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华为历年机试题集合

华为机试共3道题，分值分别为60，50，40。时长2小时，上机环境支持语言包括C/C++/Java

搜集的题目均来自网络：
题1~3 code
题4~6 code
题7 code
题8~9 code

Neovim keybinds

Capital letters do the opposite of small letters in command (Press shift to trigger capital letters)
_ (underscore) to move the cursor at the beginning of line (doesn't switch to insert mode)
- 0 (zero) moves the cursor to the zeroth position of the line (doesn't switch to insert mode)
$ (dollar) to move the cursor at the end of line (doesn't switch to insert mode)
d$ will delete from wherever your cursor is till the end of the line
f<character> to move cursor to the first occurrence of <character>
- f( to move cursor to first occurence of (
t<character> to move cursor to upto but not on the first occurrence of <character>
t( to move cursor to first occurence of (

This document records my conclusions of experimenting Firefox 68 and Chromium 74 font fallback mechanism on Windows, as dated of the writing time.

Definition of font fallback

Both Firefox and Chromium allow users to configure the desired fonts used for displaying HTML in various languages. The HTML language is specified in the <html lang={lang}> tag. For instance, a Chinese webpage could be written as <html lang="zh"> or more specifically <html lang="zh-CN">. English webpage is <html lang="en"> or simplify lefting out the lang tag (although strongly discouraged by the W3C standard). The per-script font setting in Chromium is unlocked with the Advanced Font Settings extension.

When the webpage specify the font list to be used for certain element in CSS, the browsers will first search its font cache for

CHALLENGE

Develop an AI prompt that solves random 12-token instances of the A::B problem (defined here), with 90%+ success rate.

RULES

1. The AI will be given a `<problem/>` to solve.

We'll use your prompt as the SYSTEM PROMPT, and a specific instance of problem as the PROMPT, inside XML tags. Example:

Last updated: April 2021

Also known as itag or format codes and way back they could be specified with the fmt parameter (e.g. &fmt=22). Depending on the age and/or popularity of the video, not all formats will be available.

DASH video

Resolution	AV1 HFR High	AV1 HFR	AV1	VP9.2 HDR HFR	VP9 HFR	VP9	H.264 HFR	H.264
	MP4	MP4	MP4	WebM	WebM	WebM	MP4	MP4

YouTube video stream format codes

Comprehensive list of YouTube format code itags

itag Code	Container	Content	Resolution	Bitrate	Range	VR / 3D
5	flv	audio/video	240p	-	-	-
6	flv	audio/video	270p	-	-	-
17	3gp	audio/video	144p	-	-	-
18	mp4	audio/video	360p	-	-	-
22	mp4	audio/video	720p	-	-	-

Install Android apps or apk files in Windows using Windows Subsystem for Android

WSA or Windows Subsystem for Android is a Tool that allows Windows to run Android Apps directly without using any emulator. The problem is Windows Subsystem for Android is currently only available through preview via the Beta Channel of the Windows Insider Program. But if you follow my guide, you don't have to be in Windows Insider Program to try it out. The only thing you need is Windows 11 installed and some patience.

Prerequisites:

Windows Subsystem for Android or WSA must be Installed.

Click here to view the guide that shows how to install Windows Subsystem for Android in any Edition of Windows 11 (including Windows 11 Home) non Inider or stable release.

How to Install Android Apps or apk files in Windows Subsystem for Android:

First install Windows Subsystem for Android. [Click here](https://gist.github.com/HimDek/eb8704e2da1d98240153165743

	"""
	MIT License

	Copyright (c) 2023 David Buchanan

	Permission is hereby granted, free of charge, to any person obtaining a copy
	of this software and associated documentation files (the "Software"), to deal
	in the Software without restriction, including without limitation the rights
	to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
	copies of the Software, and to permit persons to whom the Software is

	[
	{
	"Title": "Avatar",
	"Year": "2009",
	"Rated": "PG-13",
	"Released": "18 Dec 2009",
	"Runtime": "162 min",
	"Genre": "Action, Adventure, Fantasy",
	"Director": "James Cameron",
	"Writer": "James Cameron",

	// https://play.golang.org/p/DnGeQsaGfi
	package main

	import (
	"fmt"
	"reflect"
	)

	type Ogp struct {
	Title string