Sum of all elements in array (java)

import java.util.Scanner;

public class SumOfArrElle {

    public static void main(String args[])
    {
        Scanner scan=new Scanner(System.in);

        int size,sum=0;

        System.out.println("Enter the Size of array: ");
        size=scan.nextInt();


        int [] arr =new int[size];


        System.out.println("Enter elements in array");

        for(int i=0; i<arr.length; i++)
        {
          arr[i]=scan.nextInt();
        }

        for(int num : arr)
        {
            sum = sum+num;
        }

        System.out.println("Sum of array elements is:"+sum);
        scan.close();


    }


}