From 822a568b9b3a498c61f94eaef8a0a0044aa7cf72 Mon Sep 17 00:00:00 2001
From: Joonatan Vuorela <joonatan.vuorela@gmail.com>
Date: Wed, 20 Jan 2016 13:31:23 +0200
Subject: [PATCH] =?UTF-8?q?teht=C3=A4v=C3=A4=2010?=
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---
 koodi.rb | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)
 mode change 100644 => 100755 koodi.rb

diff --git a/koodi.rb b/koodi.rb
old mode 100644
new mode 100755
index 932f2b3..ee20f22
--- a/koodi.rb
+++ b/koodi.rb
@@ -1 +1,7 @@
-# kirjoita koodi tänne
+def avainten_summa(hash)
+summa = 0
+hash.each_key do |key|
+summa += key
+end
+return summa
+end
\ No newline at end of file