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index.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<meta http-equiv="X-UA-Compatible" content="IE=edge" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<script src="https://cdn.tailwindcss.com"></script>
<title>Find Top Three Repeated Array Elements</title>
</head>
<body>
<nav
class="flex items-center justify-between z-50 flex-wrap bg-white px-5 pt-1 pb-1 lg:px-20 sticky top-0 text-center border-b border-gray-200 shadow-sm">
<div class="flex items-center flex-shrink-0 text-slate-800 mr-6 p-2">
<a href="">
<img src="logo.png" class="mr-2 h-8 w-8" alt="Logo" />
</a>
<a href="/" class="font-bold text-xl">Find Top Three Repeated Array Elements</a>
</div>
<div class="lg:hidden">
<div class="flex items-center px-3 py-2 border rounded text-slate-800 border-gray-200 hover:text-slate-500 hover:border-gray-500"
onclick="toggleMenu()">
<svg class="fill-current h-3 w-3" viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg">
<path d="M0 3h20v2H0V3zm0 6h20v2H0V9zm0 6h20v2H0v-2z" />
</svg>
</div>
</div>
<div id="menu" class="w-full hidden text-left lg:flex lg:items-center lg:w-auto">
<div class="text-md">
<a href="/"
class="block mt-4 lg:inline-block lg:mt-0 text-slate-800 hover:text-slate-500 font-semibold mr-4">
Home
</a>
<a href="#"
class="block mt-4 lg:inline-block lg:mt-0 text-slate-800 hover:text-slate-500 font-semibold mr-4">
About
</a>
<a href="#"
class="block mt-4 lg:inline-block lg:mt-0 text-slate-800 hover:text-slate-500 font-semibold mr-4">
Contact
</a>
</div>
</div>
<div id="github" class="hidden lg:flex">
<a href="https://github.com/yashshveerana"
class="inline-block text-md px-4 py-2 leading-none border rounded text-slate-800 border-sky-900 hover:border-transparent hover:text-white hover:bg-slate-600 mt-4 lg:mt-0">
Github
</a>
</div>
</nav>
<hero class="grid px-5 lg:px-14 grid-cols-1 lg:grid-cols-2 items-center justify-items-center h-screen">
<div class="flex flex-col items-center lg:items-start gap-20">
<div class="w-10/12">
<h1 class="text-4xl font-bold text-slate-800">Find Top Three Repeated Arrays</h1>
<p class="text-xl text-slate-800 mt-4">
This is a simple web app to find top three repeated arrays in a given array.
</p>
</div>
<div>
<a href="#find">
<button
class="bg-slate-900 hover:bg-rose-600 text-white px-14 py-4 rounded-md text-xl hover:animate-bounce font-semibold">
Get Started
</button>
</a>
</div>
</div>
<div class="hidden lg:block">
<img src="hero.png"
class="rounded-xl w-11/12 border-2 border-slate-900 border-opacity-50 shadow-xl" alt="Hero" />
</div>
</hero>
<div class="container mx-auto">
<div class="flex justify-center items-center h-screen">
<div class="xl:w-1/3 lg:w-1/2 md:w-2/3 w-3/4">
<div class="bg-white shadow-md rounded px-8 pt-6 pb-8 mb-4">
<div id="find" class="mb-10">
<h1 class="text-2xl font-bold text-center">
Find Top Three Repeated Arrays
</h1>
</div>
<div class="mb-4">
<label class="block text-gray-700 text-sm font-bold mb-2" for="array">
Enter Array
</label>
<input
class="shadow appearance-none border rounded w-full py-2 px-3 text-gray-700 leading-tight focus:outline-none focus:shadow-outline"
id="array" name="array" type="text" placeholder="e.g. 3 4 2 3 16 3 15 16 15 15 16 2 3" onchange="reset()"/>
<p class="text-red-500 text-xs italic" id="array-error"></p>
</div>
<div class="flex items-center justify-end">
<button
class="bg-slate-900 hover:bg-slate-600 text-white font-bold py-2 px-4 rounded focus:outline-none focus:shadow-outline"
type="submit" id="submit" onclick="findTopThree()">
Submit
</button>
</div>
<div class="mt-4 text-left hidden" id="result-div">
<h1 class="text-2xl font-bold">Result</h1>
<div class="mt-4">
<p id="result"></p>
</div>
</div>
</div>
</div>
</div>
</div>
<footer class="text-center text-sm p-4 bottom-0 border-t border-gray-200 w-full">
Made with ❤️ by
<a href="https://github.com/yashshveerana">Yashshvee Rana</a>
</footer>
<script>
// responsive menu bar
function toggleMenu() {
var menu = document.getElementById("menu");
var github = document.getElementById("github");
if (
menu.classList.contains("hidden") &&
github.classList.contains("hidden")
) {
menu.classList.remove("hidden");
github.classList.remove("hidden");
} else {
menu.classList.add("hidden");
github.classList.add("hidden");
}
}
// get value from input
function getArray() {
var array = document.getElementById("array").value;
var array = array.split(" ");
return array;
}
// validate input
function validateArray(array) {
if (array.length < 3) {
return false;
}
for (var i = 0; i < array.length; i++) {
if (isNaN(array[i])) {
return false;
}
}
return true;
}
function reset(){
var array = getArray();
var arrayError = document.getElementById("array-error");
var resultDiv = document.getElementById("result-div");
var result = document.getElementById("result");
if (!validateArray(array)) {
arrayError.innerHTML = "Please enter a valid array";
resultDiv.classList.add("hidden");
} else {
arrayError.innerHTML = "";
resultDiv.classList.add("hidden");
}
}
class Array {
constructor(value, count) {
this.value = value;
this.count = count;
}
}
// find top three repeated arrays
function findTopThree() {
var array = getArray();
var isValid = validateArray(array);
if (isValid) {
var result = [];
var resultDiv = document.getElementById("result-div");
var resultElement = document.getElementById("result");
var arrayError = document.getElementById("array-error");
arrayError.innerHTML = "";
resultDiv.classList.remove("hidden");
resultElement.innerHTML = "";
var arrayCount = {};
for (var i = 0; i < array.length; i++) {
if (arrayCount[array[i]]) {
arrayCount[array[i]]++;
} else {
arrayCount[array[i]] = 1;
}
}
var arrayCountArray = [];
for (var key in arrayCount) {
arrayCountArray.push(new Array(key, arrayCount[key]));
}
arrayCountArray.sort(function (a, b) {
console.log("https://sauravhathi.github.io/lpu-cse/");
return b.count - a.count;
});
for (var i = 0; i < 3; i++) {
result.push(arrayCountArray[i].value);
}
for (var i = 0; i < result.length; i++) {
resultElement.innerHTML += `<span class="bg-slate-900 text-white text-xl px-4 py-1 rounded-md mr-2">${result[i]}</span>`;
}
} else {
var arrayError = document.getElementById("array-error");
arrayError.innerHTML = "Please enter valid array";
}
}
</script>
</body>
</html>