From 36e78f1dfaaa5a9294e1918449a78a2f8f39e02c Mon Sep 17 00:00:00 2001
From: s45147 <szymon.danielczyk@gmail.com>
Date: Sun, 19 Nov 2017 15:34:42 +0100
Subject: [PATCH] done

---
 labs02/task04.py | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/labs02/task04.py b/labs02/task04.py
index 37413f1..08d4cc0 100644
--- a/labs02/task04.py
+++ b/labs02/task04.py
@@ -7,8 +7,14 @@ Jeśli podany argument jest mniejszy od 1 powinna być zwracana wartość 0.
 """
 
 def sum_from_one_to_n(n):
-    pass
+    suma = 0
 
+    for i in range(n+1):
+        suma = suma + i
+    if n < 1:
+        return 0
+    else:
+        return suma
 
 def tests(f):
     inputs = [[999], [-100]]