Rieko

pure math公仔箱論壇5 i& D; W7 t' a0 k. V- q( |
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[250(80x+1)+2y-250]/2 = (250*80x+2y)/2 = (2000x+2y)/2 = 1000x+y
' h! G: o  }7 o9 {+ Z" ~$ `  R0 `公仔箱論壇
" E4 X. z4 ^; V1 c5 F3 ]1 gTVBNOW 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。if x = 111 y = 2222, you number is 111-2222