Fang, Z., Li, Y., Zhang, Y., Jin, D., Wang, H., Wang, S., Jin, Z., & Li, G. (2026). CONTRA: Discovering and Qualifying Behavior-Changing Questions for Selective Clarification in LLM Code Generation. https://omanscience.com/ar/articles/contra-discovering-and-qualifying-behavior-changing-questions-for-selective-clarification-in-llm-code-generation