一个英文老师出了一道这样的难题, +lZ-xU1
题目是这样子的: *~cNUyd
____is bette rthan the god. #pPR>,4
____is worse than the evil. HZS.%+2
if you eat____,you will die. $G9E=wn
(三个空格必须是同一个字) k>8OxpaWv?
+
65<|0
|u$*'EsP
oL }d=x/
设上帝之善是+∞ k6Vs#K7a
恶魔之恶是-∞ zQt)>Qx_
令所求为x 7}~nQl2
则x>+∞ mo=@Zt
x<-∞ (!0_s48f
∴x属於空集合 ;05lwP*r]
∴x=nothing Z![#Uz.z
yp@cn(:~
answer: .i*ja*
nothing is better than the god. 3UZ_1nY
nothing is worse than the evil. V~5vR`}
if you eat nothing,you will die.