(原雞$8)-(賣$9)=-$1 (賺$1) tvb now,tvbnow,bttvb) S. Q' b( O8 ]5 N0 O5 `
5.39.217.77:8898+ E, A: q( p: @) V& Y# i, w
(以$10)-(買回原雞$8)=$2 (蝕$2)
$ h3 H6 ~/ o: F! ~( a7 rtvb now,tvbnow,bttvb
7 c; ] R: T N0 @! K($10雞)-(賣$11)=-$1 (賺$1)公仔箱論壇) ]' `. K" K: j& u& j6 {# A
. f/ C: h( Q; e2 \# o# U7 ~0 U( y總計=賺$1 蝕$2 賺$1tvb now,tvbnow,bttvb$ l( [( X; B4 A8 Y: R: x. F
' S" M2 d6 |1 E試問賺2蚊再蝕2蚊...
8 \* R% r+ ?4 u) V& V$ z! e* r公仔箱論壇公仔箱論壇2 z! \9 \" Y0 p1 ?3 e
答案=0 |