Codeforces

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 te

Papers using Codeforces (5)

ReflexiCoder: Teaching Large Language Models to Self-Reflect on Generated Code and Self-Correct It via Reinforcement Learning2026CodeElo: Benchmarking Competition-level Code Generation of LLMs with Human-comparable Elo Ratings2025Kimi k1.5: Scaling Reinforcement Learning with LLMs2025LiveCodeBench Pro: How Do Olympiad Medalists Judge LLMs in Competitive Programming?2025PromptCoT 2.0: Scaling Prompt Synthesis for Large Language Model Reasoning2025