pure math & t' J! u/ N. Y( w8 d. W1 _tvboxnow.com + z) m9 O. E! G( FTVBNOW 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。[250(80x+1)+2y-250]/2 = (250*80x+2y)/2 = (2000x+2y)/2 = 1000x+y 1 o ?8 n% @% j! A. H `2 jtvboxnow.com+ v' `9 x; a3 t- a" O/ {* C
if x = 111 y = 2222, you number is 111-2222