Hi How can I change an array list to integer or double? this is my code and i want show answer like a number and i use it not just print it ...

How to Assign Random Numbers to an Array in Java. Java has a "Random" class that lets you generate a random number you use to implement calculations in your Java source code.

In Java an array is a way of storing multiple items of the same type. In this quick tutorial we introduce you to the very basics.