197 is the right answer. ! x8 h* ~# N3 X
tvb now,tvbnow,bttvb% C. d4 d( L, F8 [
Reason, 5.39.217.76" ~' T7 |8 ]6 D3 w2 A7 l2 A
6 b, q$ w% v d8 S% A" A# \
1. $18 costs on Item = -$18公仔箱論壇0 Y( h( O, N4 @
2. got $100 fake, (no income) , layout $79, = -$79( `& p$ {; m. e y
3. pay back to $100 to that vendor whom exchange fake $100 here -$100
/ v2 t4 e4 O |公仔箱論壇/ Z& G! a2 o. W9 X% M) V
Therefore, totally, 18+79+100 = 197  |