Local friends tell me the Shudu Mansion was a good hotel many years ago, but I saw no signs of it.
当地朋友说，很多年前这个酒店很牛，但我一点都没感觉到。
In the Vol. 23 of Fang Zhongtong's mathematical work Shudu Yan (1687) a problem which belongs to the system of Josephus' Problem. It is the only appearance of this kind of problem in China.
方中通《数度衍》卷23中列有一个属于约瑟夫斯问题的题目，这是目前所知中国古算书中惟一的一个有关的题目。
In the Vol. 23 of Fang Zhongtong's mathematical work Shudu Yan (1687) a problem which belongs to the system of Josephus' Problem. It is the only appearance of this kind of problem in China.
方中通《数度衍》卷23中列有一个属于约瑟夫斯问题的题目，这是目前所知中国古算书中惟一的一个有关的题目。
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