197 is the right answer.
/ G# U& Q5 C. d# B7 x+ Stvb now,tvbnow,bttvb
% Y; ^4 W9 q' C) ?* R. EReason,
" i$ T0 R U2 Z' x$ V! STVBNOW 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。tvb now,tvbnow,bttvb+ n. @8 r3 O2 U |. {: I7 ]
1. $18 costs on Item = -$18
6 T3 e" G% W }$ i$ eTVBNOW 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。2. got $100 fake, (no income) , layout $79, = -$79
8 s# E, j4 N1 V- o+ z3. pay back to $100 to that vendor whom exchange fake $100 here -$100
2 @2 K4 U" s+ Utvb now,tvbnow,bttvb1 p& u g. X i% W
Therefore, totally, 18+79+100 = 197  |