Dec 2, 2018 · Dec 2, 2018
diff --git a/2018/01_2/ruby/leovano.rb b/2018/01_2/ruby/leovano.rb
 # frozen_string_literal: true

 require 'set'

 begin
  oscs = File.readlines(ARGV[0]).map { |it| Integer(it) }

  freq = 0
  oset = Set[]

  oscs.cycle.each do |n|
    freq += n
    if oset.include? freq
      puts freq
      break
    else
      oset.add freq
    end
  end
 rescue TypeError
  STDERR.puts 'Arg1'
 rescue StandardError => e
  STDERR.puts e
 end
Original file line number	Diff line number	Diff line change
		@@ -0,0 +1,24 @@
		# frozen_string_literal: true

		require 'set'

		begin
		oscs = File.readlines(ARGV[0]).map { \|it\| Integer(it) }

		freq = 0
		oset = Set[]

		oscs.cycle.each do \|n\|
		freq += n
		if oset.include? freq
		puts freq
		break
		else
		oset.add freq
		end
		end
		rescue TypeError
		STDERR.puts 'Arg1'
		rescue StandardError => e
		STDERR.puts e
		end