The math of data structures helps us understand how different storage systems come with different trade-offs between ...

今年的STS竞赛，共有超过 2600名学生提交申请，他们来自46个州、华盛顿特区、北马里亚纳群岛、波多黎各以及全球16个国家的826所高中。经过激烈角逐，最终有300位年轻人脱颖而出，入选本届学者名单—— ...

Google released the December 2025 core update today, the company announced. This is the third core update of 2025 and the fourth major Google algorithm update overall. Earlier this year, Google rolled ...

Binary Search is one of the most efficient algorithms for finding the position of an element in a sorted array. In just 100 seconds, learn how it works, why it’s so fast, and how you’ve probably used ...

This repository contains solutions and explanations for working with Binary Search Trees (BST). It includes algorithmic implementations and step-by-step traces for various tasks. A detailed ...

Decision tree is an effective supervised learning method for solving classification and regression problems. This article combines the Pearson correlation coefficient with the CART decision tree, ...

Abstract: The Euclidean Steiner tree problem is a well-known combinatorial optimization problem and also an NP hard problem. This article focuses on the problem of using Euclidean distance to solve ...