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USACO Enhancements

Adds some enhancements to USACO problems.

目前為 2024-01-22 提交的版本，檢視 最新版本。

  1. // ==UserScript==
  2. // @name         USACO Enhancements
  3. // @namespace    https://connorcode.com
  4. // @version      2024-01-22
  5. // @description  Adds some enhancements to USACO problems.
  6. // @author       Connor Slade
  7. // @match        http://www.usaco.org/index.php?page=viewproblem*
  8. // @grant        none
  9. // @license      GPLv3
  10. // ==/UserScript==
  11.  
  12. (() => {
  13.     // == Problem year and date in page title ==
  14.     let problemDate = document.querySelector('.panel h2').innerText;
  15.     let problemName = document.querySelector('.panel h2:nth-child(2)').innerText.split('. ')[1];
  16.  
  17.     let date = problemDate.match(/USACO (\d{4}) (.*) Contest/);
  18.     document.title = `USACO - ${problemName} (${date[2].substring(0, 3)} ${date[1]})`;
  19.  
  20.     // == Persistent language selector ==
  21.     let selector = document.querySelector("select[name='language']");
  22.  
  23.     let lastLang = localStorage.getItem('lastLang');
  24.     if (lastLang != null) selector.value = lastLang;
  25.  
  26.     selector.addEventListener('change', () => {
  27.         console.log(selector.value);
  28.         localStorage.setItem("lastLang", selector.value);
  29.     });
  30. })();