What is Array?
// *** An array is a collection of data items, all of the same type,
// accessed using a common name
int main()
{
// Creating an integer array named arr of size 10.
int arr[10];
// accessing element at 0 index and setting its value
// to 5.
arr[0] = 5;
// access and print value at 0 index we get the output
// as 5.
printf("%d", arr[0]);
return 0;
}