197 is the right answer.
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D" f5 N( |5 \8 C5 m* 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。Reason,
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1. $18 costs on Item = -$18tvb now,tvbnow,bttvb9 W: t$ L# d( N# `
2. got $100 fake, (no income) , layout $79, = -$79
4 Y+ ^4 P |6 t8 m% ~, `3. pay back to $100 to that vendor whom exchange fake $100 here -$100
3 F' F5 ^$ Q# v4 {公仔箱論壇5.39.217.77 R: ~, L( i$ z: N, Y
Therefore, totally, 18+79+100 = 197  |