Compute the Z Sum of a Matrix
Given an n by n integer matrix, return the sum of all elements that form a Z in the matrix. Constraints n ≤ 1,000 Example 1 Input matrix = …
Teaching Kids Programming – Compute the Intersection of the Intervals
Teaching Kids Programming: Videos on Data Structures and Algorithms Given a two-dimensional integer list intervals of the form representing intervals (inclusive), return their intersection, that is, the interval that …
Teaching Kids Programming – Binary and Decimal Conversion Algorithms
Teaching Kids Programming: Videos on Data Structures and Algorithms Binary Numbers (Base 2) are the fundamentals of Computer Science. As the Computers are made of Chips which is powered …
Algorithms to Check if Intervals are Self-Contained
You are given a two-dimensional list of integers intervals where each element is an inclusive interval . Return whether there’s an interval which contains another interval. Constraints n ≤ …
Teaching Kids Programming – Count the Number of Nodes in Binary Tree using DFS and BFS Algorithm
Teaching Kids Programming: Videos on Data Structures and Algorithms Given a Binary Tree, we can count the number of nodes using either Depth First Search (DFS Algorithm) and Breadth …
Overclocking ARM CPU of Raspberry PI 4 and 400 with Temperature Cooling Measures
Raspberry PI 4 comes by default CPU Clock 1.5G and Raspberry PI 400 has a slightly powerful CPU 1.8G. However, they are not powerful enough if you are going …