leetcode-cage

Removes editorial, solutions, discussion, topics, hints section on leetCode problem pages

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(I already have a user script manager, let me install it!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name         leetcode-cage
// @namespace    http://tampermonkey.net/
// @version      0.1
// @description  Removes editorial, solutions, discussion, topics, hints section on leetCode problem pages
// @author       Lovelin Dhoni J B
// @match        https://leetcode.com/problems/*
// @match        https://cn.leetcode.com/problems/*
// @match        https://leetcode.cn/problems/*
// @grant        none
// @license      MIT
// ==/UserScript==

(function () {
  "use strict";

  function containsTextRecursively(element, texts) {
    if (!element) return false;
    const walker = document.createTreeWalker(
      element,
      NodeFilter.SHOW_TEXT,
      null,
    );
    while (walker.nextNode()) {
      const nodeText = walker.currentNode.nodeValue.trim();
      if (texts.some((text) => nodeText.includes(text))) {
        return true;
      }
    }
    return false;
  }

  function cleanPage() {
    document
      .querySelectorAll(
        "div.flexlayout__tab_button.flexlayout__tab_button_top.flexlayout__tab_button--unselected",
        "div.flexlayout__tab_button.flexlayout__tab_button_top.flexlayout__tab_button--selected"
      )
      .forEach((div) => {
        const text = div.textContent.trim();
        if (text.includes("Solutions") || text.includes("Editorial")) {
          div.remove();
        }
      });

    const statsDivs = document.querySelectorAll("div.mt-6.flex.flex-col.gap-3");
    statsDivs.forEach((div) => {
      const keywords = [
        "Accepted",
        "Acceptance Rate",
        "Topics",
        "Companies",
        "Discussion",
      ];
      if (containsTextRecursively(div, keywords)) {
        div.remove();
      }
    });

    const tagDivs = document.querySelectorAll("div.flex.gap-1");
    tagDivs.forEach((div) => {
      const keywords = ["Topics", "Companies"];
      if (containsTextRecursively(div, keywords)) {
        div.remove();
      }
    });

    const problemListDivs = document.querySelectorAll(
      ".lc-md\\:flex.group.flex.max-w-\\[300px\\].items-center.overflow-hidden.rounded.hover\\:bg-fill-tertiary.dark\\:hover\\:bg-fill-tertiary"
    );
    problemListDivs.forEach((div) => {
      if (containsTextRecursively(div, ["Problem List"])) {
        div.remove();
      }
    });
  }

  cleanPage();

  const observer = new MutationObserver(cleanPage);
  observer.observe(document.body, { childList: true, subtree: true });
})();