From 8be9301f293231611e4bc6a8b4455e74189aab2c Mon Sep 17 00:00:00 2001
From: Kerry Buckley <kerryjbuckley@gmail.com>
Date: Wed, 15 Jul 2009 08:57:15 +0100
Subject: [PATCH] Generalise 1..n word loop

---
 1.rb | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/1.rb b/1.rb
index 92d9ed3..d17f942 100755
--- a/1.rb
+++ b/1.rb
@@ -8,8 +8,9 @@ module StringExtensions
   def phrases(number)
     words = split
     all_strings = words
-    all_strings += extract_phrases(words, 2)
-    all_strings += extract_phrases(words, 3)
+    (2..words.size).each do |number_of_words|
+      all_strings += extract_phrases(words, number_of_words)
+    end
     all_strings[0, number].map {|s| "'#{s}'"}.join(', ')
   end