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which included commits to RCS files with non-trunk default branches. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@12 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
10 lines
127 B
Ruby
10 lines
127 B
Ruby
def fact(n)
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return 1 if n == 0
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f = 1
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while n>0
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f *= n
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n -= 1
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end
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return f
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end
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print fact(ARGV[0].to_i), "\n"
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