Simple Array Sum

Given an array of integers, find the sum of its elements.

For example, if the array ar = [1, 2, 3], 1 + 2 + 3 = 6, so return 6.

Function Description

Complete the simpleArraySum function in the editor below. It must return the sum of the array elements as an integer.

simpleArraySum has the following parameter(s):

• ar: an array of integers

Input Format

The first line contains an integer, n, denoting the size of the array.

The second line contains n space-separated integers representing the array’s elements.

Constraints

0 < n,ar[i] <= 1000

Output Format

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

Sample Input

1
2

6
1 2 3 4 10 11

Sample Output

1

31

Explanation

We print the sum of the array’s elements: 1 + 2 + 3 + 4 + 10 + 11 = 31.

Solution

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11

/*
 * Complete the simpleArraySum function below.
 */
function simpleArraySum(ar) {
    /*
     * Write your code here.
     */
    return (ar || []).reduce((target, item) => { 
        return target + item;
    }, 0)
}