Learn Java from Scratch - A Beginner's Guide - Step 12 - Adding and Removing Marks - Problem with Arrays

The video discusses the challenges of modifying arrays, such as adding or removing elements, due to their fixed size. It explains that to add or remove elements, a new array must be created and elements copied over, which involves complex logic. The video concludes by introducing the concept of an ArrayList, which allows dynamic resizing, and sets the stage for further exploration in the next video.

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