竞赛数学解题（IMO/Putnam/USAMO/AIME）：纯推理求解 + 新鲜上下文 subagent 对抗验证 + 校准信心输出（high / medium / 诚实「无把握解」）；可选 LaTeX 编译 PDF。
curl -fsSL https://www.dshhub.co/install.sh -o dshhub-install.sh && bash dshhub-install.shAlready have DSH? Skip the wizard and install the market directly:dsh plugin --profile web add dshhub-market
This plugin installs only from the plugin side.