From 63406c49712703ca63d610e75bba4ed0078c0f16 Mon Sep 17 00:00:00 2001
From: knu <knu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Thu, 19 Dec 2002 20:42:50 +0000
Subject: Improve.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@3184 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 sample/fact.rb | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

(limited to 'sample/fact.rb')

diff --git a/sample/fact.rb b/sample/fact.rb
index 1462a6923a..d8147a40f1 100644
--- a/sample/fact.rb
+++ b/sample/fact.rb
@@ -1,9 +1,8 @@
 def fact(n)
   return 1 if n == 0
   f = 1
-  while n>0
-    f *= n
-    n -= 1
+  n.downto(1) do |i|
+    f *= i
   end
   return f
 end
-- 
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