[Lucky Algorithm] Simple Array Sum

Given an array of  integers, can you find the sum of its elements?

Input Format

The first line contains an integer, , denoting the size of the array. 
The second line contains  space-separated integers representing the array's elements.

Output Format

Print the sum of the array's elements as a single integer.

import java.io.*;
import java.util.*;
import java.text.*;
import java.math.*;
import java.util.regex.*;

public class Solution {

    static int simpleArraySum(int n, int[] ar) {
        // Complete this function
        int result = 0;
        for(int i=0; i<n; i++){
            result += ar[i];
        }
        return result;
    }

    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        int n = in.nextInt();
        int[] ar = new int[n];
        for(int ar_i = 0; ar_i < n; ar_i++){
            ar[ar_i] = in.nextInt();
        }
        int result = simpleArraySum(n, ar);
        System.out.println(result);
    }
}