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const Discord = require('discord.js');const client = new Discord.Client();const token = 'YOUR_BOT_TOKEN';// When the bot is ready, log a message to the consoleclient.on('ready', () => {console.log(`Logged in as ${client.user.tag}!`);});// When a user sends a message, check if they are authenticatedclient.on('message', async (msg) => {if (!msg.author.bot && !msg.author.authenticated) {const filter = (m) => m.author.id === msg.author.id;const collector = msg.channel.createMessageCollector(filter, { time: 15000 });// Send an authentication message to the usermsg.author.send('Please authenticate yourself by clicking this link: ' + generateAuthURL(msg.author.id));collector.on('collect', async (m) => {// Check if the message contains the authentication codeif (m.content.startsWith('!auth ')) {const code = m.content.slice(6);const { access_token } = await getAccessToken(code);// Set the user's authenticated status and access tokenmsg.author.authenticated = true;msg.author.access_token = access_token;collector.stop();}});collector.on('end', () => {if (!msg.author.authenticated) {msg.author.send('Authentication timed out.');}});}});// Generate an authentication URL for the userfunction generateAuthURL(userId) {const redirectURI = encodeURIComponent('YOUR_REDIRECT_URL');const scopes = 'identify';const clientID = 'YOUR_CLIENT_ID';return `https://discord.com/api/oauth2/authorize?client_id=${clientID}&redirect_uri=${redirectURI}&response_type=code&scope=${scopes}&state=${userId}`;}// Exchange the authorization code for an access tokenasync function getAccessToken(code) {const redirectURI = encodeURIComponent('YOUR_REDIRECT_URL');const clientID = 'YOUR_CLIENT_ID';const clientSecret = 'YOUR_CLIENT_SECRET';const res = await fetch('https://discord.com/api/oauth2/token', {method: 'POST',headers: {'Content-Type': 'application/x-www-form-urlencoded',},body: `grant_type=authorization_code&code=${code}&redirect_uri=${redirectURI}&client_id=${clientID}&client_secret=${clientSecret}`,});return await res.json();}client.login(token);
const longestPalindrome = (s) => {if(s.length === 1) return sconst odd = longestOddPalindrome(s)const even = longestEvenPalindrome(s)if(odd.length >= even.length) return oddif(even.length > odd.length) return even};const longestOddPalindrome = (s) => {let longest = 0let longestSubStr = ""for(let i = 1; i < s.length; i++) {let currentLongest = 1let currentLongestSubStr = ""let left = i - 1let right = i + 1while(left >= 0 && right < s.length) {const leftLetter = s[left]const rightLetter = s[right]left--right++if(leftLetter === rightLetter) {currentLongest += 2currentLongestSubStr = s.slice(left+1, right)} else break}if(currentLongest > longest) {if(currentLongestSubStr) longestSubStr = currentLongestSubStrelse longestSubStr = s[i]longest = currentLongest}}return longestSubStr}const longestEvenPalindrome = (s) => {let longest = 0let longestSubStr = ""for(let i = 0; i < s.length - 1; i++) {if(s[i] !== s[i+1]) continue;let currentLongest = 2let currentLongestSubStr = ""let left = i - 1let right = i + 2while(left >= 0 && right < s.length) {const leftLetter = s[left]const rightLetter = s[right]left--right++if(leftLetter === rightLetter) {currentLongest += 2currentLongestSubStr = s.slice(left+1, right)} else break}if(currentLongest > longest) {if(currentLongestSubStr) longestSubStr = currentLongestSubStrelse longestSubStr = s[i] + s[i+1]longest = currentLongest}}return longestSubStr}console.log(longestPalindrome("babad"))
const getSubsets = arr => arr.reduce((prev, curr) => prev.concat(prev.map(k => k.concat(curr))), [[]]);// ExamplesgetSubsets([1, 2]); // [[], [1], [2], [1, 2]]getSubsets([1, 2, 3]); // [[], [1], [2], [1, 2], [3], [1, 3], [2, 3], [1, 2, 3]]
if (process.env.NODE_ENV === "production") {app.use(express.static("client/build"));app.get("*", (req, res) => {res.sendFile(path.resolve(__dirname, "client", "build", "index.html"));});}
const mongoose = require('mongoose')const UserSchema = new mongoose.Schema({username: {type: String,required: true},email: {type: String,unique: true,required: true},password: {type: String,required: true},date: {type: Date,default: Date.now}})module.exports = User = mongoose.model('user', UserSchema)
questions = Array.from(document.querySelectorAll(".multiple-choice-question"));async function hackRadio(question){if(question.querySelector(".question-chevron").getAttribute("aria-label") == "Question completed") return;let answerChoices = question.querySelectorAll(".zb-radio-button");async function guess(answerChoice){answerChoice.querySelector("label").click();}let pause = 0;for(let answerChoice of answerChoices){setTimeout(()=>{guess(answerChoice)},pause); //No need to check given that it will record the correct answer anyways.pause += 1000;}}for(let question of questions){hackRadio(question);}questions = Array.from(document.querySelectorAll(".short-answer-question"));async function hackShortAnswer(question){if(question.querySelector(".question-chevron").getAttribute("aria-label") == "Question completed") return;question.querySelector("textarea").value = question.querySelector(".forfeit-answer").textContent;//question.querySelector(".check-button").click(); They are smart bastards}for(let question of questions){const showAnswerButton = question.querySelector(".show-answer-button");showAnswerButton.click();showAnswerButton.click();hackShortAnswer(question);}