If you try to participate on AtCoder in the shared account, this script stops you.
// ==UserScript==
// @name Save_Paken_AtCoder_Account
// @namespace https://tkpaken.github.io/beginners/
// @version 0.1
// @description If you try to participate on AtCoder in the shared account, this script stops you.
// @author kaage
// @match https://atcoder.jp/*
// @grant none
// ==/UserScript==
(function() {
var str = (document.getElementsByClassName('dropdown-toggle'))[1].innerHTML;
if(str.match('.*pakenTK.*')){
var button = (document.getElementsByClassName('btn btn-lg btn-primary mt-2'))[0];
button.parentNode.removeChild(button);
}
})();