how to number of array by user in java code example

Example 1: how to get array input in java

public class TakingInput {

    public static void main(String[] args) {

        Scanner s=new Scanner(System.in);

        System.out.println("enter number of elements");

        int n=s.nextInt();

        int arr[]=new int[n];

        System.out.println("enter elements");

        for(int i=0;i<n;i++){//for reading array
            arr[i]=s.nextInt();

        }

        for(int i: arr){ //for printing array

            System.out.println(i);

        }


    }

}

Example 2: how to get an array as input in java

public class TakingInput {

    public static void main(String[] args) {

        Scanner s = new Scanner(System.in);

        System.out.println("enter number of elements");

        int n=s.nextInt();

        int arr[]=new int[n];

        System.out.println("enter elements");

        for(int i=0;i<n;i++){//for reading array
            arr[i]=s.nextInt();

        }

        for(int i: arr){ //for printing array

            System.out.println(i);

        }


    }

}