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cpe__difficulty-level.js
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cpe__difficulty-level.js
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// ==UserScript==
// @name CPE 歷屆試題網頁顯示難度星級及該題 vjudge 連結
// @namespace https://github.com/zica87/self-made-userscipts
// @version 1.0
// @description 難度星級取自官方資料
// @author zica
// @match https://cpe.cse.nsysu.edu.tw/cpe/test_data/problems
// @grant none
// @license GPL-3.0
// ==/UserScript==
(function () {
"use strict";
// place main code above the long mapping
// eliminate the trouble to scroll over it to view the main coden
function main_code() {
const tables = document.getElementsByTagName("tbody");
for (const table of tables) {
for (let i = 1; i < table.children.length; ++i) {
const td = table.children[i].firstElementChild;
if (td.tagName != "TD") {
continue;
}
const problem_title = td.firstElementChild;
const number = problem_title.textContent.match(/\d+/)[0];
const star = document.createElement("span");
star.textContent =
star_table[number] === undefined
? "❓"
: star_table[number] +
" " +
"🌟".repeat(star_table[number]);
problem_title.before(star);
const vjudge_a = document.createElement("a");
Object.assign(vjudge_a, {
href: "https://vjudge.net/problem/UVA-" + number,
textContent: "vjudge",
target: "_blank",
});
// copied from the page
td.append("\n\t\t\t\t\t/\n\t\t\t\t\t");
td.append(vjudge_a);
}
}
}
const star_table = {
100: "1",
105: "1",
108: "2",
118: "1",
122: "3",
136: "1",
141: "1",
145: "1",
147: "4",
151: "2",
160: "2",
165: "4",
166: "4",
240: "4",
242: "3",
245: "2",
255: "2",
256: "1",
263: "1",
264: "1",
272: "1",
288: "4",
294: "2",
299: "1",
300: "2",
302: "4",
305: "1",
315: "3",
337: "2",
340: "2",
374: "2",
378: "2",
380: "2",
382: "1",
386: "1",
389: "1",
397: "2",
401: "1",
406: "2",
409: "1",
437: "4",
439: "2",
455: "1",
458: "1",
476: "1",
481: "4",
482: "1",
490: "1",
494: "1",
495: "2",
496: "1",
499: "1",
501: "3",
514: "2",
516: "2",
532: "3",
534: "2",
536: "2",
540: "2",
544: "3",
572: "2",
573: "1",
579: "1",
580: "3",
591: "1",
612: "2",
615: "2",
630: "1",
657: "2",
674: "3",
679: "2",
686: "2",
696: "2",
706: "1",
709: "4",
714: "4",
719: "4",
722: "2",
725: "1",
737: "1",
748: "2",
753: "4",
763: "1",
793: "3",
798: "3",
815: "2",
820: "4",
821: "2",
855: "2",
865: "1",
900: "2",
908: "3",
913: "1",
924: "2",
926: "3",
928: "3",
929: "3",
941: "3",
948: "1",
967: "2",
991: "2",
993: "2",
997: "2",
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1632: "3",
1640: "2",
1644: "2",
1650: "4",
1730: "3",
1746: "3",
1753: "2",
1757: "3",
10000: "3",
10001: "2",
10002: "2",
10003: "3",
10004: "2",
10005: "3",
10006: "2",
10007: "3",
10008: "1",
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