best resources to learn Java Data Structures and Algorithms: Books 1. “Data Structures and Algorithms in Java” by Robert Lafore 2. “Algorithms, 4th Edition” by Robert Sedgewick and Kevin Wayne 3. “Introduction to Algorithms” by Thomas H. Cormen, Charles E. Leiserson, Ronald L. Rivest, and Clifford Stein Online Courses 1. Coursera: “Data Structures and Performance” by University of California San Diego & National Research University Higher School of Economics 2. Udemy: “Java Data Structures and Algorithms Masterclass” by Tim Buchalka and Goran Lochert 3. EdX: “Algorithms and Data Structures” by University of Pennsylvania Websites 1. GeeksforGeeks 2. LeetCode 3. HackerRank YouTube Channels 1. freeCodeCamp. org 2. Telusko 3. CS50 (Harvard’s Intro to Computer Science) Practice Platforms 1. LeetCode 2. HackerRank 3. CodeSignal 4. Coderbyte