Sum of positive array elements

Java Easy arrays

Task «Sum of positive array elements»

Given an array of integers. Write a program that calculates the sum of all positive elements of the array. If there are no positive elements, output 0.

Input Format

The first line contains an integer N (1 ≤ N ≤ 1000) — the number of elements in the array. The second line contains N integers separated by spaces.

Output Format

One integer — the sum of positive elements.

Examples

Example 1

INPUT

1
42

OUTPUT

42

Example 2

INPUT

2
10 -10

OUTPUT

10

Example 3

INPUT

3
-5 -10 -3

OUTPUT

0

main.java