去除洛谷所有广告，包括首页大图和题目、题解、讨论、比赛页广告
// ==UserScript==
// @name 去除洛谷所有广告
// @namespace https://www.luogu.com.cn/user/365751
// @version 0.4.0
// @description 去除洛谷所有广告，包括首页大图和题目、题解、讨论、比赛页广告
// @author cooluo
// @match https://www.luogu.com.cn/
// @match https://www.luogu.com.cn/problem/*
// @match https://www.luogu.com.cn/problem/solution/*
// @match https://www.luogu.com.cn/discuss/*
// @match https://www.luogu.com/discuss/*
// @match https://www.luogu.com.cn/contest/*
// @icon https://cdn.luogu.com.cn/upload/usericon/3.png
// @license MIT
// @grant none
// ==/UserScript==
(function() {
'use strict';
// Your code here...
var flag = 0;
setInterval(function () {
var currentUrl = window.location.href;
if (currentUrl.includes('solution')) {
var block1 = document.querySelector("#app > div.main-container.lside-bar > main > div > div > div.side > div.l-card");
if (block1.innerHTML.includes('不要')) document.querySelector("#app > div.main-container.lside-bar > main > div > div > div.side > div:nth-child(3)").remove();
else document.querySelector("#app > div.main-container.lside-bar > main > div > div > div.side > div:nth-child(2)").remove();
}
else if (currentUrl.includes('problem')) document.querySelector("#app > div.main-container.lside-bar > main > div > div > div.side > div:nth-child(5)").remove();
else if (currentUrl.includes('discuss')) document.querySelector("#app > div.main-container.lside-bar > main > div > div > div.side > div:nth-child(2)").remove();
else if (currentUrl.includes('contest')) document.querySelector("#app > div.main-container > main > div > div.full-container > section.side > div:nth-child(3)").remove();
else if (!flag) {
document.getElementsByClassName('am-u-md-8')[0].remove();
var Fortune = document.getElementsByClassName('am-u-md-4 lg-punch am-text-center')[0];
Fortune.style = 'position: relative; left:33%';
flag = 1;
}
}, 1000);
})();