Gulshan Kumarperfinsights.hashnode.dev·Apr 6, 2024Sort the PeopleYou are given an array of strings names, and an array heights that consists of distinct positive integers. Both arrays are of length n. For each index i, names[i] and heights[i] denote the name and height of the i<sup>th</sup> person. Return names so...DiscussJava Solutionarray
Gulshan Kumarperfinsights.hashnode.dev·Feb 25, 2024Find the Length of the Longest Common PrefixYou are given two arrays with positive integers arr1 and arr2. A prefix of a positive integer is an integer formed by one or more of its digits, starting from its leftmost digit. For example, 123 is a prefix of the integer 12345, while 234 is not. A ...DiscussJava Solutionarray
Samuelcodetree3.hashnode.dev·Feb 10, 2024Hash Tables In CHash tables are a data structure that seek to solve the time complexity problem of arrays and linked lists. With arrays and linked lists, one has to traverse through the lists in order to get the particular element they are looking for. This leads to...DiscussHashing
Gulshan Kumarperfinsights.hashnode.dev·Feb 1, 2024Set MismatchYou have a set of integers s, which originally contains all the numbers from 1 to n. Unfortunately, due to some error, one of the numbers in s got duplicated to another number in the set, which results in repetition of one number and loss of another ...DiscussJava Solutionarray
Prasoon Abhinawblog.pabhinaw.dev·Aug 20, 2023Mastering C#: Unraveling the Concepts of C# & OOPSWhat is List<T> The List<T> is a collection of strongly typed objects that can be accessed by index and having methods for sorting, searching, and modifying list. It is the generic version of the ArrayList that comes under System.Collections.Generic ...DiscussC#
Jyotirmoy Barmanjyotirmoy.dev·Aug 11, 2023Top K Frequent Elements - Leetcode 347Problem - Leetcode Given an integer array nums and an integer k, return the k most frequent elements. You may return the answer in any order. Example 1: Input: nums = [1,1,1,2,2,3], k = 2 Output: [1,2] Example 2: Input: nums = [1], k = 1 Output: [1]...Discuss·42 readsLeetodehashtables
Cindy Kandiecindykandie.hashnode.dev·Jul 18, 2023Hash Maps/Tables - Powerful Data StructureIntroduction Did you know that hash maps, also known as hash tables, are among the most popular and highly valued data structures? While they rely on underlying arrays, they offer a more efficient key-value pair storage system compared to arrays alon...Discuss·33 readsdata structures
Ahmad Ateyablog.ahmadateya.com·Jun 29, 2023Hash Tables in DBMSIntroduction In our exploration of DBMS, we have learned about storage architectures and how pages are stored on disk. We also explored how DBMS manages memory using a buffer pool manager. Now, we are at a crucial point where we will start discussing...DiscussCMU's Intro to DBMSDatabases
Shahima Firoz khan.shahimafiroz.hashnode.dev·Jun 22, 2023Hash TablesIntroduction and concepts A hash table, also known as a hash map, is a data structure that enables efficient storage and retrieval of data through a hash function. It organizes data in key-value pairs, where each key is unique and associated with a c...Discuss·2 likes·52 readsData Structureshashtables
WANJA DENNISamarawrite.hashnode.dev·Jun 8, 2023How to Use Hash Tables to Quickly Find Key LookupsHash tables are a fundamental type of data structure for storing key-value pairs. They are well-liked in programming and computer science due to their rapid lookup speeds, which makes them perfect for applications where efficiency is crucial. Learn ...Discusshashtables