21+50+15=865.39.217.766 y2 m7 K6 `: P. }
why 86...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。4 d7 p( r# v. l
becos he change 50 "small money" then giv bck to customer 29 and he keep the balance 21TVBNOW 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。7 j& ~, P' r; \6 v
then he giv bck his fren 50公仔箱論壇, P) F* l! m8 G, a2 E7 }; ^
and the shoes cost is 15
! \7 x4 n4 [' Q) ]$ s1 t* G7 ]$ L
: ?1 Z$ x- f5 T5 L# t2 E0 h( xso total he loss is 86..." S8 d( B6 ^: r1 B; ]
公仔箱論壇' z8 o; A! i, M8 e3 j% S0 [
[ 本帖最後由 ooichse 於 2008-12-3 01:54 AM 編輯 ] |