(原雞$8)-(賣$9)=-$1 (賺$1)
# R, E- P. q9 I1 _1 ^, M7 n
5 R+ q' \8 E, R3 s& z; |) F6 @公仔箱論壇(以$10)-(買回原雞$8)=$2 (蝕$2)5.39.217.77: e+ E% L6 x2 ?
tvb now,tvbnow,bttvb" {# c& E! D# h) k- C* n
($10雞)-(賣$11)=-$1 (賺$1)
' r. c- m$ F2 A8 [7 C" D
/ k% J8 T) \+ B+ V# n( d6 Q1 {8 o5.39.217.77總計=賺$1 蝕$2 賺$12 y7 V+ k$ V Z) Z) C3 Z' C
+ o0 D; p* \4 J O3 y: G6 ?/ y& ]公仔箱論壇試問賺2蚊再蝕2蚊...
5 m$ z/ l' p7 l( @7 j4 f9 {5 Y- T5.39.217.77, i* E( [4 C5 I, l. o2 ^9 \
答案=0 |