You are given a two-dimensional list of integers matrix containing 1s and 0s. Return the number of elements in matrix such that: matrix = 1 matrix = 0 for …
Teaching Kids Programming: Videos on Data Structures and Algorithms You have some number of sticks with positive integer lengths. These lengths are given as an array sticks, where sticks …
Given strings a and b, and an integer k, return whether a can be converted to b by shifting some characters clockwise at most k times. For example, “c” …
Teaching Kids Programming: Videos on Data Structures and Algorithms A Heap is a tree data structure the root of which is the smallest (min heap) or the largest (max …
You are given a set of two-dimensional rectangular boxes on a two-dimensional Cartesian plane with the following assumptions and constraints: All boxes are axis-aligned, i.e. each box can be …
Teaching Kids Programming: Videos on Data Structures and Algorithms Given a Linked List, find out if there is a cycle in it. Using a Hash Set to Determine Cycle …