How to read elements into an array from users input?

Answer 1

Just use a loop and enter the assign the next element of the array from the Scanner input.
For example:
Scanner s=new Scanner(System.in);
int arr[]=new int[10];
for(int i=0;i<10;i++) {
arr[i]=s.nextInt();
}

Answer 2

Scanner sc = new Scanner(System.in);
System.out.println("How many numbers?");
int[] inputNumbers = new int[sc.nextInt()];
for (int i = 0; i < inputNumbers.length; i++) inputNumbers[i] = sc.nextInt();

But you need to check the numbers at the input , the exception can be

Answer 3

Are trying store multiple characters of a string, multiple strings, or multiple numbers into an array?

Answer 4

You ask for the input and assign it to a variable, then (assume var is the user input, and myArr is the array)

myArr[1]=var;

so 1 position in the array is equal to the input.