First n fibonacci number in JAVA programming

import java.util.Scanner;

public class FibonacciSeries {

    public static void main(String[] args) {
        Scanner myScanner=new Scanner(System.in);
       
        int n;
        System.out.print("Enter number of elements in the Fibonacci series : ");
        n=myScanner.nextInt();
       
        int[] arr=new int[n];
        arr[0]=0;
        arr[1]=1;
        int sum=0;
        for (int i = 2; i < n; i++) {
            arr[i]=sum+(arr[i-1]+arr[i-2]);
        }
        System.out.print("First "+n+" Fibonacci number are : ");
        for (int i = 0; i < n; i++) {
            System.out.print(arr[i]+"\t");
        }
    }
}
    //Enter number of elements in the Fibonacci series : 5
    //First 5 Fibonacci number are : 0    1    1    2    3   

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