What's the practical use of array?

Answer 1

to store data

Answer 2

In fact array is one of the most important ones, representing datas and check it using loops. You know strings is also array of chars.

array : int a[5][5]
no array : int a1, a2, a3, ... , a25

Ofc you will use arrays right?

Answer 3

An array is a data structure, which can store a fixed-size collection of elements of the same data type.