一个英文老师出了一道这样的难题, !*@sX7H
题目是这样子的: d~U}IMj
____is bette rthan the god. >2w^dI2
____is worse than the evil. p 3*y8g-
if you eat____,you will die. rW(<[2 vg
(三个空格必须是同一个字) N\9Wxz$
@XL5$k[Y
nD51,1>
Gn8'h
TM
设上帝之善是+∞ _#]/d3*Z}
恶魔之恶是-∞ lmRdl>
令所求为x 1SGLA"r
则x>+∞ oX
#WT
x<-∞ K7CrRT3>6
∴x属於空集合 V"`t*m$
∴x=nothing E 'O[E=
k6?;D_dm
answer: R# x~f
nothing is better than the god. .!pr0/9B
nothing is worse than the evil. $|V@3`0
if you eat nothing,you will die.