197 is the right answer.
/ V0 y- B+ C4 j$ |# ^# M公仔箱論壇tvb now,tvbnow,bttvb) ~$ ?$ p/ T+ m: F- J0 S
Reason, , N) |1 c4 a7 V6 z
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。. H; H2 ?+ k( e$ I! q
1. $18 costs on Item = -$18
+ M1 E' _) F3 C" ]8 B9 z; O. otvb now,tvbnow,bttvb2. got $100 fake, (no income) , layout $79, = -$79
; `1 o% S g( h$ o0 d' Z; U3. pay back to $100 to that vendor whom exchange fake $100 here -$100
7 ] y+ d! m, R2 F# s8 Etvb now,tvbnow,bttvbwww3.tvboxnow.com' s# {) M' K" b4 p
Therefore, totally, 18+79+100 = 197  |