Li-Fan Chen => YSITD: 如果是我的話我會用炸ㄉ，直接套 sqrt(r^2-(r-b)^2) where r = a+b/2 #5e08719d699f47132d438796

Li-Fan Chen says to YSITD

如果是我的話我會用炸ㄉ，直接套 sqrt(r^2-(r-b)^2) where r = a+b/2

at Sun, Dec 29, 2019 3:02 PM