Category: Hash Map / Hash Set
November 29, 2020
algorithms, data structure, Hash Map / Hash Set, programming languages, python, Python, Recursion, teaching kids programming, Two Pointer, youtube video
Teaching Kids Programming: Videos on Data Structures and Algorithms This is actually a very famous known problem for beginners to into Algorithms & Data Structures. Given a list of …
Given a string s, return the length of the longest substring between two equal characters, excluding the two characters. If there is no such substring return -1. A substring …
Design and implement a TwoSum class. It should support the following operations: add and find. add – Add the number to an internal data structure. find – Find if …
Given an array A of integers and integer K, return the maximum S such that there exists i < j with A + A = S and S < …
Given an array of integers nums and an integer target, return indices of the two numbers such that they add up to target. You may assume that each input …