无意中看到这道题……
弱渣学校表示高二了最近才刚刚学这个……
$$c_0=1$$
$$K_i=\frac{ c_i c(H^+) }{c_{i-1}}$$
$$c_i=\frac{ c_{i-1} K_i }{c(H^+)}$$
$$=\frac{ \prod_{j \leq i}{K_j} }{c(H^+)^i}$$
取log后转化为平面上N个点求共线的点最多有多少。
枚举i枚举j求出斜率sort一下好了。
wwt's Blog
OI毁一生
Host by is-Programmer.com | Power by Chito 1.3.3 beta | Theme: Aeros 2.0 by TheBuckmaker.com
2014年11月22日 00:15
跪碾标算大爷。。
2015年3月24日 14:48
跪碾标算大爷。。
2022年8月26日 00:12
MyMathlab for School is a series of online Grades 9-12. Sign In. Already registered? Sign in with your Pearson account. pearson mymathlab Select this version if your MyLab Math home page looks like this: We're working with lecturers and institutions to improve results for students everywhere. -MyLab Math New Design.MyMathlab for School is a series of online Grades 9-12. Sign In. Already registered? Sign in with your Pearson account.MyMathlab for School is a series of online Grades 9-12. Sign In. Already registered? Sign in with your Pearson account.
2022年9月03日 19:15
Haryana Board Model Paper 2023 Class 10 Pdf Download with Answers for English Medium, Hindi Medium, Urdu Medium & Students for Small Answers, Long Answer, Very Long Answer Questions, and Essay Type Questions to Term1 & Term2 Exams at official website. Haryana Board 10th Class Model Paper New Exam Scheme or Question Pattern for Sammittive Assignment Exams (SA1 & SA2): Very Long Answer (VLA), Long Answer (LA), Small Answer (SA), Very Small Answer (VSA), Single Answer, Multiple Choice and etc.