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YangHao5
这个作者很懒，什么都没留下…
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luogu P2279 [HNOI2003]消防局的设立
I’ve known that S.H.E’s just released beautiful world this morning in radio. But it only has live beta(That’s too bad).Description\text{Description}DescriptionGiven interger N and&nb...原创 2019-04-26 11:07:51 · 307 阅读 · 0 评论 -
Figures Inscribed in Curves （曲线上的图形）
Figures Inscribed in CurvesA short tour of an old problemby Mark J. Nielsen (Professor of Mathematics, University of Idaho)These pages give a brief and informal introduction to one of my favorite...转载 2019-04-26 15:27:34 · 898 阅读 · 0 评论 -
How to Compute The Derivatives （如何求导数）（TBC）
A video by 3Blue1Brown in Bilibili\text{A video by 3Blue1Brown in Bilibili}A video by 3Blue1Brown in BilibiliI haven’t a systematic&n...原创 2019-04-26 16:34:43 · 355 阅读 · 0 评论 -
Yroot of High-Precisions （luogu P2293 [HNOI2004]高精度开根）
Background\text{Background}BackgroundI’ve accepted\text{I've accepted}I’ve accepted a very good problem \text{ a very good problem } a very ...原创 2019-04-28 10:04:56 · 350 阅读 · 0 评论 -
Making Dishes （P3243 [HNOI2015]菜肴制作）
Background\text{Background}BackgroundI’ve got that luogu Dialy has been \text{I've got that luogu Dialy has been }I’ve got that luogu D...原创 2019-04-28 12:01:26 · 254 阅读 · 0 评论 -
The Mininum Function Value （luoguP2085 最小函数值）
Background\text{Background}Background1. 优快云’s been upgraded today. There’s one MORE ad for each passage.\text{1. 优快云's been upgraded ...原创 2019-04-29 14:40:10 · 189 阅读 · 0 评论 -
DeCantor Expansion （逆康托展开）
There goes a problem.\text{There goes a problem.}There goes a problem.You’ve got 2 intergers N,k. Please calculate the kth p...原创 2019-04-25 11:40:30 · 324 阅读 · 0 评论 -
Circle Problem From 3Blue1Brown （分圆问题）
Background\text{Background}BackgroundLast night, lots of students from primary school came to our class to study OI.\text{Last ni...原创 2019-04-25 14:12:12 · 459 阅读 · 0 评论