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chuck0523/isArrayUniq.rb

Created January 18, 2016 15:22
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isArrayUniq.rb
a = [1, 2, 3]
b = [4, 5, 6]
puts a.concat(b).length == a.concat(b).uniq.length # true
c = [1, 2, 3]
d = [3, 4, 5]
puts c.concat(d).length == c.concat(d).uniq.length # false
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