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  1. require "rational"
  2. a = 1
  3. (2..20).each{|x| a = a.lcm(x) }
  4. p a
Success #stdin #stdout 0.01s 7432KB
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https://ideone.com/Wogtiq
language:
Ruby (ruby 2.5.5)
created:
9 years ago
visibility:
public

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