Leetcode 340 - Longest Substring with At Most K Distinct Characters
Understanding the problem Given a string s and an integer k, find the length of the longest …
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Manacher's Algorithm
Introduction: The problem of finding the longest palindromic substring is a classic problem in the …
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Two Sum and Its Variants
Problem Statement Given an array of integers nums and an integer target, return indices of the two …
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Random Linked List Node
Problem Statement Given a singly linked list, return a random node’s value from the linked …
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Single Number
Single Number Given a non-empty array of integers nums, every element appears twice except for one. …
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Prime Factorization of a Number
Problem Statement How do we find all the prime factors of a given number? For example, when n = 12, …
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Find all prime numbers up to a given number
Problem Statement How do we find all the prime numbers up to a given number? For example, when n = …
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How to prepare for Google coding challenge
Coding challenges are technological developments designed to test your knowledge of algorithms and …
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How to leetcode?
Are you a fresh graduate or an expert developer, if you have not been introduced to Leetcode it can …
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