Algorithms to Make List Values Equal
You are given a list of integers nums. Consider an operation where we select some subset of integers in the list and increment all of them by one. Return …
Teaching Kids Programming – Is Subsequence Algorithm via Two Pointer
Given two strings s and t, check if s is a subsequence of t. A subsequence of a string is a new string that is formed from the original …
Compute the Matrix Prefix Sum
Given a two-dimensional integer matrix, return a new matrix A of the same dimensions where each element is set to A = sum(matrix) for all r ≤ i, c …
Teaching Kids Programming – Dynamic Programming Algorithms to Compute the Number of Derangement Permutations
Given N numbers, we know the total number of permutation is N! (factorial). If every number is not in its original place i.e. 1 in first, 2 in second…, …
AWS: When to use Network Load Balancer (NLB) or Application Load Blanacer (ALB) ?
There are two kinds of Load Balancers in AWS: NLB (Network Load Balancer) and ALB (Application Load Balancer). For example, if there are two web servers behind a Load …
Teaching Kids Programming – Dynamic Programming Algorithm to Count Bits for N Integers
March 2, 2021
algorithms, bit hacks, math, python, teaching kids programming, youtube video
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Given a non negative integer number num. For every numbers i in the range 0 ≤ i ≤ num calculate the number of 1’s in their binary representation and …