21+50+15=86TVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。) ]- K% L; ^* H% D0 E5 @
why 86...5.39.217.77:8898/ k; f2 k9 W; ?5 m# s1 w9 t
becos he change 50 "small money" then giv bck to customer 29 and he keep the balance 21公仔箱論壇& {6 a5 z/ a* |& i: k8 Q: m0 F
then he giv bck his fren 50# k( q1 k7 x( c% ]. b9 f) B. Y
and the shoes cost is 15
& O& E/ u' P3 M% s; V9 w5.39.217.77:8898公仔箱論壇6 d. S! p2 p* d8 x
so total he loss is 86...tvb now,tvbnow,bttvb7 @! j/ z3 K! X5 d
# m( y1 l( G/ s% Q3 y4 a" D2 e3 g$ J
[ 本帖最後由 ooichse 於 2008-12-3 01:54 AM 編輯 ] |