Codeforces Verdict Hidden Tool

The tool show codeforces submission status without which test case. For competitors practicing for the domjudge environment.

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         Codeforces Verdict Hidden Tool
// @namespace    http://tampermonkey.net/
// @version      1.0.0
// @description  The tool show codeforces submission status without which test case. For competitors practicing for the domjudge environment.
// @license      MIT
// @author       jakao
// @match        https://codeforces.com/*
// @icon         https://i.imgur.com/ldVBpM1.jpeg
// @grant        none
// ==/UserScript==

(function() {
    'use strict';

    function removeOnTest() {
        console.log('?!?');
        let walker = document.createTreeWalker(document.body, NodeFilter.SHOW_TEXT, null, false);
        let node;

        while (node = walker.nextNode()) {
            let textContent = node.nodeValue;
            let index = textContent.indexOf(' on test');

            if (index !== -1) {
                node.nodeValue = textContent.substring(0, index);
                nextNode = walker.nextNode();
                nextNode.nodeValue = "";
            }
            else{
                pretestIndex = textContent.indexOf(' on pretest');
                if (pretestIndex !== -1) {
                    node.nodeValue = textContent.substring(0, pretestIndex);
                    nextNode = walker.nextNode();
                    nextNode.nodeValue = "";
                }
            }
        }
        console.log('???');
    }

    const observer = new MutationObserver((mutations) => {
        mutations.forEach((mutation) => {
            if (mutation.addedNodes.length) {
                removeOnTest();
            }
        });
    });
    console.log('!!!');

    const observerConfig = {
        childList: true,
        subtree: true,
        characterData: true
    };

    removeOnTest();

    observer.observe(document.body, observerConfig);
})();