YSITD_Chat_Bot => #ysitd: <Cute_Panda>: a,b,c,d是有理數 (a/b)/(c/d)永遠都能寫成n/m對吧? #589ad95730710f3e61de1cbd

YSITD_Chat_Bot says to #ysitd

<Cute_Panda>: a,b,c,d是有理數 (a/b)/(c/d)永遠都能寫成n/m對吧?

at Wed, Feb 8, 2017 4:39 PM