Large Language Models for Programming: Actually Fixing or Reimplementing Incorrect Code?

arXiv:2609.29410 · cs.CL, cs.SE · Submitted 2026-09-24 · Read on arXiv

cs.CL, cs.SE

Submitted: 2026-09-24

Updated: 2026-09-24

Terminology

• Benchmark — 3× in this paper · explained in 2 episodes
• Consistency — 3× in this paper · explained in 3 episodes
• Reinforcement Learning — 2× in this paper · explained in 4 episodes
• Large Language Models (LLMs) — 1× in this paper · explained in 6 episodes
• Reward Function — 1× in this paper · explained in 2 episodes

Sources

• GEPA: Reflective Prompt Evolution Can Outperform Reinforcement Learning
• LiveCodeBench Pro: How Do Olympiad Medalists Judge LLMs in Competitive Programming?
• AuPair: Golden Example Pairs for Code Repair
• FixEval: Execution-based Evaluation of Program Fixes for Programming Problems

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