@inproceedings{yuan-etal-2026-shorten, title = "Shorten After You{'}re Right: Lazy Length Penalties for Reasoning {RL}", author = "Yuan, Danlong and Xie, Tian and Huang, Shaohan and Zhang, Huishuai and Gong, Zhuocheng and Luo, Chong and Wei, Furu and Zhao, Dongyan", editor = "Liakata, Maria and Moreira, Viviane P. and Zhang, Jiajun and Jurgens, David", booktitle = "Findings of the {A}ssociation for {C}omputational {L}inguistics: {ACL} 2026", month = jul, year = "2026", address = "San Diego, California, United States", publisher = "Association for Computational Linguistics", url = "https://preview.aclanthology.org/ingest-acl/2026.findings-acl.626/", pages = "12864--12877", ISBN = "979-8-89176-395-1" }