Stifler 资深人士 VIP 注册 2003-12-29 消息 22,414 荣誉分数 92 声望点数 208 2005-03-31 #16 p= 3 5 1 2 d=2^k 0 0 3^k u didn't show me 1/p= 2 -5 -1 3 and multiple them together