Skiena's book is excellent and is definitely one to get. Another would be Sedgewick's Algorithms. He has a pair of courses on Coursera [0] that follow his 4th

Skiena's book is excellent and is definitely one to get. Another would be Sedgewick's Algorithms. He has a pair of courses on Coursera [0] that follow his 4th edition which uses Java. You're in for such a treat! Learning data structures and algorithms is so fun and really changes the way you think about programming. [0] https://www.coursera.org/learn/introduction-to-algorithms https://www.coursera.org/learn/introduction-to-algorithms