21+50+15=86
2 D( ~' d4 r' a" Swhy 86...
6 R2 X% `9 _5 P4 ]3 j9 [: L5.39.217.77:8898becos he change 50 "small money" then giv bck to customer 29 and he keep the balance 21
2 e: S2 b- a* U. T; r/ sTVBNOW 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 508 ~" p. @) o, m" z- i) f* B
and the shoes cost is 15
0 O0 d8 U: |" l2 y" xtvb now,tvbnow,bttvb
7 D1 A2 t! |! f& P, \( _so total he loss is 86...5.39.217.77:8898. a6 @( Z g+ Y4 D8 x% g6 l
公仔箱論壇3 X3 |" f$ P# w+ y# T
[ 本帖最後由 ooichse 於 2008-12-3 01:54 AM 編輯 ] |