ooichse

21+50+15=86
0 `6 l! g$ B" j  N. C2 A( {6 Y' _why 86...5.39.217.77:8898* ^7 o' J0 l! U7 _" q$ n& ~9 V& f# Q
becos he change 50 "small money" then giv bck to customer 29 and he keep the balance 21
0 D1 g1 ?' Z( l) n3 ?( k1 [- K7 `then he giv bck his fren 50TVBNOW 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 {+ _$ h/ T: U$ n7 ~$ S7 X
and the shoes cost is 15& z$ v+ H; w7 i9 M4 S% v% v
+ Y6 `  R7 W- o' W: S- R& `
so total he loss is 86...
! D$ l7 D9 z# J, Y5.39.217.77:8898
. m0 D1 E  t( X' @0 ]/ P公仔箱論壇[ 本帖最後由 ooichse 於 2008-12-3 01:54 AM 編輯 ]