SKShiva Krishnaindsa-patterns.hashnode.dev·Feb 21, 2025 · 1 min readBinary Search Trees | DSA Patterns1. Basics Search an element Ceil of an element Floor of an element Insert an element Delete an element 2. Medium Find K-th smallest/largest element in BST Check if a tree is a BST or BT LCA in Binary Search Tree Construct a BST from a pre...00
SKShiva Krishnaindsa-patterns.hashnode.dev·Feb 3, 2025 · 2 min readBinary Tree Patterns | DSA1. Tree Traversal Techniques Inorder Traversal (Recursive, Iterative) Preorder Traversal (Recursive, Iterative) Postorder Traversal (Recursive, Iterative) Level Order Traversal (BFS Approach) Zigzag Level Order Traversal Boundary Traversal of B...00
SKShiva Krishnainmissing-values.hashnode.dev·Jan 1, 2025 · 4 min readTypes of DatabasesHierarchical databases Network databases Object-oriented databases Relational databases NoSQL databases 1. Hierarchical Databases : Just as in any hierarchy, this database follows the progression of data being categorized in ranks or levels, wherein ...00
SKShiva Krishnainmissing-values.hashnode.dev·Dec 21, 2024 · 2 min readMissing Values in Data AnalyticsMissing Values It is not unusual for an object to be missing one or more attribute values. In some cases, the information was not collected. Example: Some people decline to provide their age or weight. In other cases, certain attributes are not a...00