@article{grandcodeachievinggrandmasterlevelincomp,
  title = {GrandCode: Achieving Grandmaster Level in Competitive Programming via Agentic Reinforcement Learning},
  author = { DeepReinforce Team and Xiaoya Li and Xiaofei Sun and Guoyin Wang and Songqiao Su and Chris Shum and Jiwei Li},
  year = {2026},
  eprint = {2604.02721},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2604.02721},
}