21+50+15=86tvb now,tvbnow,bttvb; a, ]7 P( ~* ]
why 86...
4 b* {& G1 T3 e6 l3 Zbecos he change 50 "small money" then giv bck to customer 29 and he keep the balance 211 F# Q/ J& m0 \- m) T
then he giv bck his fren 50TVBNOW 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。! Q* {# t, I1 i! Z. o' g
and the shoes cost is 15
, e6 j9 |0 I7 S9 n& u公仔箱論壇5 t: C3 J* {3 H; @8 Y- W
so total he loss is 86...
& k7 u' n- k8 `3 o5.39.217.76
8 p; U/ h6 H4 b: Q4 M$ @[ 本帖最後由 ooichse 於 2008-12-3 01:54 AM 編輯 ] |