Nov 7, 2025 路 1 min read 路 Today marks the fifth day of my 50-day journey into mastering Data Structures and Algorithms (DSA). While I focused on solving the "Remove Duplicates from Sorted Array" problem, I also dedicated time to revisiting essential programming concepts, part...
Join discussionJun 7, 2024 路 4 min read 路 Removing duplicates from a sorted array is a common problem asked in many coding interviews and programming challenges. This can be approached using different methods. In this article, we'll discuss two approaches to remove duplicates from a sorted a...
Join discussion
Apr 20, 2024 路 3 min read 路 In the world of algorithms and data structures, efficient solutions often rely on clever techniques to manipulate data. One such technique, the "two pointers" approach, is particularly useful for solving a variety of problems. While traditionally ass...
Join discussionJul 24, 2023 路 3 min read 路 Given an integer array nums sorted in non-decreasing order, remove the duplicates in-place such that each unique element appears only once. The relative order of the elements should be kept the same. Then return the number of unique elements in nums....
Join discussion
Jul 1, 2023 路 2 min read 路 Greetings, fellow coders and innovators!馃憢 Introduction Once in a coding challenge, I faced duplicate data issues, like repeated candies in a jar. Determined to solve it, I explored JavaScript's Set and mastered "Removing Duplicates and Creating Dist...
Join discussion
Sep 21, 2022 路 3 min read 路 Understanding the question(challenge) The first process of solving this challenge is understanding the question. Understanding the question gave me basis for me to start trials. Question: Given an integer array nums sorted in non-decreasing order, re...
Join discussion
Sep 11, 2022 路 3 min read 路 Disclaimer: Most of the content for problem statement is taken from algodaily.com Problem Statement Given an array, return another array with just the ordered unique elements from the given array. In other words, you're removing any duplicates. Note:...
Join discussionAug 23, 2022 路 3 min read 路 In today's posts, I will show you two methods on how to remove duplicates from an array. In our first example, we will remove duplicates from our array using a Set. The Set object lets you store unique values of any type, whether primitive values or ...
Join discussion
Jan 17, 2022 路 1 min read 路 let arr = [2, 1, 3, 1, 7, 1, 7, 9, 3]; function removeDuplicates(arr) { let obj = {}; let arrWithNoDuplicates = []; for (let i = 0; i < arr.length; i++) { obj[arr[i]] = true; } for (let key in obj) { arrWithNoDup...
Join discussion
Jan 4, 2022 路 1 min read 路 var users = [ { name: 'Rahul', email: 'test1@test.com' }, { name: 'Rajeev', email: 'test2@test.com' }, { name: 'Revanth', email: 'test2@test.com' } ]; let emailIds = users.map( (item) => { return item.email; }) let...
Join discussion
