21+50+15=86公仔箱論壇/ \! J5 S' Z5 I8 I, X n4 z$ x- E
why 86...TVBNOW 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。0 U- K* u/ r6 @4 c5 a. P/ q- ?
becos he change 50 "small money" then giv bck to customer 29 and he keep the balance 21! g( O' Y) r T
then he giv bck his fren 50
% J- w0 _- @6 f4 T1 [and the shoes cost is 155.39.217.761 r g$ F# B9 G" P, Y
O) ~& A# X% q/ {. ~
so total he loss is 86...tvb now,tvbnow,bttvb- k5 Q9 Q* I, O: K
! ?' g) j6 y5 B( f
[ 本帖最後由 ooichse 於 2008-12-3 01:54 AM 編輯 ] |