21+50+15=86
' O/ X& S/ B$ n7 E" E$ o+ bTVBNOW 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。why 86...
5 j2 T3 \' R2 G. f- I4 |6 L, V* htvb now,tvbnow,bttvbbecos he change 50 "small money" then giv bck to customer 29 and he keep the balance 21
+ Z1 ?; _, t2 c* Q4 r) {" Uthen he giv bck his fren 50tvb now,tvbnow,bttvb& W& ~/ J' t2 Z& [" ]: v/ `
and the shoes cost is 15
( H8 L) F& M# t8 k. v+ _ i! twww3.tvboxnow.comtvb now,tvbnow,bttvb) F0 d7 ^ m( Y# P' g5 z
so total he loss is 86...
! Y1 _' N, ^1 |9 ~, q' `) r公仔箱論壇
; u# W) v- g& R' @[ 本帖最後由 ooichse 於 2008-12-3 01:54 AM 編輯 ] |