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https://github.com/qszhu/leetcode-contest-cli


https://github.com/qszhu/leetcode-contest-cli

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README 

        
# CLI for LeetCode Contests



## Warning



Experimental. Use at your own risk.



在正式比赛中使用的风险未知。



## Supported Languages

JavaScript/TypeScript/Python3/C++/Go/Rust/Kotlin/Java



## Requirements

* Node.js v14+

* Google Chrome

* (Optional) Visual Studio Code



### Requirements for Specific Language

* JavaScript/TypeScript

```bash

$ npm i -g esbuild

```



### Note for Windows

Allow running scripts

```

set-ExecutionPolicy RemoteSigned

```



## Install

```bash

$ npm i -g leetcode-contest-cli

```



## Upgrade

```bash

$ npm update -g leetcode-contest-cli

```



## First run



```bash

$ mkdir mySolutions

$ cd mySolutions

$ lcc init

```



### Google Chrome Executable Path

```bash

$ lcc

? Google Chrome executable path: › 

```

#### Where to find Chrome



Type `chrome://version/` in the address bar.



Typical values:

* Mac OSX: `/Applications/Google Chrome.app/Contents/MacOS/Google Chrome`

* Windows: `C:\Program Files\Google\Chrome\Application\chrome.exe`

* Linux: `/usr/bin/google-chrome-stable`



### Choosing Site

```bash

$ lcc

✔ Google Chrome executable path: … /Applications/Google Chrome.app/Contents/MacOS/Google Chrome

✔ Choose a site › 力扣 (leetcode.cn)

```



### Login

Before doing this, make sure you have already registered for the contest or have started a virtual contest.



Login in the opened browser window.



## Starting a Contest



### Preferred Language

```bash

$ lcc

? Choose a language › - Use arrow-keys. Return to submit.

❯   JavaScript

    TypeScript

    Python

    C++

    Go

    Rust

    Kotlin

    Java

```



### Contest URL

```bash

$ lcc

✔ Choose a language › TypeScript

✔ Contest URL: … https://leetcode.cn/contest/weekly-contest-298/

```



## Solving Problems



### Choosing a Problem

```bash

$ lcc list

? Choose a problem › - Use arrow-keys. Return to submit.

❯   兼具大小写的最好英文字母

    个位数字为 K 的整数之和

    小于等于 K 的最长二进制子序列

    卖木头块

```



### Project Structure

```

exa --tree

.

├── contests

│  └── weekly-contest-298

│     └── greatest-english-letter-in-upper-and-lower-case

│        ├── id

│        ├── input

│        ├── output

│        ├── screenshot.png

│        └── src

│           └── ts

│              ├── lib -> ../../../../../lib/ts

│              └── solution.ts

└── lib

   └── ts

```

* `input`: Test input. Add new cases here.

* `output`: Expected output. Add new cases here.

* `screenshot.png`: Screenshot of original webpage.

* `solution.*`: Edit your solution here.

* `lib`: Put your code snippets here to be imported by your solution.



### Test Solution

```bash

$ lcc test



  ...eatest-english-letter-in-upper-and-lower-case/build/ts/solution.js  1.1kb



⚡ Done in 9ms



STARTED

expected:

"E"

"R"

""

got:

undefined

undefined

undefined

```

Edit your solution and test again:

```bash

$ lcc test



  ...eatest-english-letter-in-upper-and-lower-case/build/ts/solution.js  1.4kb



⚡ Done in 2ms



PENDING

SUCCESS

```



### Submit Solution

```bash

$ lcc submit

STARTED

Accepted

runtime: 64 ms

memory: 43.1 MB

```



## Other Options



### Start Another Contest

```bash

$ lcc https://leetcode.cn/contest/biweekly-contest-81/

? Choose a problem › - Use arrow-keys. Return to submit.

❯   统计星号

    统计无向图中无法互相到达点对数

    操作后的最大异或和

    不同骰子序列的数目

```



### Use a Different Language

```bash

$ lcc lang

? Choose a language › - Use arrow-keys. Return to submit.

❯   JavaScript

    TypeScript

    Python

    C++

    Go

    Rust

    Kotlin

    Java

```



## Troubleshooting



If you encouter errors, append `-v` to the command you just typed to see what was going on.



### Session Expired

Your login session may expire if you have logged in another browser window. You can login again if you have encountered errors.

```bash

$ lcc login

```



## Migration



### v0.5.0

* Run `lcc lang` after upgrading