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Ingy döt Net 2023-07-01 11:58:00 -04:00
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Task/Tau-function/Ruby/tau-function.rb Normal file
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require 'prime'
def tau(n) = n.prime_division.inject(1){|res, (d, exp)| res *= exp + 1}
(1..100).map{|n| tau(n).to_s.rjust(3) }.each_slice(20){|ar| puts ar.join}