In Java, both arrays and ArrayLists are used to store collections of elements, but they differ drastically in how they manage memory, size, and flexibility. An array is a fixed-size data structure.

Data structure and Algorithms, Java workouts ,Problem Solving questions and solutions.(Repository contains major Graph alogirthms like Bellmanford algo,Prim's ,Dijkstra's algorithm). This program ...

So far, we have found ourselves using arrays to store most of our data. However, we have also noticed some limitations with arrays: You need to know the maximum size when you allocate it. You can’t ...