21+50+15=86
4 I3 f/ w; w- [) d l4 R U. x5 z, T0 B5.39.217.76why 86...5.39.217.763 B5 x; A6 [* M) [
becos he change 50 "small money" then giv bck to customer 29 and he keep the balance 21
# `+ N2 s/ F( | w# o& F GTVBNOW 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。then he giv bck his fren 50
$ }% h L6 s$ N' [/ ]- l公仔箱論壇and the shoes cost is 15tvb now,tvbnow,bttvb5 e& S3 ^7 r& O* S, |% T0 ~
9 _( R6 p* u: J8 `, i$ ]. G% z, U: Sso total he loss is 86...
2 u& I) t0 q" D% N公仔箱論壇
% M% H, i5 B# S3 x: A0 k |tvb now,tvbnow,bttvb[ 本帖最後由 ooichse 於 2008-12-3 01:54 AM 編輯 ] |