21+50+15=86
+ e4 S' B y# ]2 }! d; M4 kwhy 86...
& \3 D& q+ J3 j% Abecos he change 50 "small money" then giv bck to customer 29 and he keep the balance 21
9 t( S6 @+ m I0 Qtvb now,tvbnow,bttvbthen 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。5 e& u% {4 |3 a D; r; C6 R. D
and the shoes cost is 151 \7 o& l' l0 o/ v7 L& c
\; I' T# `# U' q2 ]1 Rtvb now,tvbnow,bttvbso total he loss is 86...5 f# Z# w9 o2 r D) R4 O2 t
公仔箱論壇" W9 m8 z4 W6 b: L Z% ]5 m3 o, h- ]6 A
[ 本帖最後由 ooichse 於 2008-12-3 01:54 AM 編輯 ] |