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.

For a non-negative integer X, the array-form of X is an array of its digits in left to right order. For example, if X = 1231, then the array form is [1,2,3,1]. Given the array-form A of a non-negative ...

For a non-negative integer X, the array-form of X is an array of its digits in left to right order. For example, if X = 1231, then the array form is [1,2,3,1]. Given the array-form A of a non-negative ...