// ==UserScript==
// @name         Replace Codeforces Logo
// @namespace    http://tampermonkey.net/
// @version      1.0
// @description  Replace the Codeforces sponsored logo URL
// @author       Your Name
// @match        https://codeforces.net/*
// @match        https://mirror.codeforces.com/*
// @grant        none
// ==/UserScript==

(function() {
    'use strict';

    // Select all image elements on the page
    const images = document.querySelectorAll('img');

    images.forEach(img => {
        // Check if the image source matches the old logo URL pattern
        if (img.src.includes('codeforces.org/s/') && img.src.includes('codeforces-sponsored-by-ton.png')) {
            // Replace the old URL with the new one
            img.src = img.src.replace(/codeforces\.org\/s\/\d+\/images\/codeforces-sponsored-by-ton\.png/, 'assets.codeforces.com/images/codeforces-sponsored-by-ton.png');
        }
    });
})();