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100块呀~~~
197... wat is the answer?
  W( w4 A1 \: f
* G; C$ c, }+ `% {/ T; v1 J5.39.217.77:8898boss's loss:tvb now,tvbnow,bttvb# f8 Q3 U' o% c1 }4 Z/ Y% @
100 return to neighbour5.39.217.77:8898) }& J; j+ S7 o' J2 B9 R
79 return to buyer
) O; b/ L5 W5 L: G5.39.217.77:889818 cost of product# J1 K7 a3 B" a* {9 O
= 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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