Implement a data structure with the following methods: SlidingWindowProduct() constructs a new instance. add(int num) adds the number num to the data structure. product(int k) returns the product of …
Given a list of positive integers nums and an integer k, return the number of subsets in the list that sum up to k. Mod the result by 10 …
Teaching Kids Programming: Videos on Data Structures and Algorithms Write an algorithm to determine if a number n is happy. A happy number is a number defined by the …
You are given two lists of integers weights and values which have the same length and an integer capacity. weights and values represent the weight and value of the …
Teaching Kids Programming: Videos on Data Structures and Algorithms Given a non-empty array of integers nums, every element appears twice except for one. Find that single one. Follow up: Could you …