pure math
5 y* T. J! l% X+ I3 mtvb now,tvbnow,bttvb
. z6 {0 |. Q* U" }# g公仔箱論壇[250(80x+1)+2y-250]/2 = (250*80x+2y)/2 = (2000x+2y)/2 = 1000x+ytvb now,tvbnow,bttvb( C* S+ r' w5 f5 F
; D6 U3 y% R3 z/ s6 D9 {$ }# gif x = 111 y = 2222, you number is 111-2222 |