Sum of positive array elements

TypeScript Easy arrays

Task «Sum of positive array elements»

Write a program that reads a number N — the number of array elements, then N integers. It is necessary to calculate and output the sum of all positive elements of the array. If there are no positive elements, output 0.

Input Format

In the first line, an integer N (1 ≤ N ≤ 1000). In the second line, N integers separated by spaces.

Output Format

One integer — the sum of positive elements.

Examples

Example 1

INPUT
4 1 -2 3 -4
OUTPUT
4

Example 2

INPUT
1 7
OUTPUT
7
main.ts