一个英文老师出了一道这样的难题, o#skR4lwe
题目是这样子的: nVi[
____is bette rthan the god. `DC2gJKk%
____is worse than the evil. IP(Vr7-v
if you eat____,you will die. ?O8ViB?2
(三个空格必须是同一个字) ( vca&wI!
-:na:Vsi
6b:tyQ
ia MUsa{
设上帝之善是+∞ |>#{[wko
恶魔之恶是-∞ :$n=$C-wp
令所求为x + ~>Aj
则x>+∞ mVy|{Oh
x<-∞ QDhOhGK
∴x属於空集合 }nL7T'$>
∴x=nothing 8p: j&F
uB]b}"+l
answer: D}mjN=Y
nothing is better than the god. ihfiK|a
nothing is worse than the evil. 3J5!oF{H
if you eat nothing,you will die.