Ruby Examples

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2026-01-15 14:01:21 +09:00
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level2/15.rb Executable file
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#!/usr/bin/ruby
# -*- coding: utf-8 -*-
=begin
원의 반지름을 받아 넓이를 계산하는 메서드
=end
def area(r)
Math::PI * r ** 2
end
puts "Area = #{area(2)}"