21+50+15=86
4 W0 z) `- Z" F% Z# k! K7 }5.39.217.77:8898why 86...
8 q" Q% w% _) H3 e- s3 Gbecos he change 50 "small money" then giv bck to customer 29 and he keep the balance 215.39.217.77:88985 Z! ?3 i- k6 v9 n: Y; |
then he giv bck his fren 50tvb now,tvbnow,bttvb) ~- ?$ S% V& o# o+ I- n
and the shoes cost is 15: b. s+ J: C7 n+ x; V( _
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。6 n7 p( d) m& k
so total he loss is 86...
$ n0 u2 N. d0 b$ O" d+ y
4 i. Y% q8 o b* d+ _+ h[ 本帖最後由 ooichse 於 2008-12-3 01:54 AM 編輯 ] |