Dataset · Hugging Face

open-r1/codeforces

Name: codeforces
Creator: open-r1
License: cc-by-4.0
Keywords: license:cc-by-4.0, size_categories:10K<n<100K, format:parquet, modality:tabular, modality:text, library:datasets, library:dask, library:mlcroissant, library:polars, region:us

Dataset Card for CodeForces Dataset description CodeForces is one of the most popular websites among competitive programmers, hosting regular contests where participants must solve challenging algorithmic optimization problems. The challenging nature of these problems makes them an interesting dataset to improve and test models’ code reasoning capabilities. This dataset includes more than 10k unique problems covering the very first contests all the way to 2025.… See the full description on the dataset page: https://huggingface.co/datasets/open-r1/codeforces.

View on Hugging FaceReport an issue

Author / organization	open-r1
License (as declared)	cc-by-4.0
Downloads	55.6K (as reported by Hugging Face)
Likes	115
Created	12 February 2025
Last updated at source	19 May 2025

Embed this entry

<iframe src="https://silytics.si/embed/item/0fa05250-56bf-44cd-8d4a-4cee19a5f45f" width="420" height="190" style="border:0" loading="lazy" title="Silytics entry"></iframe>

Free, no tracking. More about feeds and embeds.

More from open-r1

open-r1/OpenR1-Math-220kDataset
open-r1/Mixture-of-ThoughtsDataset

Silytics shows public metadata from Hugging Face and links to the original. Information may be incomplete or out of date. Last refreshed 14 October 2026. Licenses and terms of the original apply to the work itself. Not financial, legal or professional advice.