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博客技术栈迁移到了Astro Paper

2024 年 8 月 17 日 19:00 - 20:30，美团2024年秋招第二场笔试。

2024 年 8 月 17 日 20:00 - 22:00，2025届秋招-米哈游程序通卷-B卷

2024 年 6 月 11 日 19:00 - 20:40，阿里大文娱（优酷） 2025 届研发笔试。

TP-Link 联洲 2025 届校招提前批在线测评

2024 年 5 月 26 日 15:00 - 17:00，用友技术笔试-友新星实习项目-Java卷。

You are given an array nums, where each number in the array appears either once or twice.

May 6th, 2024. Coding test of HSBC for summer 24 internship.

2024 年 4 月 29 日 10:00 - 11:40，阿里国际数字商业集团春季2025届校园招聘在线笔试。

2024 年 4 月 28 日 14:00 - 15:40，阿里云 2025 届工程研发笔试。

2024 年 4 月 28 日 19:00 - 20:30，哔哩哔哩 2025 届工程研发笔试 Java 卷。

You are given a string s. The score of a string is defined as the sum of the absolute difference between the ASCII values of adjacent characters.

2024 年 4 月 2 日 19:00 - 20:40，饿了么 2025 届春招工程研发笔试。

2024 年 3 月 31 日 20:00 - 22:00，腾讯 2024 实习生在线笔试。

2024 年 3 月 30 日 19:00 - 20:40，阿里巴巴春季2025届校招笔试-工程-0330。

2024 年 3 月 30 日 10:00 - 11:40，蚂蚁24年春招工程研发笔试。

2024 年 3 月 28 日 19:00 - 21:00，携程 2024 实习生在线笔试第二场。

2024年3月27日19:00-20:40，淘天集团2025届暑期实习生技术笔试。

2024年3月24日19:00-21:00，拼多多2025届暑期实习生-技术笔试。

2024年3月17日10:00-12:00，米哈游春招/暑期实习笔试。

原题

最近在做滑动窗口的题，在这里整理总结一下思路。

The company’s C.E.O. bet it all on a new kind of chip. Now that Nvidia is one of the biggest companies in the world, what will he do next?

Markets have dealt them a bad hand. They could be playing it better

Rising prices and animal spirits give it a long-awaited opportunity

But is it right?

Low interest rates have a paradoxical effect

The unfortunate reversal of a long-standing trend

So far, it has not led to a populist right-wing surge

Threats abound, including higher-for-longer interest rates

The world economy is witnessing a 600bn-a-year shift in behaviour

OCTOBER 20, 2023

Stand-up comedy is one means of resistance

Two new books examine the brokenness of wokeness

It needs a deeper, greener single market—not more state handouts

Even poor countries must start planning for an ageing population

We’ve ranked countries on five measures

An internal deal comes together while a cross-Mediterranean one falls apart

The surprising relevance of state-subsidised spicy cucumber

Evidence from 200 Nobel laureates

A global index of workplace attitudes suggests that it is more widespread

Sometimes, in wars and revolutions, fundamental change arrives with a bang. More often, it creeps up on you. That is the way with what we are calling “homela...

Is this the twilight of the screen age?

Economists and investors urge Beijing to take forceful steps as founder of developer Evergrande faces assets-transfer probe

Authorities imposed rules against ‘malicious’ price cuts but now are rethinking them, with hard-to-predict consequences for the economy

Links between the region’s countries are getting stronger. But America’s loss is not entirely China’s gain

The House is looking increasingly divided amid talks of more aid

If youth didn’t drive past growth, is ageing bound to be disastrous?

United Nations Headquarters

President is visiting Hanoi after attending a gathering of G-20 leaders in India

Democrats in Sacramento might want to pay attention to it

Making the business of meeting strangers marginally less awful

You can ignore rising rates, but you pay an arm and a leg

The hottest trend in finance offers more than just fat profits for advisers

From America to New Zealand YIMBYs push market-led solutions

Will policymakers still lift interest rates?

The centenary of the Great Kanto earthquake brings angst, and lessons for the world

Gratuitous bloodshed and the rise of female gamers have contributed to a backlash

In “Invitation to a Banquet” Fuchsia Dunlop celebrates the cuisine’s spread and savour

The number seeking to escape violence and political strife in the United States is small but growing

Learning the difficult language does not seem as worthwhile as it once did

Will high bond yields be what finally takes it down?

The good, bad and ugly, according to JPMorgan

That is good news for travellers, bad news for soulful connection

America wants to institutionalise co-operation with two key Asian allies

Three false dogmas are inhibiting the authorities’ response

The countries’ economic ties are more profound than they appear

Marriages in China are at a record low. Recent political and economic turmoil have added another reason to postpone tying the knot.

Author: Paul Graham - July 2023

It’s widely discussed in China: Employers don’t want you after 35. Some job listings say it plainly, leaving a generation of prime-age workers feeling defeated.

山梨県や静岡県などが、記念の式を東京で開きました。

Youth unemployment is now shockingly high

The database-as-a-service paradigm in the cloud (DBaaS) is becoming increasingly popular. Organizations adopt this paradigm because they expect higher securi...

What does it mean for rich-world economies?

Finnish (endonym: suomi [ˈsuo̯mi] or suomen kieli [ˈsuo̯meŋ ˈkie̯li]) is a Uralic language of the Finnic branch, spoken by the majority of the population in ...

An essay about English learning in Chinese language.

Given two arrays of unique digits nums1 and nums2, return the smallest number that contains at least one digit from each array.

There is a bag that consists of items, each item has a number 1, 0, or -1 written on it.

You are given a positive integer n.

You are given an integer money denoting the amount of money (in dollars) that you have and another integer children denoting the number of children that you ...

A trie (derived from retrieval) is a multiway tree data structure used for storing strings over an alphabet. It is used to store a large amount of strings. T...

You are given a 0-indexed array of string words and two integers left and right.

Pattern searching is an important problem in computer science. When we do search for a string in a notepad/word file or browser or database, pattern-searchin...

What is a Disjoint set data structure?

（全文转载自jdhao's digital space）

Heap sort is a comparison-based sorting technique based on Binary Heap data structure. It is similar to the selection sort where we first find the minimum el...

Selection sort is a simple and efficient sorting algorithm that works by repeatedly selecting the smallest (or largest) element from the unsorted portion of ...

Today is Jan 21, 2023.

Quick Sort

In computer science, arbitrary-precision arithmetic, also called bignum arithmetic, multiple-precision arithmetic, or sometimes infinite-precision arithmetic...

Binary Search is a searching algorithm used in a sorted array by repeatedly dividing the search interval in half. The idea of binary search is to use the inf...

Same with the preparation of quick sort.

LeetCode 47. Permutations II (全排列 II)

| Time | Status | | :----------: | :----------------------------------------------------------: |

Quicksort is an efficient, general-purpose sorting algorithm. Of course, we could sort arrays with Standard Library or STL simply and quickly. However, sorti...

There are millions of Japanese language learners such as me all over the world. Kanji (漢字) are the logographic Chinese characters taken from the Chinese scri...

You are given an array of equal-length strings words. Assume that the length of each string is n.