一个英文老师出了一道这样的难题, 4Fp0ZVT
题目是这样子的: AgV G`q
____is bette rthan the god. ZQ)>s>-
____is worse than the evil. _/Gczy4)#
if you eat____,you will die. f@8>HCI
(三个空格必须是同一个字) , #U.j
fRy^Q_~,
4AG\[f
8q
@)
s,{F
设上帝之善是+∞ M@4UGM`J
恶魔之恶是-∞ 2R=DB`3
令所求为x rFaF
Bd
则x>+∞ Eq$&qV-?(
x<-∞ =
QQ5f5\l
∴x属於空集合 `!Ds6
∴x=nothing LEW'G"+
_@
*+~9%8p
answer: ;3\3q1oX
nothing is better than the god. u}!@ ,/)
nothing is worse than the evil. si&S%4(
if you eat nothing,you will die.