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100块呀~~~
197... wat is the answer?
3 }7 Z' A8 [  H# `: b9 u
% P- D2 {: n% z1 N) Y3 d9 Aboss's loss:5.39.217.76/ b* B# p5 K7 W# c0 k$ E" w
100 return to neighbour3 M0 x8 ?9 G' {
79 return to buyer5.39.217.763 Z" I/ L* [) x9 }* U+ M
18 cost of product
4 _# `! Q0 h3 d- _公仔箱論壇= 197
197
y 97 R??????
197
97...
97蚊
100+79+18
197????
100(cash)+18(cost)
100(cash)+97(change)+18(cost)+3(profit)
197 or 200
197-200
200-197
Thank you
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