https://github.com/RUSRUSHB/Thursday_HOW_Crazy/blob/main/%E7%BD%91%E7%BB%9C%E6%A8%A1%E5%9B%A0%E5%AF%B9%E6%B6%88%E8%B4%B9%E8%A1%8C%E4%B8%BA%E7%9A%84%E5%BD%B1%E5%93%8D%E6%9C%BA%E5%88%B6%E7%A0%94%E7%A9%B6.pdf