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dchentech/n1.rb

Created October 4, 2011 12:15
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1、11、111、1111、……的平方
Raw
n1.rb
# http://www.bjt.name/2011/06/beautiful-math-triangle-r/
proc do |line|
(1..line).each do |num|
puts "#{' '*(line - num)}#{('1'*num).to_i**2}"
end
end.call((ARGV[0] || 36).to_i)
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