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100块呀~~~
197... wat is the answer?
. G. d- l: g: F& R% D, B+ [4 hos.tvboxnow.comos.tvboxnow.com$ t/ O; `$ w4 c  D' z4 T. i1 m
boss's loss:tvb now,tvbnow,bttvb* Y+ q& F2 q5 e' r) A1 ^2 N0 z; k3 L
100 return to neighbour
. ]9 a1 y0 D$ e7 R. `6 v" Z79 return to buyeros.tvboxnow.com+ C1 j0 s9 W+ Q1 z4 a
18 cost of product  R/ A0 x( N7 v: T" Z6 }
= 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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