21+50+15=86tvb now,tvbnow,bttvb& E5 n9 _7 q0 o( N: ^
why 86...
V2 `9 P& t$ {7 q6 c" X9 vTVBNOW 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。becos he change 50 "small money" then giv bck to customer 29 and he keep the balance 21tvb now,tvbnow,bttvb9 L6 C# N2 p! u% E7 Q
then he giv bck his fren 50
; S, t& x" d( h7 b) Dand the shoes cost is 155.39.217.77* k$ E' [' \1 ]
公仔箱論壇9 n z* N: x% Y) O* ^& ~, H0 n
so total he loss is 86...
, N+ p# u; O" U! \/ M" `3 H6 G6 M. F1 f& `5 }
[ 本帖最後由 ooichse 於 2008-12-3 01:54 AM 編輯 ] |