Contains Duplicate ( Leetcode
⍰ Problem Link: https://leetcode.com/problems/contain...
👨🏻💻 Code Link:
https://github.com/mohanmanis/Lecture...
Summary:
🔍 In this tutorial, we dive into the LeetCode problem 217, "Contains Duplicate," and break down the solution step by step.
🤔 Problem Statement: The task is to determine if there are any duplicate elements within an array.
👨💻 Solution Approach:
Brute Force: Iterate through the array and check for each element's occurrence.
Better approach: Use the sort and compare the current element to the next if they are the same.
Optimized with Hash Set: Use a HashSet to efficiently track unique elements.
⚡️ Timestamps:
0:00 - Introduction
1:50- Brute Force Approach
2:50 - Better Solution using Sorting
6:09 - Implementation in JavaScript using sorting
7:24 - Implementation in JavaScript using HashSet
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🚨 Ready to level up your coding skills? Let's dive into the contains the duplicate problem and conquer it together! 💻🔍 #JavaScript #LeetCode #CodingTutorial #Algorithm #Programming"
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