From 9a0bd38ce0036016cc8cbab534d53a3198e469b2 Mon Sep 17 00:00:00 2001
From: Ben Phelps <benphelps@users.noreply.github.com>
Date: Sun, 5 Feb 2017 15:18:15 -0600
Subject: [PATCH] Add ruby example

---
 Ruby/xor.rb | 15 +++++++++++++++
 1 file changed, 15 insertions(+)
 create mode 100644 Ruby/xor.rb

diff --git a/Ruby/xor.rb b/Ruby/xor.rb
new file mode 100644
index 0000000..8fa1df3
--- /dev/null
+++ b/Ruby/xor.rb
@@ -0,0 +1,15 @@
+def encryptDecrypt(string)
+    key = ['K', 'C', 'Q']
+    result = ""
+    codepoints = string.each_codepoint.to_a
+    codepoints.each_index do |i|
+        result += (codepoints[i] ^ key[i % key.size].ord).chr
+    end
+    result
+end
+
+encrypted = encryptDecrypt("kylewbanks.com")
+puts "Encrypted: #{encrypted}"
+
+decrypted = encryptDecrypt(encrypted)
+puts "Decrypted: #{decrypted}"