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eiel/random_problem.rb

Forked from Nyoho/random_problem.rb
Last active May 3, 2016 01:57
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重複のない整数対の配列を作る
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random_problem.rb
def random_problem(n)
a = [*1..5]
a.product(a)
.shuffle[0..n]
.each do |e0, e1|
puts "$#{e0} + #{e1} = $ \n\n \\vfill"
end
end
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