一个英文老师出了一道这样的难题, aH8]$e8_,\
题目是这样子的: 2k&Voa
____is bette rthan the god. z3>4 xn{
____is worse than the evil. Pj{I}4P`
if you eat____,you will die. =ReSlt
(三个空格必须是同一个字) \YF07L]qs-
G-sQL'L[U
jtE'T}! d
5 [4{1v
设上帝之善是+∞ ua_,c\iL
恶魔之恶是-∞ Z$6B}cz<
令所求为x E]^n\bE%
则x>+∞ hFhC&2HN
x<-∞ cjd-B:l
∴x属於空集合 ocp
∴x=nothing j8rxhToC
,\d03wha
answer: u^WZsW
nothing is better than the god. %dhrXK5
nothing is worse than the evil. {]N7kY.W
if you eat nothing,you will die.