概率 - 随笔分类 - Pat

HHKB Programming Contest 2020, Task F Random Max

摘要：一个计算连续型随机变量期望的方法。阅读全文

posted @ 2020-10-15 15:46 Pat 阅读(255) 评论(0) 推荐(0)

Codeforces Global Round 10, H ZS Shuffles Cards

摘要：An educational problem of discrete expectation. 阅读全文

posted @ 2020-08-18 23:11 Pat 阅读(311) 评论(3) 推荐(0)

2016 年 ACM/ICPC 青岛区域赛 Problem C Pocky

摘要：昨晚乱入学弟的训练赛，想了一下这个题。推导的过程中，加深了对公理化的概率论的理解。$\newcommand{\d}{\mathop{}\\!\mathrm{d}}$ 解法一考虑 $ d d$ 的情形，此时有 \begin{align} f(x) &= 1 + \int_0^x \frac{\d y 阅读全文

posted @ 2017-10-23 21:15 Pat 阅读(425) 评论(0) 推荐(0)

Pat

「以解决问题为乐」

真的喜欢么？真的喜欢就去做吧。

Lost Boy Calling 。。。。

... Many of these issues are best dealt with at the algorithmic level, rather than by "tweaking" the code.

This is an obscurity that catches the unwary.

原来我什么都不懂。

随笔分类 - 概率

公告

Pat

「以解决问题为乐」 真的喜欢么？真的喜欢就去做吧。 Lost Boy Calling 。。。。 ... Many of these issues are best dealt with at the algorithmic level, rather than by "tweaking" the code. This is an obscurity that catches the unwary. 原来我什么都不懂。

随笔分类 - 概率

公告

「以解决问题为乐」

真的喜欢么？真的喜欢就去做吧。

Lost Boy Calling 。。。。

... Many of these issues are best dealt with at the algorithmic level, rather than by "tweaking" the code.

This is an obscurity that catches the unwary.

原来我什么都不懂。