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.
Sample Input
6
1 2 3 4 10 11
Sample Output
31
Explanation
We print the sum of the array’s elements, which is: .
<?php
$handle = fopen ("php://stdin","r");
fscanf($handle,"%d",$n);
$arr_temp = fgets($handle);
$arr = explode(" ",$arr_temp);
array_walk($arr,'intval');
echo array_sum($arr);
?>
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