Solve the programming task below in a Python markdown code block.
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

$0<n,ar[i]\leq1000$    

Output Format

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

Sample Input
6
1 2 3 4 10 11

Sample Output
31

Explanation

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