From c49c585b78997eee862939cb656d31dbbeb2b82e Mon Sep 17 00:00:00 2001
From: Atsushi Sakai <sakai.atsushi@gmail.com>
Date: Sat, 23 Jun 2012 16:18:37 +0900
Subject: [PATCH] Add plus function

---
 calc.rb | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/calc.rb b/calc.rb
index e69de29..aa5029b 100644
--- a/calc.rb
+++ b/calc.rb
@@ -0,0 +1,4 @@
+def plus( operand1, operand2 )
+    result = operand1 + operand2
+    return result
+end