Programmers frequently need to sort elements from a database into a collection, array, or map. In Java, we can implement whatever sorting algorithm we want with any type.

One of the most common needs with collections is sorting. Java has long had a built-in Arrays.sort ... method (which in the case of String does a simple alphanumeric comparison) to sort the elements.

Set element zero of the second array equal to element zero of the first. Loop through the original array, starting at element 1. On each iteration, update the current element of the summed array to ...