# 1337coder

> Parses example input & answers during leetcode online/virtual competition only and pastes it into Custom Testcases and (Un)Expected answer (show diff button doesn't work for now).

Canonical page: [https://chrome-stats.com/d/1337coder](https://chrome-stats.com/d/1337coder)

## Overview

- **ID:** `1337coder`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Agarus
- **Category:** other
- **Version:** 0.3
- **Last updated:** 2020-03-17
- **First published:** 2020-03-10
- **Size:** 11 KB
- **Data as of:** 2026-09-11
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/1337coder/)

## Description

1337coder is a Firefox add-on specifically designed for LeetCode online/virtual competitions. It parses example input and answers and automatically populates them into Custom Testcases and (Un)Expected answer fields. Please note that the show diff button is currently not functional.

## Rankings

- #138,007 — Overall
- #178 — leetcode

## Permissions and access

### Content script matches

- `*.leetcode.com`

## Safety

- **Risk impact:** Low risk impact
- **Risk likelihood:** Moderate risk likelihood

### Analysis details

- Injects scripts into web pages, which may alter or extract site contents, resulting in a substantial risk.
- This extension has low user count. Unpopular extensions may not be stable or safe.

> Some risk analysis details are omitted from this free response. [Upgrade to view the full analysis](https://chrome-stats.com/pricing).

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Source: [Chrome-Stats](https://chrome-stats.com/d/1337coder)