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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@3184 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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knu 2002-12-19 20:42:50 +00:00
parent 354af9da36
commit 63406c4971
2 changed files with 9 additions and 11 deletions
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5
sample/fact.rb
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@ -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