contest.

Scores

Problem	Score
A1 - Generate Minus State	100
A2 - Controlled Gate I	200
A3 - Controlled Gate II	200
A4 - Cyclic Shift Oracle III	400
A5 - Minus Oracle	400
B1 - Action in the Fourier Basis	300
B2 - Left Action in Another Fourier Basis	500
B3 - Right Action in Another Fourier Basis	600
Ex - Reverse and Shift	600

Contest Rules

Internet use and reference to available documents are permitted.
Collaboration with others during the contest is prohibited.
Do not post about the contest problems on social media while the contest is ongoing. (Posting afterwards is encouraged!)
How to rank contestants
1. Scores are awarded for solving problems during the contest.
2. Rankings are determined by the total scores.
3. If two contestants have the same total score, the one with the earlier final accepted submission will be ranked higher.
4. There is no penalty for submitting incorrect solutions.

Contact

If you have any questions or need clarifications, please inquire through the contact.

Survey

After the contest, we look forward to your feedback. Please share your thoughts and suggestions for improving QCoder by filling out our survey.

Information