Online Judge | Problem Set | Authors | Online Contests | User | ||||||
---|---|---|---|---|---|---|---|---|---|---|
Web Board Home Page F.A.Qs Statistical Charts | Current Contest Past Contests Scheduled Contests Award Contest |
我的也wa掉In Reply To:Re:我的推导过程 Posted by:lusd at 2008-11-13 18:26:26 > 漂亮的推导! > 我没想到做代换,我把b,c看成是二次方程的两个根,这时有(b+c)*a=bc-1,枚举(b+c)的值,理论上讲可以出解(我WA掉了,估计是因为精度问题)。 Followed by: Post your reply here: |
All Rights Reserved 2003-2013 Ying Fuchen,Xu Pengcheng,Xie Di
Any problem, Please Contact Administrator