197 is the right answer.
( P a0 E: n$ T2 r; [# H- K& mtvb now,tvbnow,bttvb
8 ?$ ^. A" U% H7 W( {' }% W$ H, g公仔箱論壇Reason, TVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。9 c: t$ o' w# |) ]5 ^4 r
7 u) G% U" c. [$ o8 ltvb now,tvbnow,bttvb1. $18 costs on Item = -$18TVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。. i7 l# i; R( ?
2. got $100 fake, (no income) , layout $79, = -$795.39.217.77:8898) F7 ~/ [' f& a. _* j& G3 l e+ A
3. pay back to $100 to that vendor whom exchange fake $100 here -$100
j( C7 l- Y- f t% V( P4 F4 o* N公仔箱論壇
5 K* ^7 r% r- ~0 W3 S! [7 CTherefore, totally, 18+79+100 = 197  |