推 liangcc:反函數? 12/27 19:29
→ FACE90006:答對了~* 12/27 21:44
退回信件
射數學名詞(3字) 脫靴格
------------------------------------
請多指教~*
--
We imagined what might have happened,
acted upon the supposition, and find ourselves justified.
--
※ 發信站: 批踢踢實業坊(ptt.cc)
◆ From: 118.170.199.159