P1: Mastering Physics Olympiads with Reinforcement Learning. - Jiacheng Chen; Qianjia Cheng; Fangchen Yu; Haiyuan Wan; Yuchen Zhang; Shenghe Zheng; Junchi Yao; Qingyang Zhang; Haonan He; Yun Luo; Yufeng Zhao; Futing Wang; et al. (CoRR, 2025)