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13 lines
320 B
13 lines
320 B
5 years ago
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require_relative "computer"
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program = ARGF.read
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puts (0..4).to_a.permutation.map {|phase_settings|
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amplifiers = Array.new(5) { Computer.from(program) }
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amplifiers.zip(phase_settings).inject(?0) {|i, (a, ps)|
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output = StringIO.new
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a.run(StringIO.new("#{ps}\n#{i}"), output)
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output.string
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}.to_i
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}.max
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