(原雞$8)-(賣$9)=-$1 (賺$1) 5.39.217.77:8898 q5 v* @( i( K' z' A% v
a1 ]- g$ I, c4 Otvb now,tvbnow,bttvb(以$10)-(買回原雞$8)=$2 (蝕$2)
7 S& u7 w5 a8 X2 h5.39.217.77:8898
( b! ~8 M$ F0 S. O($10雞)-(賣$11)=-$1 (賺$1)公仔箱論壇7 {' d# _1 O3 [
tvb now,tvbnow,bttvb9 X9 K) ^6 Y4 h/ v, M. N+ a& W
總計=賺$1 蝕$2 賺$1
2 u5 b1 y8 j3 @7 ~# d4 g; \& h5 F. H8 m5.39.217.77:8898' g- A- W6 e0 v
試問賺2蚊再蝕2蚊..." N8 D$ Z" j, |5 R. Q7 c: [
. g0 T6 J7 l! o) R答案=0 |