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Codeforces Better!

Codeforces界面汉化、题目翻译，markdown视图，一键复制题目

当前为 2023-05-16 提交的版本，查看 最新版本。

  1. // ==UserScript==
  2. // @name         Codeforces Better!
  3. // @namespace    https://greasyfork.org/users/747162
  4. // @version      1.22
  5. // @description  Codeforces界面汉化、题目翻译，markdown视图，一键复制题目
  6. // @author       北极小狐
  7. // @match        https://codeforces.com/*
  8. // @connect      www2.deepl.com
  9. // @connect      m.youdao.com
  10. // @connect      openai.api2d.net
  11. // @connect      api.openai.com
  12. // @grant        GM_xmlhttpRequest
  13. // @grant        GM_info
  14. // @connect      greasyfork.org
  15. // @icon         https://aowuucdn.oss-cn-beijing.aliyuncs.com/codeforces.png
  16. // @require      https://cdn.bootcdn.net/ajax/libs/turndown/7.1.1/turndown.min.js
  17. // @require      https://cdnjs.cloudflare.com/ajax/libs/markdown-it/13.0.1/markdown-it.min.js
  18. // @license      MIT
  19. // ==/UserScript==
  20. // 样式
  21. function loadCssCode(code) {
  22.     var style = document.createElement('style');
  23.     style.type = 'text/css';
  24.     style.rel = 'stylesheet';
  25.     style.appendChild(document.createTextNode(code));
  26.     var head = document.getElementsByTagName('head')[0];
  27.     head.appendChild(style);
  28. }
  29. loadCssCode(`
  30. span.mdViewContent {
  31.     white-space: pre-wrap;
  32. }
  33. /*翻译div*/
  34. .translate-problem-statement {
  35.     display: grid;
  36.     justify-items: start;
  37.     white-space: pre-wrap;
  38.     border: 1px dashed #00aeeccc;
  39.     border-radius: 0.3rem;
  40.     padding: 5px;
  41.     margin: 10px 0px;
  42.     font-size: 13px;
  43. }
  44. .translate-problem-statement a {
  45.     color: #4d87c7;
  46.     background: 0 0;
  47.     text-decoration: none;
  48. }
  49. .translate-problem-statement a:hover {
  50.     background-color: #800;
  51.     color: #fff;
  52.     text-decoration: none;
  53. }
  54. .html2md-panel {
  55.     display: flex;
  56.     justify-content: flex-end;
  57. }
  58. button.html2mdButton {
  59.     cursor: pointer;
  60.     background-color: #e6e6e6;
  61.     color: #727378;
  62.     height: 22px;
  63.     width: auto;
  64.     font-size: 13px;
  65.     border-radius: 0.3rem;
  66.     border: none;
  67.     padding: 1px 5px;
  68.     margin: 5px;
  69.     box-shadow: 0 0 1px #0000004d;
  70. }
  71. button.html2mdButton.copied {
  72.     background-color: #07e65196;
  73.     color: #104f2b;
  74. }
  75. button.html2mdButton.mdViewed {
  76.     background-color: #ff980057;
  77.     color: #5a3a0c;
  78. }
  79. button.translated {
  80.     cursor: not-allowed;
  81.     background-color: #2a6dc296;
  82.     color: #fffdfd;
  83. }
  84. .translate-problem-statement table {
  85.     border: 1px #ccc solid;
  86.     border-collapse: collapse;
  87.     margin: 1.3571em 0 0;
  88.     color: #222;
  89. }
  90. .translate-problem-statement table td {
  91.     border-right: 1px solid #ccc;
  92.     border-top: 1px solid #ccc;
  93.     padding: 0.7143em 0.5em;
  94. }
  95. .translate-problem-statement table th {
  96.     padding: 0.7143em 0.5em;
  97. }
  98. .translate-problem-statement p:not(:first-child) {
  99.     margin: 1.5em 0 0;
  100. }
  101. /*设置面板*/
  102. button.html2mdButton.CFBetter_setting {
  103.     float: right;
  104.     height: 30px;
  105.     background: #60a5fa;
  106.     color: white;
  107.     box-shadow: 0px 0px 1px 1px #0000004d;
  108.     margin: 10px;
  109. }
  110. #CFBetter_setting_menu {
  111.     z-index: 9999;
  112.     border-radius: 0.5rem;
  113.     box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  114.     display: grid;
  115.     position: fixed;
  116.     top: 50%;
  117.     left: 50%;
  118.     width: 270px;
  119.     transform: translate(-50%, -50%);
  120.     border-radius: 16px;
  121.     background-color: #ecf0ff;
  122.     border: 6px solid #ffffff;
  123.     color: #697e91;
  124.     padding: 10px 20px 20px 20px;
  125. }
  126.  
  127. /*设置面板-关闭按钮*/
  128. #CFBetter_setting_menu .tool-box {
  129.   position: absolute;
  130.   display: flex;
  131.   align-items: center;
  132.   justify-content: center;
  133.   width: 2.5rem;
  134.   height: 2.5rem;
  135.   top: 3px;
  136.   right: 3px;
  137. }
  138.  
  139. #CFBetter_setting_menu .btn-close {
  140.   display: flex;
  141.   align-items: center;
  142.   justify-content: center;
  143.   text-align: center;
  144.   width: 2rem;
  145.   height: 2rem;
  146.   color: transparent;
  147.   font-size: 0;
  148.   cursor: pointer;
  149.   background-color: #ff000080;
  150.   border: none;
  151.   border-radius: 10px;
  152.   transition: .2s ease all;
  153. }
  154.  
  155. #CFBetter_setting_menu .btn-close:hover {
  156.   width: 2rem;
  157.   height: 2rem;
  158.   font-size: 1rem;
  159.   color: #ffffff;
  160.   background-color: #ff0000cc;
  161.   box-shadow: 0 5px 5px 0 #00000026;
  162. }
  163.  
  164. #CFBetter_setting_menu .btn-close:active {
  165.   width: .9rem;
  166.   height: .9rem;
  167.   font-size: .9rem;
  168.   color: #ffffffde;
  169.   --shadow-btn-close: 0 3px 3px 0 #00000026;
  170.   box-shadow: var(--shadow-btn-close);
  171. }
  172.  
  173. /*设置面板-checkbox*/
  174. #CFBetter_setting_menu input[type=checkbox]:focus {
  175.     outline: 0px;
  176. }
  177.  
  178. #CFBetter_setting_menu input[type="checkbox"] {
  179.     margin: 0px;
  180. 	appearance: none;
  181. 	width: 48px;
  182. 	height: 24px;
  183. 	border: 2px solid #6b8092;
  184. 	border-radius: 20px;
  185. 	background: #f1e1e1;
  186. 	position: relative;
  187. 	box-sizing: border-box;
  188. }
  189.  
  190. #CFBetter_setting_menu input[type="checkbox"]::before {
  191. 	content: "";
  192. 	width: 16px;
  193. 	height: 16px;
  194. 	background: #6b80927a;
  195. 	border: 2px solid #6b8092;
  196. 	border-radius: 50%;
  197. 	position: absolute;
  198. 	top: 0;
  199. 	left: 0;
  200. 	transform: translate(0%, 0%);
  201. 	transition: all 0.3s ease-in-out;
  202. }
  203.  
  204. #CFBetter_setting_menu input[type="checkbox"]::after {
  205. 	content: url("data:image/svg+xml,%3Csvg xmlns='://www.w3.org/2000/svg' width='23' height='23' viewBox='0 0 23 23' fill='none'%3E%3Cpath fill-rule='evenodd' clip-rule='evenodd' d='M6.55021 5.84315L17.1568 16.4498L16.4497 17.1569L5.84311 6.55026L6.55021 5.84315Z' fill='%23EA0707' fill-opacity='0.89'/%3E%3Cpath fill-rule='evenodd' clip-rule='evenodd' d='M17.1567 6.55021L6.55012 17.1568L5.84302 16.4497L16.4496 5.84311L17.1567 6.55021Z' fill='%23EA0707' fill-opacity='0.89'/%3E%3C/svg%3E");
  206. 	position: absolute;
  207. 	top: 0;
  208. 	left: 24px;
  209. }
  210.  
  211. #CFBetter_setting_menu input[type="checkbox"]:checked {
  212. 	border: 2px solid #02c202;
  213. 	background: #e2f1e1;
  214. }
  215.  
  216. #CFBetter_setting_menu input[type="checkbox"]:checked::before {
  217. 	background: rgba(2, 194, 2, 0.5);
  218. 	border: 2px solid #02c202;
  219. 	transform: translate(119%, 0%);
  220. 	transition: all 0.3s ease-in-out;
  221. }
  222.  
  223. #CFBetter_setting_menu input[type="checkbox"]:checked::after {
  224. 	content: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='15' height='13' viewBox='0 0 15 13' fill='none'%3E%3Cpath fill-rule='evenodd' clip-rule='evenodd' d='M14.8185 0.114533C15.0314 0.290403 15.0614 0.605559 14.8855 0.818454L5.00187 12.5L0.113036 6.81663C-0.0618274 6.60291 -0.0303263 6.2879 0.183396 6.11304C0.397119 5.93817 0.71213 5.96967 0.886994 6.18339L5.00187 11L14.1145 0.181573C14.2904 -0.0313222 14.6056 -0.0613371 14.8185 0.114533Z' fill='%2302C202' fill-opacity='0.9'/%3E%3C/svg%3E");
  225. 	position: absolute;
  226. 	top: 3px;
  227. 	left: 4px;
  228. }
  229.  
  230. #CFBetter_setting_menu input[type="checkbox"] + label {
  231.     margin: 0px 0px 0px 10px !important;
  232.     font-size: 16px;
  233. }
  234.  
  235. .CFBetter_setting_list {
  236. 	display: flex;
  237. 	align-items: center;
  238. 	margin-bottom: 18px;
  239. }
  240.  
  241. /*设置面板-radio*/
  242. #CFBetter_setting_menu>label {
  243.     display: flex;
  244.     list-style-type: none;
  245.     padding-inline-start: 0px;
  246.     overflow-x: auto;
  247.     max-width: 100%;
  248.     margin: 0px;
  249.     align-items: center;
  250.     margin: 3px 0px;
  251. }
  252.  
  253. .CFBetter_setting_menu_label_text {
  254.     border: 1px dashed #00aeeccc;
  255.     display: block;
  256.     height: 20px;
  257.     width: 100%;
  258.     color: gray;
  259.     font-weight: 300;
  260.     font-size: 14px;
  261.     letter-spacing: 2px;
  262.     padding: 7px;
  263. }
  264.  
  265. input[type="radio"]:checked+.CFBetter_setting_menu_label_text {
  266.     background: #41e49930;
  267.     border: 1px solid green;
  268.     color: green;
  269.     font-weight: 500;
  270. }
  271.  
  272. #CFBetter_setting_menu>label input[type="radio"] {
  273.     -webkit-appearance: none;
  274.     appearance: none;
  275.     list-style: none;
  276.     margin: 0px;
  277. }
  278.  
  279. #CFBetter_setting_menu input[type="text"] {
  280.     display: block;
  281.     height: 25px;
  282.     background-color: #ffffff;
  283.     color: #727378;
  284.     font-size: 10px;
  285.     border-radius: 0.3rem;
  286.     padding: 1px 5px;
  287.     margin: 5px 0px 5px 0px;
  288.     border: 1px solid #00aeeccc;
  289.     box-shadow: 0 0 1px #0000004d;
  290. }
  291.  
  292. .CFBetter_setting_menu_input {
  293.     width: 100%;
  294.     display: grid;
  295.     justify-content: start;
  296. }
  297.  
  298. #CFBetter_setting_menu #save {
  299.     cursor: pointer;
  300. 	display: inline-flex;
  301. 	padding: 0.5rem 1rem;
  302. 	background-color: #1aa06d;
  303. 	color: #ffffff;
  304. 	font-size: 1rem;
  305. 	line-height: 1.5rem;
  306. 	font-weight: 500;
  307. 	justify-content: center;
  308. 	width: 100%;
  309. 	border-radius: 0.375rem;
  310. 	border: none;
  311. 	box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  312. }
  313.  
  314. #CFBetter_setting_menu span.tip {
  315.     color: red;
  316.     font-size: 2px;
  317.     font-weight: 500;
  318.     padding: 0px 0px 10px 0px;
  319. }
  320. /*更新检查*/
  321. div#update_panel {
  322.     position: fixed;
  323.     top: 50%;
  324.     left: 50%;
  325.     width: 240px;
  326.     transform: translate(-50%, -50%);
  327.     background-color: #fdfdfd;
  328.     border: 1px solid #00aeeccc;
  329.     border-radius: 5px;
  330.     box-shadow: 2px 2px 3px 1px #0000004d;
  331.     padding: 10px 20px 20px 20px;
  332.     color: #444242;
  333.     background-color: #ecf0ff;
  334.     border: 6px solid #ffffff;
  335.     border-radius: 16px;
  336. }
  337. div#update_panel #updating {
  338.     cursor: pointer;
  339. 	display: inline-flex;
  340. 	padding: 0px;
  341. 	background-color: #1aa06d;
  342. 	color: #ffffff;
  343. 	font-size: 1rem;
  344. 	line-height: 1.5rem;
  345. 	font-weight: 500;
  346. 	justify-content: center;
  347. 	width: 100%;
  348. 	border-radius: 0.375rem;
  349. 	border: none;
  350. 	box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  351. }
  352. div#update_panel #updating a {
  353.     text-decoration: none;
  354.     color: white;
  355.     display: flex;
  356.     position: inherit;
  357.     top: 0;
  358.     left: 0;
  359.     width: 100%;
  360.     height: 22px;
  361.     font-size: 14px;
  362.     justify-content: center;
  363.     align-items: center;
  364. }
  365. `);
  366.  
  367. // 更新检查
  368. (function checkScriptVersion() {
  369.     function compareVersions(version1 = "0", version2 = "0") {
  370.         const v1Array = String(version1).split(".");
  371.         const v2Array = String(version2).split(".");
  372.         const minLength = Math.min(v1Array.length, v2Array.length);
  373.         let result = 0;
  374.         for (let i = 0; i < minLength; i++) {
  375.             const curV1 = Number(v1Array[i]);
  376.             const curV2 = Number(v2Array[i]);
  377.             if (curV1 > curV2) {
  378.                 result = 1;
  379.                 break;
  380.             } else if (curV1 < curV2) {
  381.                 result = -1;
  382.                 break;
  383.             }
  384.         }
  385.         if (result === 0 && v1Array.length !== v2Array.length) {
  386.             const v1IsBigger = v1Array.length > v2Array.length;
  387.             const maxLenArray = v1IsBigger ? v1Array : v2Array;
  388.             for (let i = minLength; i < maxLenArray.length; i++) {
  389.                 const curVersion = Number(maxLenArray[i]);
  390.                 if (curVersion > 0) {
  391.                     v1IsBigger ? result = 1 : result = -1;
  392.                     break;
  393.                 }
  394.             }
  395.         }
  396.         return result;
  397.     }
  398.  
  399.     GM_xmlhttpRequest({
  400.         method: "GET",
  401.         url: "https://greasyfork.org/zh-CN/scripts/465777.json",
  402.         timeout: 10 * 1e3,
  403.         onload: function (response) {
  404.             const scriptData = JSON.parse(response.responseText);
  405.             if (scriptData.name === GM_info.script.name && compareVersions(scriptData.version, GM_info.script.version) === 1) {
  406.                 $("body").append(`
  407. 					<div id='update_panel'>
  408. 						<h3>${GM_info.script.name}有新版本！</h3>
  409. 						<hr>
  410. 						<div class='update_panel_menu'>
  411.                             <span class ='tip'>版本信息：${GM_info.script.version} → ${scriptData.version}</span>
  412. 						</div>
  413. 						<br>
  414. 						<button id='updating'><a target="_blank" href="${scriptData.url}">更新</a></button>
  415. 					</div>
  416. 				`);
  417.             }
  418.         }
  419.     });
  420. })();
  421.  
  422. // 汉化替换
  423. (function () {
  424.     if (getCookie("bottomZh_CN") === '') setCookie("bottomZh_CN", "true", 3650);
  425.     if (getCookie("bottomZh_CN") != "true") return;
  426.     // 设置语言为zh
  427.     var htmlTag = document.getElementsByTagName("html")[0];
  428.     htmlTag.setAttribute("lang", "zh-CN");
  429.  
  430.     // 暴力html替换
  431.     const classData = {
  432.         '.menu-list.main-menu-list': [
  433.             { match: 'Help', replace: '帮助' },
  434.             { match: 'Calendar', replace: '日历' },
  435.             { match: 'Edu', replace: '培训' },
  436.             { match: 'Rating', replace: '积分榜' },
  437.             { match: 'Groups', replace: '团体' },
  438.             { match: 'Problemset', replace: '题单' },
  439.             { match: 'Gym', replace: '训练营（过去的大型比赛）' },
  440.             { match: 'Contests', replace: '比赛' },
  441.             { match: 'Catalog', replace: '指南目录' },
  442.             { match: 'Top', replace: '热门' },
  443.             { match: 'Home', replace: '主页' },
  444.         ],
  445.         '.personal-sidebar ': [
  446.             { match: 'Contribution', replace: '贡献' },
  447.             { match: 'Settings', replace: '设置' },
  448.             { match: 'Blog', replace: '博客' },
  449.             { match: 'Teams', replace: '队伍' },
  450.             { match: 'Submissions', replace: '提交' },
  451.             { match: 'Talks', replace: '私信' },
  452.             { match: 'Contests', replace: '比赛' },
  453.         ],
  454.         '.contest-state-phase': [
  455.             { match: 'Before contest', replace: '即将进行的比赛' },
  456.         ],
  457.         '.notice': [
  458.             { match: 'has extra registration', replace: '有额外的报名时期' },
  459.             { match: 'If you are late to register in 5 minutes before the start, you can register later during the extra registration. Extra registration opens 10 minutes after the contest starts and lasts 25 minutes.', replace: '如果您在比赛开始前5分钟前还未报名，您可以在额外的报名期间稍后报名。额外的报名将在比赛开始后10分钟开放，并持续25分钟。' },
  460.         ],
  461.         '.act-item': [
  462.             { match: 'Add to favourites', replace: '添加到收藏' },
  463.             { match: 'Submit', replace: '提交' },
  464.         ],
  465.         '.datatable': [
  466.             { match: 'Virtual participation', replace: '参加虚拟重现赛' },
  467.             { match: 'Enter', replace: '进入' },
  468.             { match: 'Final standings', replace: '榜单' },
  469.             { match: 'School/University/City/Region Championship', replace: '学校/大学/城市/区域比赛' },
  470.             { match: 'Official School Contest', replace: '学校官方比赛' },
  471.             { match: 'Training Contest', replace: '训练赛' },
  472.             { match: 'Training Camp Contest', replace: '训练营比赛' },
  473.             { match: 'Official ICPC Contest', replace: 'ICPC官方比赛' },
  474.             { match: 'Official International Personal Contest', replace: '官方国际个人赛' },
  475.             { match: 'China', replace: '中国' },
  476.             { match: 'Statements', replace: '题目描述' },
  477.             { match: 'in Chinese', replace: '中文' },
  478.             { match: 'Trainings', replace: '训练' },
  479.             { match: 'Prepared by', replace: '编写人' },
  480.             { match: 'Current or upcoming contests', replace: '当前或即将举行的比赛' },
  481.             { match: 'Past contests', replace: '过去的比赛' },
  482.             { match: 'Exclusions', replace: '排除' },
  483.             { match: 'Before start', replace: '还有' },
  484.             { match: 'Before registration', replace: '报名还有' },
  485.             { match: 'Until closing ', replace: '结束报名' },
  486.             { match: 'Register', replace: '报名' },
  487.             { match: 'Registration completed', replace: '已报名' },
  488.             { match: 'Questions about problems', replace: '关于题目的提问' },
  489.         ],
  490.         '.ask-question-link': [
  491.             { match: 'Ask a question', replace: '提一个问题' },
  492.         ],
  493.         '.contests-table': [
  494.             { match: 'Contest history', replace: '比赛历史' },
  495.         ],
  496.         '.roundbox.sidebox.borderTopRound ': [
  497.             { match: 'Register now', replace: '现在报名' },
  498.         ],
  499.         '.icon-eye-close.icon-large': [
  500.             { match: 'Add to exclusions', replace: '添加到排除列表' },
  501.         ],
  502.         '._ContestFilterExclusionsManageFrame_addExclusionLink': [
  503.             { match: 'Add to exclusions for gym contests filter', replace: '添加训练营过滤器的排除项' },
  504.         ],
  505.         '.roundbox.sidebox.sidebar-menu.borderTopRound ': [
  506.             { match: 'Announcement', replace: '公告' },
  507.             { match: 'Statements', replace: '统计报表' },
  508.             { match: 'Tutorial', replace: '题解' },
  509.         ],
  510.         '.second-level-menu ': [
  511.             { match: 'Problems', replace: '问题' },
  512.             { match: 'Submit Code', replace: '提交代码' },
  513.             { match: 'My Submissions', replace: '我的提交' },
  514.             { match: 'Status', replace: '状态' },
  515.             { match: 'Standings', replace: '榜单' },
  516.             { match: 'Custom Invocation', replace: '自定义调试' },
  517.             { match: 'Common standings', replace: '全部排行' },
  518.             { match: 'Friends standings', replace: '只看朋友' },
  519.             { match: 'Submit', replace: '提交' },
  520.             { match: 'Custom test', replace: '自定义测试' },
  521.             { match: 'Blog', replace: '博客' },
  522.             { match: 'Teams', replace: '队伍' },
  523.             { match: 'Submissions', replace: '提交' },
  524.             { match: 'Groups', replace: '团体' },
  525.             { match: 'Contests', replace: '比赛' },
  526.             { match: '问题etting', replace: '参与编写的问题' },
  527.             { match: 'Gym', replace: '训练营' },
  528.             { match: 'Mashups', replace: '组合混搭' },
  529.             { match: 'Posts', replace: '帖子' },
  530.             { match: '>Comments<', replace: '>回复<' },
  531.             { match: 'Main', replace: '主要' },
  532.             { match: 'Settings', replace: '设置' },
  533.             { match: 'Lists', replace: '列表' },
  534.         ],
  535.         '.topic-toggle-collapse': [
  536.             { match: 'Expand', replace: '展开' },
  537.         ],
  538.         '.topic-read-more': [
  539.             { match: 'Full text and comments', replace: '阅读全文/评论' },
  540.         ],
  541.         '.toggleEditorCheckboxLabel': [
  542.             { match: 'Switch off editor', replace: '关闭编辑器语法高亮' },
  543.         ],
  544.         '.content-with-sidebar': [
  545.             { match: 'Notice', replace: '注意' },
  546.             { match: 'virtual participation', replace: '虚拟参与' },
  547.             { match: 'Registration for the contest', replace: '比赛报名' },
  548.             { match: 'Terms of agreement', replace: '协议条款' },
  549.             { match: 'Take part', replace: '参与' },
  550.             { match: 'as individual participant', replace: '作为个人参与者' },
  551.             { match: 'as a team member', replace: '作为团队成员' },
  552.             { match: 'Virtual start time', replace: '虚拟开始时间' },
  553.             { match: 'Complete problemset', replace: '完整的问题集' },
  554.         ],
  555.         '.submit': [
  556.             { match: 'Registration for the contest', replace: '比赛报名' },
  557.         ],
  558.         '.table-form': [
  559.             { match: 'Problem', replace: '题目' },
  560.             { match: 'Language', replace: '语言' },
  561.             { match: 'Source code', replace: '源代码' },
  562.             { match: 'Or choose file', replace: '或者选择文件' },
  563.             { match: 'Choose file', replace: '选择文件' },
  564.         ],
  565.     };
  566.     for (const className in classData) {
  567.         const elements = document.querySelectorAll(className);
  568.         elements.forEach((element) => {
  569.             let html = element.outerHTML;
  570.             const parent = element.parentNode;
  571.             const childIndex = Array.from(parent.children).indexOf(element);
  572.             let matched = false;
  573.             classData[className].forEach((rule) => {
  574.                 if (html.match(new RegExp(rule.match, 'g'))) {
  575.                     matched = true;
  576.                     html = html.replace(new RegExp(rule.match, 'g'), rule.replace);
  577.                     const temp = document.createElement('div');
  578.                     temp.innerHTML = html.trim();
  579.                     const newElement = element.cloneNode(true);
  580.                     newElement.innerHTML = temp.firstChild.innerHTML;
  581.                     parent.replaceChild(newElement, parent.children[childIndex]);
  582.                 }
  583.             });
  584.         });
  585.     }
  586.  
  587.     // 元素选择替换
  588.     // 侧栏titled汉化
  589.     (function () {
  590.         var translations = {
  591.             "Pay attention": "→ 注意",
  592.             "Top rated": "→ 积分排行",
  593.             "Top contributors": "→ 贡献者排行",
  594.             "Find user": "→ 查找用户",
  595.             "Recent actions": "→ 最近热帖",
  596.             "Training filter": "→ 过滤筛选",
  597.             "Find training": "→ 搜索比赛/问题",
  598.             "Virtual participation": "→ 什么是虚拟参赛",
  599.             "Contest materials": "→ 比赛相关资料",
  600.             "Settings": "→ 设置",
  601.             "Clone Contest to Mashup": "→ Clone比赛到组合混搭",
  602.             "Submit": "→ 提交",
  603.             "Practice": "→ 练习",
  604.             "Problem tags": "→ 问题标签",
  605.             "Filter Problems": "→ 过滤问题",
  606.             "Attention": "→ 注意",
  607.             "About Contest": "→ 关于比赛",
  608.         };
  609.  
  610.         $(".caption.titled").each(function () {
  611.             var tag = $(this).text();
  612.             for (var property in translations) {
  613.                 if (tag.match(property)) {
  614.                     $(this).addClass(property);
  615.                     $(this).text(translations[property]);
  616.                     break;
  617.                 }
  618.             }
  619.         });
  620.     })();
  621.     // 题目Tag汉化
  622.     (function () {
  623.         var parentElement = $('._FilterByTagsFrame_addTagLabel');
  624.         var selectElement = parentElement.find('select');
  625.         var translations = {
  626.             "*combine tags by OR": "*按逻辑或组合我选择的标签",
  627.             "combine-tags-by-or": "*按逻辑或组合我选择的标签（combine-tags-by-or）",
  628.             "2-sat": "二分图可满足性问题（2-sat）",
  629.             "binary search": "二分搜索（binary search）",
  630.             "bitmasks": "位掩码（bitmasks）",
  631.             "brute force": "暴力枚举（brute force）",
  632.             "chinese remainder theorem": "中国剩余定理（chinese remainder theorem）",
  633.             "combinatorics": "组合数学（combinatorics）",
  634.             "constructive algorithms": "构造算法（constructive algorithms）",
  635.             "data structures": "数据结构（data structures）",
  636.             "dfs and similar": "深度优先搜索及其变种（dfs and similar）",
  637.             "divide and conquer": "分治算法（divide and conquer）",
  638.             "dp": "动态规划（dp）",
  639.             "dsu": "并查集（dsu）",
  640.             "expression parsing": "表达式解析（expression parsing）",
  641.             "fft": "快速傅里叶变换（fft）",
  642.             "flows": "流（flows）",
  643.             "games": "博弈论（games）",
  644.             "geometry": "计算几何（geometry）",
  645.             "graph matchings": "图匹配（graph matchings）",
  646.             "graphs": "图论（graphs）",
  647.             "greedy": "贪心策略（greedy）",
  648.             "hashing": "哈希表（hashing）",
  649.             "implementation": "实现问题，编程技巧，模拟（implementation）",
  650.             "interactive": "交互性问题（interactive）",
  651.             "math": "数学（math）",
  652.             "matrices": "矩阵（matrices）",
  653.             "meet-in-the-middle": "meet-in-the-middle算法（meet-in-the-middle）",
  654.             "number theory": "数论（number theory）",
  655.             "probabilities": "概率论（probabilities）",
  656.             "schedules": "调度算法（schedules）",
  657.             "shortest paths": "最短路算法（shortest paths）",
  658.             "sortings": "排序算法（sortings）",
  659.             "string suffix structures": "字符串后缀结构（string suffix structures）",
  660.             "strings": "字符串处理（strings）",
  661.             "ternary search": "三分搜索（ternary search）",
  662.             "trees": "树形结构（trees）",
  663.             "two pointers": "双指针算法（two pointers）"
  664.         };
  665.         selectElement.find("option").each(function () {
  666.             var optionValue = $(this).val();
  667.             if (translations[optionValue]) {
  668.                 $(this).text(translations[optionValue]);
  669.             }
  670.         });
  671.         $("._FilterByTagsFrame_tagBoxCaption").each(function () {
  672.             var tag = $(this).text();
  673.             if (tag in translations) {
  674.                 $(this).text(translations[tag]);
  675.             }
  676.         });
  677.         $(".notice").each(function () {
  678.             var tag = $(this).text();
  679.             if (tag in translations) {
  680.                 $(this).text(translations[tag]);
  681.             }
  682.         });
  683.         $(".tag-box").each(function () {
  684.             var tag = $(this).text();
  685.             for (var property in translations) {
  686.                 property = property.replace(/[-[\]/{}()*+?.\\^$|]/g, '\\$&');
  687.                 if (tag.match(property)) {
  688.                     $(this).text(translations[property]);
  689.                     break;
  690.                 }
  691.             }
  692.         });
  693.     })();
  694.     // 题目过滤器选项汉化
  695.     (function () {
  696.         var parentElement = $('#gym-filter-form');
  697.         var selectElement = parentElement.find('div');
  698.         var translations = {
  699.             "Contest type:": "比赛类型:",
  700.             "ICPC region:": "ICPC地区:",
  701.             "Contest format:": "比赛形式:",
  702.             "Order by:": "排序方式:",
  703.             "Secondary order by:": "次要排序方式:",
  704.             "Hide, if participated:": "隐藏我参加过的:",
  705.         };
  706.         selectElement.find("label").each(function () {
  707.             var optionValue = $(this).text();
  708.             if (translations[optionValue]) {
  709.                 $(this).text(translations[optionValue]);
  710.             }
  711.         });
  712.         translations = {
  713.             "Season:": "时间范围（年度）",
  714.             "Duration, hours:": "持续时间（小时）:",
  715.             "Difficulty:": "难度:"
  716.         };
  717.         selectElement.each(function () {
  718.             var optionValue = $(this).text();
  719.             if (translations[optionValue]) {
  720.                 $(this).text(translations[optionValue]);
  721.             }
  722.         });
  723.     })();
  724.     (function () {
  725.         var parentElement = $('.setting-value');
  726.         var selectElement = parentElement.find('select');
  727.         var translations = {
  728.             "Official ACM-ICPC Contest": "ICPC官方比赛",
  729.             "Official School Contest": "学校官方比赛",
  730.             "Opencup Contest": "Opencup比赛",
  731.             "School/University/City/Region Championship": "学校/大学/城市/地区锦标赛",
  732.             "Training Camp Contest": "训练营比赛",
  733.             "Official International Personal Contest": "官方国际个人赛",
  734.             "Training Contest": "训练比赛",
  735.             "ID_ASC": "创建时间（升序）",
  736.             "ID_DESC": "创建时间（降序）",
  737.             "RATING_ASC": "评分（升序）",
  738.             "RATING_DESC": "评分（降序）",
  739.             "DIFFICULTY_ASC": "难度（升序）",
  740.             "DIFFICULTY_DESC": "难度（降序）",
  741.             "START_TIME_ASC": "开始时间（升序）",
  742.             "START_TIME_DESC": "开始时间（降序）",
  743.             "DURATION_ASC": "持续时间（升序）",
  744.             "DURATION_DESC": "持续时间（降序）",
  745.             "POPULARITY_ASC": "热度（升序）",
  746.             "POPULARITY_DESC": "热度（降序）",
  747.             "UPDATE_TIME_ASC": "更新时间（升序）",
  748.             "UPDATE_TIME_DESC": "更新时间（降序）"
  749.         };
  750.         selectElement.find("option").each(function () {
  751.             var optionValue = $(this).val();
  752.             if (translations[optionValue]) {
  753.                 $(this).text(translations[optionValue]);
  754.             }
  755.         });
  756.         parentElement = $('.setting-last-value');
  757.         selectElement = parentElement.find('select');
  758.         selectElement.find("option").each(function () {
  759.             var optionValue = $(this).val();
  760.             if (translations[optionValue]) {
  761.                 $(this).text(translations[optionValue]);
  762.             }
  763.         });
  764.     })();
  765.     // 右侧sidebox通用汉化
  766.     (function () {
  767.         var parentElement = $('.sidebox');
  768.         var selectElement = parentElement.find('div');
  769.         var translations = {
  770.             "Show tags for unsolved problems": "显示未解决问题的标签",
  771.             "Hide solved problems": "隐藏已解决的问题",
  772.         };
  773.         selectElement.find("label").each(function () {
  774.             var optionValue = $(this).text();
  775.             if (translations[optionValue]) {
  776.                 $(this).text(translations[optionValue]);
  777.             }
  778.         });
  779.     })();
  780.     // 杂项汉化
  781.     (function () {
  782.         var translations = {
  783.             "(standard input\/output)": "标准输入/输出",
  784.         };
  785.         $("div.notice").each(function () {
  786.             var tag = $(this).children().eq(0).text();
  787.             for (var property in translations) {
  788.                 if (tag.match(property)) {
  789.                     $(this).children().eq(0).text(translations[property]);
  790.                     break;
  791.                 }
  792.             }
  793.         });
  794.     })();
  795.  
  796. })();
  797.  
  798. // **设置面板**
  799. $("div[class='lang-chooser']").each(function () {
  800.     $(this).before(
  801.         "<button class='html2mdButton CFBetter_setting'>CodeforcesBetter设置</button>"
  802.     );
  803. });
  804. $(document).ready(function () {
  805.     $(".CFBetter_setting").click(function () {
  806.         $(".CFBetter_setting").attr("disabled", true);
  807.         $(".CFBetter_setting").css("background-color", "#e6e6e6");
  808.         $(".CFBetter_setting").css("color", "#727378");
  809.         $(".CFBetter_setting").css("cursor", "not-allowed");
  810.         $("body").append(`
  811. 					<div id='CFBetter_setting_menu'>
  812.                         <div class="tool-box">
  813. 		                    <button class="btn-close">×</button>
  814. 	                    </div>
  815.                         <h3>基本设置</h3>
  816. 						<hr>
  817. 						<div class='CFBetter_setting_list'>
  818. 							<input type="checkbox" id="bottomZh_CN" name="bottomZh_CN" checked>
  819. 							<label for="bottomZh_CN">界面汉化</label>
  820. 						</div>
  821. 						<h3>翻译设置</h3>
  822. 						<hr>
  823. 						<label>
  824. 							<input type='radio' name='translation' value='deepl'>
  825. 							<span class='CFBetter_setting_menu_label_text'>deepl翻译</span>
  826. 						</label>
  827. 						<label>
  828. 							<input type='radio' name='translation' value='youdao'>
  829. 							<span class='CFBetter_setting_menu_label_text'>有道翻译</span>
  830. 						</label>
  831. 						<label>
  832. 							<input type='radio' name='translation' value='openai'>
  833. 							<span class='CFBetter_setting_menu_label_text'>使用ChatGPT翻译(API)</span>
  834. 						</label>
  835. 						<label>
  836. 							<input type='radio' name='translation' value='api2d'>
  837. 							<span class='CFBetter_setting_menu_label_text'>使用api2d翻译(API)</span>
  838. 							</label><br>
  839. 						<div class='CFBetter_setting_menu_input' id='baidu' style='display: none;'>
  840. 							<label for='baidu_uid'>APP ID:</label><input type='text' id='baidu_uid'>
  841. 							<label for='baidu_key'>KEY:</label><input type='text' id='baidu_key'>
  842. 						</div>
  843. 						<div class='CFBetter_setting_menu_input' id='openai' style='display: none;'>
  844.                             <span class ='tip'>提示：<br>请确保你能够正常访问OpenAI的api<br></span>
  845.                             <span class ='tip'>使用ChatGPT-3.5进行翻译，脚本的所有请求均在本地完成，</span>
  846.                             <span class ='tip'>你需要输入自己的OpenAI KEY，<a target="_blank" href="https://platform.openai.com/account/usage">官网</a></span>
  847. 							<label for='openai_key'>KEY:</label><input type='text' id='openai_key'>
  848. 						</div>
  849. 						<div class='CFBetter_setting_menu_input' id='api2d' style='display: none;'>
  850.                             <span class ='tip'>提示：<br>api2d是国内的一家提供代理直连访问OpenAI的api的服务商，相当于OpenAI的api的套壳<br></span>
  851.                             <span class ='tip'>使用ChatGPT-3.5进行翻译，脚本的所有请求均在本地完成<br></span>
  852.                             <span class ='tip'>你需要输入自己的api2d KEY，<a target="_blank" href="https://api2d.com/profile">官网</a></span>
  853. 							<label for='api2d_key'>KEY:</label><input type='text' id='api2d_key'>
  854. 						</div>
  855. 						<br>
  856. 						<button id='save'>保存</button>
  857. 					</div>
  858. 				`);
  859.         var translation = getCookie("translation");
  860.         $("#bottomZh_CN").prop("checked", getCookie("bottomZh_CN") === "true");
  861.         if (translation === 'undefined' || translation === '') {
  862.             setCookie("translation", "deepl", 3650);
  863.             $("input[name='translation'][value='deepl']").prop("checked", true);
  864.         } else {
  865.             $("input[name='translation'][value='" + translation + "']").prop("checked", true);
  866.             $("input[name='translation']").css("color", "gray");
  867.             if (translation == "baidu") {
  868.                 $("#baidu").show();
  869.                 $("#baidu_uid").val(getCookie("baidu_uid"));
  870.                 $("#baidu_key").val(getCookie("baidu_key"));
  871.                 $("#baidu_uid").css("color", "gray");
  872.                 $("#baidu_key").css("color", "gray");
  873.             } else if (translation == "openai") {
  874.                 $("#openai").show();
  875.                 $("#openai_key").val(getCookie("openai_key"));
  876.                 $("#openai_key").css("color", "gray");
  877.             } else if (translation == "api2d") {
  878.                 $("#api2d").show();
  879.                 $("#api2d_key").val(getCookie("api2d_key"));
  880.                 $("#api2d_key").css("color", "gray");
  881.             }
  882.         }
  883.  
  884.         // 当单选框被选中时，显示对应的输入框，同时隐藏其他输入框
  885.         $("input[name='translation']").change(function () {
  886.             var selected = $(this).val(); // 获取当前选中的值
  887.             if (selected === 'baidu') {
  888.                 $("#baidu").show();
  889.                 $("#baidu_uid").val(getCookie("baidu_uid"));
  890.                 $("#baidu_key").val(getCookie("baidu_key"));
  891.                 $("#openai, #api2d").hide();
  892.             } else if (selected === 'openai') {
  893.                 $("#openai").show();
  894.                 $("#openai_key").val(getCookie("openai_key"));
  895.                 $("#baidu, #api2d").hide();
  896.             } else if (selected === 'api2d') {
  897.                 $("#api2d").show();
  898.                 $("#api2d_key").val(getCookie("api2d_key"));
  899.                 $("#baidu, #openai").hide();
  900.             } else {
  901.                 $("#baidu, #openai, #api2d").hide();
  902.             }
  903.         });
  904.  
  905.         $("#save").click(function () {
  906.             setCookie("bottomZh_CN", $("#bottomZh_CN").prop("checked"), 3650);
  907.             var translation = $("input[name='translation']:checked").val();
  908.             var baidu_uid = $("#baidu_uid").val();
  909.             var baidu_key = $("#baidu_key").val();
  910.             var openai_key = $("#openai_key").val();
  911.             var api2d_key = $("#api2d_key").val();
  912.             setCookie("translation", translation, 3650);
  913.             if (translation == "baidu") {
  914.                 setCookie("baidu_uid", baidu_uid, 3650);
  915.                 setCookie("baidu_key", baidu_key, 3650);
  916.             } else if (translation == "openai") {
  917.                 setCookie("openai_key", openai_key, 3650);
  918.             } else if (translation == "api2d") {
  919.                 setCookie("api2d_key", api2d_key, 3650);
  920.             }
  921.             location.reload();
  922.         });
  923.         // 关闭
  924.         $("#CFBetter_setting_menu .btn-close").click(function () {
  925.             $("#CFBetter_setting_menu").remove();
  926.             $(".CFBetter_setting").attr("disabled", false);
  927.             $(".CFBetter_setting").css("background-color", "#60a5fa");
  928.             $(".CFBetter_setting").css("color", "white");
  929.             $(".CFBetter_setting").css("cursor", "pointer");
  930.         });
  931.     });
  932. });
  933.  
  934. // 是否为旧的latex渲染
  935. var is_oldLatex = false;
  936. if ($('.tex-span').length) {
  937.     is_oldLatex = true;
  938.     var newElement = $("<div></div>").addClass("alert alert-warning").html(`
  939.     注意：当前页面存在使用非 MathJax 库渲染为 HTML 的 Latex 公式（这通常是一道古老的题目），这导致 CodeforcesBetter 无法将其还原回 Latex，因此当前页面部分功能不适用。
  940.     <br>此外当前页面的翻译功能采用了特别的实现方式，因此可能会出现排版错位的情况。
  941.     `).css({
  942.         "margin": "1em",
  943.         "text-align": "center",
  944.         "position": "relative"
  945.     });
  946.     $(".menu-box:first").next().after(newElement);
  947. }
  948.  
  949. // 题目markdown转换/翻译面板
  950. function addButtonPanel(parent, suffix, type, is_simple = false) {
  951.     if (type === "upper_level_2" || type === "problem") {
  952.         $(parent).children(':eq(1)').before(
  953.             "<div class='html2md-panel'> <button class='html2mdButton html2md-view" + suffix + "'>MarkDown视图</button> <button class='html2mdButton html2md-cb" + suffix + "'>Copy</button> <button class='html2mdButton translateButton" + suffix + "'>翻译</button> </div>");
  954.     } else if (is_simple) {
  955.         $(parent).before(
  956.             "<div class='html2md-panel'><button class='html2mdButton translateButton" + suffix + "'>翻译</button> </div>");
  957.     } else {
  958.         $(parent).before(
  959.             "<div class='html2md-panel'> <button class='html2mdButton html2md-view" + suffix + "'>MarkDown视图</button> <button class='html2mdButton html2md-cb" + suffix + "'>Copy</button> <button class='html2mdButton translateButton" + suffix + "'>翻译</button> </div>");
  960.     }
  961. }
  962. function addButtonWithHTML2MD(parent, suffix, type) {
  963.     if(is_oldLatex){
  964.         $(".html2md-view" + suffix).css({
  965.             "cursor": "not-allowed",
  966.             "background-color": "#e6e6e638",
  967.             "color": "#72737896",
  968.         });
  969.         $(".html2md-view" + suffix).prop("disabled", true);
  970.     }
  971.     $(".html2md-view" + suffix).click(function () {
  972.         var target, removedChildren;
  973.         if (type === "problem") {
  974.             target = $(parent).children().next().next().get(0);
  975.         } else if (type === "problem_QA") {
  976.             target = $(this).parent().parent().get(0);
  977.             removedChildren = $(this).parent().parent().children().eq(0).detach();
  978.         } else if (type === "upper_level_2") {
  979.             target = parent;
  980.             removedChildren = $(parent).children().slice(0, 2).detach();
  981.         } else {
  982.             target = parent;
  983.         }
  984.         if (target.viewmd) {
  985.             target.viewmd = false;
  986.             $(this).text("MarkDown视图");
  987.             $(this).removeClass("mdViewed");
  988.             $(target).html(target.original_html);
  989.         } else {
  990.             target.viewmd = true;
  991.             if (!target.original_html) {
  992.                 target.original_html = $(target).html();
  993.             }
  994.             if (!target.markdown) {
  995.                 target.markdown = turndownService.turndown($(target).html());
  996.             }
  997.             $(this).text("原始内容");
  998.             $(this).addClass("mdViewed");
  999.             $(target).html(`<span class="mdViewContent" oninput="$(this).parent().get(0).markdown=this.value;" style="width:auto; height:auto;">${target.markdown}</span>`);
  1000.         }
  1001.         // 恢复删除的元素
  1002.         if (type === "problem_QA" || type === "upper_level_2") $(target).prepend(removedChildren);
  1003.     });
  1004. }
  1005.  
  1006. function addButtonWithCopy(parent, suffix, type) {
  1007.     if(is_oldLatex){
  1008.         $(".html2md-cb" + suffix).css({
  1009.             "cursor": "not-allowed",
  1010.             "background-color": "#e6e6e638",
  1011.             "color": "#72737896",
  1012.         });
  1013.         $(".html2md-cb" + suffix).prop("disabled", true);
  1014.     }
  1015.     $(".html2md-cb" + suffix).click(function () {
  1016.         var target, removedChildren;
  1017.         if (type === "problem") {
  1018.             target = $($(parent).children().next().next().get(0)).clone();
  1019.         } else if (type === "problem_QA") {
  1020.             target = $(this).parent().parent().eq(0).clone();
  1021.             $(target).children(':first').remove();
  1022.         } else if (type === "upper_level_2") {
  1023.             target = $(parent).clone();
  1024.             $(target).children(':first').remove(); // 删除前两个元素（标题和按钮面板）
  1025.             $(target).children(':first').remove();
  1026.         } else {
  1027.             target = $(parent).clone();
  1028.         }
  1029.         if (!target.markdown) {
  1030.             target.markdown = turndownService.turndown($(target).html());
  1031.         }
  1032.         const textarea = document.createElement('textarea');
  1033.         textarea.value = target.markdown;
  1034.         document.body.appendChild(textarea);
  1035.         textarea.select();
  1036.         document.execCommand('copy');
  1037.         document.body.removeChild(textarea);
  1038.         $(this).addClass("copied");
  1039.         $(this).text("Copied");
  1040.         // 更新复制按钮文本
  1041.         setTimeout(() => {
  1042.             $(this).removeClass("copied");
  1043.             $(this).text("Copy");
  1044.         }, 2000);
  1045.         $(target).remove();
  1046.     });
  1047. }
  1048.  
  1049. function addButtonWithTranslation(parent, suffix, type) {
  1050.     $(".translateButton" + suffix).click(async function () {
  1051.         var target, removedChildren;
  1052.         if (type === "problem") {
  1053.             target = $($(parent).children().next().next().get(0)).clone();
  1054.         } else if (type === "problem_QA") {
  1055.             target = $(this).parent().parent().eq(0).clone();
  1056.             $(target).children(':first').remove();
  1057.         } else if (type === "upper_level_2") {
  1058.             target = $(parent).clone();
  1059.             $(target).children(':first').remove(); // 删除前两个元素（标题和按钮面板）
  1060.             $(target).children(':first').remove();
  1061.         } else {
  1062.             target = $(parent).clone();
  1063.         }
  1064.         if (is_oldLatex) {
  1065.             target.markdown = $(target).html();
  1066.         } else if (!target.markdown) {
  1067.             target.markdown = turndownService.turndown($(target).html());
  1068.         }
  1069.         const textarea = document.createElement('textarea');
  1070.         textarea.value = target.markdown;
  1071.         // 翻译处理
  1072.         $(this).text("翻译中");
  1073.         $(this).css("cursor", "not-allowed");
  1074.         var element_node;
  1075.         if (type === "problem") {
  1076.             element_node = $(parent).children()[2]; // 题面特殊处理
  1077.         } else if (type === "problem_QA") {
  1078.             element_node = $(parent).children().last().get(0);
  1079.         } else {
  1080.             element_node = parent;
  1081.         }
  1082.         await translateProblemStatement(textarea.value, element_node);
  1083.         //
  1084.         $(this).addClass("translated");
  1085.         $(this).text("已翻译");
  1086.         $(this).prop("disabled", true);
  1087.         $(target).remove();
  1088.     });
  1089. }
  1090.  
  1091. var turndownService = new TurndownService();
  1092. window.onload = function () {
  1093.     turndownService.keep(['del']);
  1094.  
  1095.     // 处理规则
  1096.     // 忽略
  1097.     turndownService.addRule('ignore-sample-tests', {
  1098.         filter: function (node) {
  1099.             return node.classList.contains('sample-tests') || node.classList.contains('header');
  1100.         },
  1101.         replacement: function (content, node) {
  1102.             return "";
  1103.         }
  1104.     });
  1105.  
  1106.     // remove <script> math
  1107.     turndownService.addRule('remove-script', {
  1108.         filter: function (node, options) {
  1109.             return node.tagName.toLowerCase() == "script" && node.type.startsWith("math/tex");
  1110.         },
  1111.         replacement: function (content, node) {
  1112.             return "";
  1113.         }
  1114.     });
  1115.  
  1116.     // inline math
  1117.     turndownService.addRule('inline-math', {
  1118.         filter: function (node, options) {
  1119.             return node.tagName.toLowerCase() == "span" && node.className == "MathJax";
  1120.         },
  1121.         replacement: function (content, node) {
  1122.             return "$ " + $(node).next().text() + " $";
  1123.         }
  1124.     });
  1125.  
  1126.     // block math
  1127.     turndownService.addRule('block-math', {
  1128.         filter: function (node, options) {
  1129.             return node.tagName.toLowerCase() == "div" && node.className == "MathJax_Display";
  1130.         },
  1131.         replacement: function (content, node) {
  1132.             return "\n$$\n" + $(node).next().text() + "\n$$\n";
  1133.         }
  1134.     });
  1135.  
  1136.     // bordertable
  1137.     turndownService.addRule('bordertable', {
  1138.         filter: 'table',
  1139.         replacement: function (content, node) {
  1140.             if (node.classList.contains('bordertable')) {
  1141.                 var output = [],
  1142.                     thead = '',
  1143.                     trs = node.querySelectorAll('tr');
  1144.                 if (trs.length > 0) {
  1145.                     var ths = trs[0].querySelectorAll('th');
  1146.                     if (ths.length > 0) {
  1147.                         thead = '| ' + Array.from(ths).map(th => turndownService.turndown(th.innerHTML.trim())).join(' | ') + ' |\n'
  1148.                             + '| ' + Array.from(ths).map(() => ' --- ').join('|') + ' |\n';
  1149.                     }
  1150.                 }
  1151.                 var rows = node.querySelectorAll('tr');
  1152.                 Array.from(rows).forEach(function (row, i) {
  1153.                     if (i > 0) {
  1154.                         var cells = row.querySelectorAll('td,th');
  1155.                         var trow = '| ' + Array.from(cells).map(cell => turndownService.turndown(cell.innerHTML.trim())).join(' | ') + ' |';
  1156.                         output.push(trow);
  1157.                     }
  1158.                 });
  1159.                 return thead + output.join('\n');
  1160.             } else {
  1161.                 return content;
  1162.             }
  1163.         }
  1164.     });
  1165.  
  1166.  
  1167.     // 添加按钮到题面部分
  1168.     $("div[class='problem-statement']").each(function () {
  1169.         var problem_id = "_comment_" + getRandomNumber(8);
  1170.         addButtonPanel(this, problem_id, "problem");
  1171.         addButtonWithHTML2MD(this, problem_id, "problem");
  1172.         addButtonWithCopy(this, problem_id, "problem");
  1173.         addButtonWithTranslation(this, problem_id, "problem");
  1174.     });
  1175.  
  1176.     // 添加按钮到input部分
  1177.     $("div[class='input-specification']").each(function () {
  1178.         var id = "_" + getRandomNumber(8);
  1179.         addButtonPanel(this, id, "upper_level_2");
  1180.         addButtonWithHTML2MD(this, id, "upper_level_2");
  1181.         addButtonWithCopy(this, id, "upper_level_2");
  1182.         addButtonWithTranslation(this, id, "upper_level_2");
  1183.     });
  1184.  
  1185.     // 添加按钮到output部分
  1186.     $("div[class='output-specification']").each(function () {
  1187.         var id = "_" + getRandomNumber(8);
  1188.         addButtonPanel(this, id, "upper_level_2");
  1189.         addButtonWithHTML2MD(this, id, "upper_level_2");
  1190.         addButtonWithCopy(this, id, "upper_level_2");
  1191.         addButtonWithTranslation(this, id, "upper_level_2");
  1192.     });
  1193.  
  1194.     // 添加按钮到note部分
  1195.     $("div[class='note']").each(function () {
  1196.         var id = "_" + getRandomNumber(8);
  1197.         addButtonPanel(this, id, "upper_level_2");
  1198.         addButtonWithHTML2MD(this, id, "upper_level_2");
  1199.         addButtonWithCopy(this, id, "upper_level_2");
  1200.         addButtonWithTranslation(this, id, "upper_level_2");
  1201.     });
  1202.  
  1203.     // 添加按钮到ttypography部分
  1204.     $(".ttypography").each(function () {
  1205.         // 题目页特判
  1206.         if (!$(this).parent().hasClass('problemindexholder')) {
  1207.             var comment_id = "_comment_" + getRandomNumber(8);
  1208.             addButtonPanel(this, comment_id, "this_level");
  1209.             addButtonWithHTML2MD(this, comment_id, "this_level");
  1210.             addButtonWithCopy(this, comment_id, "this_level");
  1211.             addButtonWithTranslation(this, comment_id, "this_level");
  1212.         }
  1213.     });
  1214.  
  1215.     // 添加按钮到titled部分
  1216.     (function () {
  1217.         var elements = [".Virtual.participation", ".Attention", ".Practice"];//只为部分titled添加
  1218.         $.each(elements, function (index, value) {
  1219.             $(value).each(function () {
  1220.                 var titled_id = "_titled_" + getRandomNumber(8);
  1221.                 var $nextDiv = $(this).next().get(0);
  1222.                 addButtonPanel($nextDiv, titled_id, "this_level", true);
  1223.                 addButtonWithTranslation($nextDiv, titled_id, "this_level");
  1224.             });
  1225.         });
  1226.     })();
  1227.  
  1228.     // 添加按钮到比赛QA部分
  1229.     $(".question-requestText-td").each(function () {
  1230.         var $nextDiv = $(this).children().get(0);
  1231.         var question_id = "_question_" + getRandomNumber(8);
  1232.         addButtonPanel($nextDiv, question_id, "problem_QA", true);
  1233.         addButtonWithTranslation(this, question_id, "problem_QA");
  1234.     });
  1235. };
  1236.  
  1237. // 翻译框/翻译处理器
  1238. var translatedText = "";
  1239. async function translateProblemStatement(text, element_node) {
  1240.     let id = Math.floor(Date.now() / 1000);
  1241.     let matches = [];
  1242.     let replacements = {};
  1243.     // 创建元素并放在element_node的后面
  1244.     const translateDiv = document.createElement('div');
  1245.     translateDiv.setAttribute('id', id);
  1246.     translateDiv.classList.add('translate-problem-statement');
  1247.     const spanElement = document.createElement('span');
  1248.     translateDiv.appendChild(spanElement);
  1249.     element_node.insertAdjacentElement('afterend', translateDiv);
  1250.     // 替换latex公式
  1251.     if (is_oldLatex) {
  1252.         //去除开头结尾的<p>标签
  1253.         text = text.replace(/^<p>/i, "");
  1254.         text = text.replace(/<\/p>$/i, "");
  1255.         //
  1256.         let i = 0;
  1257.         let regex = /<span\s+class="tex-span">.*?<\/span>/gi;
  1258.         matches = text.match(regex);
  1259.         try {
  1260.             for (i; i < matches.length; i++) {
  1261.                 let match = matches[i];
  1262.                 text = text.replace(match, `【${i + 1}】`);
  1263.                 replacements[`【${i + 1}】`] = match;
  1264.             }
  1265.         } catch (e) { }
  1266.     } else if (getCookie("translation") != "api2d" && getCookie("translation") != "openai") {
  1267.         // 使用GPT翻译时不必替换latex公式
  1268.         let i = 0;
  1269.         // 块公式
  1270.         matches = matches.concat(text.match(/\$\$([\s\S]*?)\$\$/g));
  1271.         try {
  1272.             for (i; i < matches.length; i++) {
  1273.                 let match = matches[i];
  1274.                 text = text.replace(match, `【${i + 1}】`);
  1275.                 replacements[`【${i + 1}】`] = match;
  1276.             }
  1277.         } catch (e) { }
  1278.         // 行内公式
  1279.         matches = matches.concat(text.match(/\$(.*?)\$/g));
  1280.         try {
  1281.             for (i; i < matches.length; i++) {
  1282.                 let match = matches[i];
  1283.                 text = text.replace(match, `【${i + 1}】`);
  1284.                 replacements[`【${i + 1}】`] = match;
  1285.             }
  1286.         } catch (e) { }
  1287.     }
  1288.     // 翻译
  1289.     var translation = getCookie("translation");
  1290.     if (translation === 'undefined' || translation === '') {
  1291.         setCookie("translation", "deepl", 3650);
  1292.         translation = "deepl";
  1293.     }
  1294.     if (translation == "deepl") {
  1295.         translateDiv.textContent = "正在翻译中……请耐心等待，\n\n如果长时间无变化，请尝试刷新页面重试或者查看控制台的报错信息";
  1296.         translatedText = await translate_deepl(text);
  1297.     } else if (translation == "youdao") {
  1298.         translateDiv.textContent = "正在翻译中……请耐心等待，\n\n如果长时间无变化，请尝试刷新页面重试或者查看控制台的报错信息";
  1299.         translatedText = await translate_youdao_mobile(text);
  1300.     } else if (translation == "baidu") {
  1301.         var baidu_appid = getCookie("baidu_uid");
  1302.         var baidu_key = getCookie("baidu_key");
  1303.     } else if (translation == "openai") {
  1304.         translateDiv.textContent = "正在翻译中……请稍等\n\n使用GPT（ChatGPT/api2d）进行翻译通常需要很长的时间，请耐心等待\n\n如果长时间无变化，请尝试刷新页面重试或者查看控制台的报错信息";
  1305.         translatedText = await translate_openai(text);
  1306.     } else if (translation == "api2d") {
  1307.         translateDiv.textContent = "正在翻译中……请稍等\n\n使用GPT（ChatGPT/api2d）进行翻译通常需要很长的时间，请耐心等待\n\n如果长时间无变化，请尝试刷新页面重试或者查看控制台的报错信息";
  1308.         translatedText = await translate_api2d(text);
  1309.     }
  1310.     // 还原latex公式
  1311.     if (is_oldLatex) {
  1312.         translatedText = "<p>" + translatedText;
  1313.         translatedText += "</p>";
  1314.         try {
  1315.             for (let i = 0; i < matches.length; i++) {
  1316.                 let match = matches[i];
  1317.                 let replacement = replacements[`【${i + 1}】`];
  1318.                 translatedText = translatedText.replace(`【${i + 1}】`, replacement);
  1319.             }
  1320.         } catch (e) { }
  1321.     }
  1322.     else if (getCookie("translation") != "api2d" && getCookie("translation") != "openai") {
  1323.         try {
  1324.             for (let i = 0; i < matches.length; i++) {
  1325.                 let match = matches[i];
  1326.                 let replacement = replacements[`【${i + 1}】`];
  1327.                 translatedText = translatedText.replace(`【${i + 1}】`, replacement);
  1328.             }
  1329.         } catch (e) { }
  1330.     }
  1331.     // 使符合mathjx的转换语法
  1332.     translatedText = translatedText.replace(/(\$\$)/g, "");
  1333.     translatedText = translatedText.replace(/(?<!\$)\$(?!\$)/g, "$$$$$");
  1334.     // 更新
  1335.     if (is_oldLatex) {
  1336.         // oldlatex
  1337.         translatedText = $.parseHTML(translatedText);
  1338.         $(translateDiv).empty().append($(translatedText));
  1339.     } else {
  1340.         translateDiv.innerHTML = translatedText;
  1341.         // 渲染MarkDown
  1342.         var md = window.markdownit();
  1343.         var html = md.render(translateDiv.innerText);
  1344.         translateDiv.innerHTML = html;
  1345.         // 渲染Latex
  1346.         MathJax.Hub.Queue(["Typeset", MathJax.Hub, document.getElementById(id)]);
  1347.     }
  1348. }
  1349.  
  1350. // ChatGPT
  1351. async function translate_openai(raw) {
  1352.     var openai_key = getCookie("openai_key");
  1353.     var openai_retext = "";
  1354.     var data;
  1355.     if (is_oldLatex) {
  1356.         data = {
  1357.             prompt: "(You:请帮我翻译将下面的文本翻译为中文，这是一个编程竞赛题描述的一部分，注意术语的翻译，注意保持其中的【】、HTML标签本身以及其中的内容不翻译不变动，你只需要回复翻译后的内容即可，不要回复任何其他内容：\n\n" + raw + ")",
  1358.             max_tokens: 2048,
  1359.             model: "text-davinci-003",
  1360.         };
  1361.     } else {
  1362.         data = {
  1363.             prompt: "(You:请帮我翻译将下面的文本翻译为中文，这是一个编程竞赛题描述的一部分，注意术语的翻译，注意保持其中的latex公式不翻译，你只需要回复翻译后的内容即可，不要回复任何其他内容：\n\n" + raw + ")",
  1364.             max_tokens: 2048,
  1365.             model: "text-davinci-003",
  1366.         };
  1367.     };
  1368.     return new Promise(function (resolve, reject) {
  1369.         GM_xmlhttpRequest({
  1370.             method: 'POST',
  1371.             url: 'https://api.openai.com/v1/completions',
  1372.             data: JSON.stringify(data),
  1373.             headers: {
  1374.                 'Content-Type': 'application/json',
  1375.                 'Authorization': 'Bearer ' + getCookie("openai_key") + ''
  1376.             },
  1377.             responseType: 'json',
  1378.             onload: function (res) {
  1379.                 if (res.status === 200) {
  1380.                     openai_retext = res.response.choices[0].text;
  1381.                     openai_retext = openai_retext.replace(/^\s+/, '');
  1382.                     resolve(openai_retext);
  1383.                 }
  1384.                 else {
  1385.                     console.error(res.statusText);
  1386.                     reject(res.statusText);
  1387.                 }
  1388.             }
  1389.         });
  1390.     });
  1391. }
  1392.  
  1393. // api2d
  1394. async function translate_api2d(raw) {
  1395.     var api2d_key = getCookie("api2d_key");
  1396.     var api2d_retext = "";
  1397.     var postData;
  1398.     if (is_oldLatex) {
  1399.         postData = JSON.stringify({
  1400.             model: 'gpt-3.5-turbo',
  1401.             messages: [{ role: 'user', content: '请帮我翻译将下面的文本翻译为中文，这是一个编程竞赛题描述的一部分，注意术语的翻译，注意保持其中的【】、HTML标签本身以及其中的内容不翻译不变动，你只需要回复翻译后的内容即可，不要回复任何其他内容：\n\n' + raw }],
  1402.         });
  1403.     } else {
  1404.         postData = JSON.stringify({
  1405.             model: 'gpt-3.5-turbo',
  1406.             messages: [{ role: 'user', content: '请帮我翻译将下面的文本翻译为中文，这是一个编程竞赛题描述的一部分，注意术语的翻译，注意保持其中的latex公式不翻译，你只需要回复翻译后的内容即可，不要回复任何其他内容：\n\n' + raw }],
  1407.         });
  1408.     }
  1409.     const options = {
  1410.         method: 'POST',
  1411.         headers: {
  1412.             'Content-Type': 'application/json',
  1413.             Authorization: 'Bearer ' + api2d_key,
  1414.         },
  1415.         data: postData,
  1416.     };
  1417.  
  1418.     return new Promise(function (resolve, reject) {
  1419.         GM_xmlhttpRequest({
  1420.             method: options.method,
  1421.             url: `https://openai.api2d.net/v1/chat/completions`,
  1422.             headers: options.headers,
  1423.             data: options.data,
  1424.             responseType: 'json',
  1425.             onload: function (response) {
  1426.                 api2d_retext = response.response.choices[0].message.content;
  1427.                 resolve(api2d_retext);
  1428.             },
  1429.             onerror: function (response) {
  1430.                 console.error(response.statusText);
  1431.                 reject(response.statusText);
  1432.             },
  1433.         });
  1434.     });
  1435. }
  1436. //
  1437.  
  1438. //--有道翻译m--start
  1439. async function translate_youdao_mobile(raw) {
  1440.     const options = {
  1441.         method: "POST",
  1442.         url: 'http://m.youdao.com/translate',
  1443.         data: "inputtext=" + encodeURIComponent(raw) + "&type=AUTO",
  1444.         anonymous: true,
  1445.         headers: {
  1446.             "Content-Type": "application/x-www-form-urlencoded"
  1447.         }
  1448.     }
  1449.     return await BaseTranslate('有道翻译mobile', raw, options, res => /id="translateResult">\s*?<li>([\s\S]*?)<\/li>\s*?<\/ul/.exec(res)[1])
  1450. }
  1451. //--有道翻译m--end
  1452.  
  1453. //--Deepl翻译--start
  1454. function getTimeStamp(iCount) {
  1455.     const ts = Date.now();
  1456.     if (iCount !== 0) {
  1457.         iCount = iCount + 1;
  1458.         return ts - (ts % iCount) + iCount;
  1459.     } else {
  1460.         return ts;
  1461.     }
  1462. }
  1463.  
  1464. async function translate_deepl(raw) {
  1465.     const id = (Math.floor(Math.random() * 99999) + 100000) * 1000;
  1466.     const data = {
  1467.         jsonrpc: '2.0',
  1468.         method: 'LMT_handle_texts',
  1469.         id,
  1470.         params: {
  1471.             splitting: 'newlines',
  1472.             lang: {
  1473.                 source_lang_user_selected: 'auto',
  1474.                 target_lang: 'ZH',
  1475.             },
  1476.             texts: [{
  1477.                 text: raw,
  1478.                 requestAlternatives: 3
  1479.             }],
  1480.             timestamp: getTimeStamp(raw.split('i').length - 1)
  1481.         }
  1482.     }
  1483.     let postData = JSON.stringify(data);
  1484.     if ((id + 5) % 29 === 0 || (id + 3) % 13 === 0) {
  1485.         postData = postData.replace('"method":"', '"method" : "');
  1486.     } else {
  1487.         postData = postData.replace('"method":"', '"method": "');
  1488.     }
  1489.     const options = {
  1490.         method: 'POST',
  1491.         url: 'https://www2.deepl.com/jsonrpc',
  1492.         data: postData,
  1493.         headers: {
  1494.             'Content-Type': 'application/json',
  1495.             'Host': 'www.deepl.com',
  1496.             'Origin': 'https://www.deepl.com',
  1497.             'Referer': 'https://www.deepl.com/'
  1498.         },
  1499.         anonymous: true,
  1500.         nocache: true,
  1501.     }
  1502.     return await BaseTranslate('Deepl翻译', raw, options, res => JSON.parse(res).result.texts[0].text)
  1503. }
  1504.  
  1505. //--Deepl翻译--end
  1506.  
  1507. // Cookie Get/Set
  1508. function setCookie(cname, cvalue, exdays) {
  1509.     var d = new Date();
  1510.     d.setTime(d.getTime() + (exdays * 24 * 60 * 60 * 1000));
  1511.     var expires = "expires=" + d.toUTCString();
  1512.     document.cookie = cname + "=" + cvalue + ";" + expires + ";path=/";
  1513. }
  1514.  
  1515. function getCookie(cname) {
  1516.     var name = cname + "=";
  1517.     var decodedCookie = decodeURIComponent(document.cookie);
  1518.     var ca = decodedCookie.split(';');
  1519.     for (var i = 0; i < ca.length; i++) {
  1520.         var c = ca[i];
  1521.         while (c.charAt(0) == ' ') {
  1522.             c = c.substring(1);
  1523.         }
  1524.         if (c.indexOf(name) == 0) {
  1525.             return c.substring(name.length, c.length);
  1526.         }
  1527.     }
  1528.     return "";
  1529. }
  1530.  
  1531.  
  1532. //--异步请求包装工具--start
  1533. async function PromiseRetryWrap(task, options, ...values) {
  1534.     const { RetryTimes, ErrProcesser } = options || {};
  1535.     let retryTimes = RetryTimes || 5;
  1536.     const usedErrProcesser = ErrProcesser || (err => { throw err });
  1537.     if (!task) return;
  1538.     while (true) {
  1539.         try {
  1540.             return await task(...values);
  1541.         } catch (err) {
  1542.             if (!--retryTimes) {
  1543.                 console.log(err);
  1544.                 return usedErrProcesser(err);
  1545.             }
  1546.         }
  1547.     }
  1548. }
  1549.  
  1550. async function BaseTranslate(name, raw, options, processer) {
  1551.     const toDo = async () => {
  1552.         var tmp;
  1553.         try {
  1554.             const data = await Request(options);
  1555.             tmp = data.responseText;
  1556.             const result = await processer(tmp);
  1557.             if (result) sessionStorage.setItem(name + '-' + raw, result);
  1558.             return result
  1559.         } catch (err) {
  1560.             throw {
  1561.                 responseText: tmp,
  1562.                 err: err
  1563.             }
  1564.         }
  1565.     }
  1566.     return await PromiseRetryWrap(toDo, { RetryTimes: 3, ErrProcesser: () => "翻译出错" })
  1567. }
  1568.  
  1569. function Request(options) {
  1570.     return new Promise((reslove, reject) => GM_xmlhttpRequest({ ...options, onload: reslove, onerror: reject }))
  1571. }
  1572.  
  1573. //--异步请求包装工具--end
  1574.  
  1575. // 随机数生成
  1576. function getRandomNumber(numDigits) {
  1577.     let min = Math.pow(10, numDigits - 1);
  1578.     let max = Math.pow(10, numDigits) - 1;
  1579.     return Math.floor(Math.random() * (max - min + 1)) + min;
  1580. }