#23844: math


fire5386 (becaidorz)


https://csesans.blogspot.com/2020/12/zerojudge-a111-12149-feynman-c.html

#23848: Re:math


fire5386 (becaidorz)


貼錯網站,應該是

https://66lemon66.blogspot.com/2020/12/zerojudge-a111-12149-feynman-c.html