0-18(buy)=-18tvb now,tvbnow,bttvb' Z1 [7 [+ Q" H, [% e% @6 p
& J! M; D+ M2 M! f: [$ H& L6 D100(paid)-79(change)=21(sold for)
( m( W& k, ^* ?5 E0 Rtvb now,tvbnow,bttvb
) P! G; c# r" l公仔箱論壇-18+21=3(profit)
: V8 e# x9 \0 g3 v6 B; J* @tvb now,tvbnow,bttvb% p3 |! p' K' l! S8 x$ Z
-100(fake)
# L; {" u7 u: ltvb now,tvbnow,bttvb/ j4 M% v* E4 O( w$ n% B( T$ w
-100+3= -97 |