2019 年 11月 11 日随笔档案 - Pat

2019年11月11日

摘要： The problem Find three non negative integers $x$, $y$ and $z$ that meet the following conditions: \begin{cases} wx + dy = p, \\\\ x + y + z = n. \end{ 阅读全文

posted @ 2019-11-11 18:11 Pat 阅读(148) 评论(0) 推荐(0)

ABC134F Permutation Oddness

摘要： Problem Statement Let us define the oddness of a permutation $p = \\{p_1, p_2, \dots, p_n\\}$ of $\\{1, 2, \dots, n\\}$ as \(\sum_{i=1}^{n} | i - 阅读全文

posted @ 2019-11-11 02:14 Pat 阅读(621) 评论(0) 推荐(1)

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。

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。

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。