Data Structures & Algorithms in Java

Environment

• Adoptium JDK 25.0.1+8
• Gradle 9.2.0
• IntelliJ IDEA 2025.2.1

Topics Overview

Data Structures

• Arrays
• Hash Tables
• Stacks
• Queues
• Linked Lists
• Trees
• Graphs

Algorithms

• Recursion
• Dynamic Programming
• Comparison Sorting
  • Merge Sort
  • Quicksort
• Searching
  • Linear Search
  • Binary Search
  • BFS & DFS

Resources

• Comprehensive List of Data Structures
• Visualizing Data Structures & Algorithms
• The Big-O Algorithm Complexity Cheat Sheet
• Roadmap: Core Data Structures & Algorithms

Curated Articles

• Algorithms & DS – Real Use Cases: PragmaticEngineer

Interview Prep

• Google Coding Interview