197 is the right answer.
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Reason,
" h. t0 v/ `8 p! s' q1 u+ ~tvb now,tvbnow,bttvb5.39.217.77:8898( {& h* w; N7 H" u: h, s) Q& o
1. $18 costs on Item = -$18公仔箱論壇, y3 p" S* G2 M* e
2. got $100 fake, (no income) , layout $79, = -$79
" ]6 h: l' z3 J) Z; L3. pay back to $100 to that vendor whom exchange fake $100 here -$100
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Therefore, totally, 18+79+100 = 197  |