This tutorial series is a beginner’s guide to data structures and algorithms in Java. You’ll learn: How to recognize and use array and list data structures in your Java programs.

Algorithms are step-by-step plans for solving problems. Algorithms can be designed using pseudocode and flow diagrams. Part of Computer Science Computational thinking, algorithms and programming.

I have found I'm very efficient when I use the pen and paper method that my professor suggested in class. But when I can't write my problem down and work my algorithms out on paper I am really slow.