21+50+15=86
; _, l4 F! F, DTVBNOW 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...tvb now,tvbnow,bttvb- @& `8 P3 @' d! e
becos he change 50 "small money" then giv bck to customer 29 and he keep the balance 21公仔箱論壇+ d. c7 V h8 e2 ~9 _0 c
then he giv bck his fren 50
0 T' n- k+ M. O, T* O- F, O5.39.217.76and the shoes cost is 15tvb now,tvbnow,bttvb9 Y( J5 r; O: M; p) X W
! j* G7 b3 K8 M; Wtvb now,tvbnow,bttvbso total he loss is 86...
: ^4 o0 l) `# c! D/ Ytvb now,tvbnow,bttvb# B3 E, K+ k& ~1 @7 i) q
[ 本帖最後由 ooichse 於 2008-12-3 01:54 AM 編輯 ] |