the number will increase incrementally with each new item. Unlike a list in say Python, however, Java arrays are of a fixed size. There is no way to remove elements or to add to the array at run time.

The prefix sum problem can be stated as follows: “Given an array of numbers, create a second array where each element stores a running total calculated from adding the corresponding ... for maximum ...

Using the new keyword like this permanently sets the Java array size. However, all elements are initially set to null, or to zero if it is an array of primitive types. Another way to size Java arrays ...