Programmeren/Les 5/5-5.py

#!/usr/bin/env python3
#title          :5-5.py
#description    :Opdracht 5.5 - Functie met list-parameter en for-loop
#author         :Marcel Haazen
#email          :marcel@haazen.xyz
#date           :23-09-2019 - 11:20
#version        :0.1
#usage          :python3 5-5.py
#notes          :
#python_version :3.7.4
#==============================================================================

def kwadraten_som(grondgetallen):
    s = 0
    for number in grondgetallen:
        if number > 0:
            s = s +(number*number)
    print(s)

kwadraten_som([4,5,3,-81])