Make space for two-digit days

2019/day7/part2.rb

@@ -1,68 +0,0 @@
-# frozen_string_literal: true
-
-require_relative 'intcode'
-
-def inputter(queue)
-  idx = 0
-  proc do
-    input = queue[idx]
-    idx += 1
-    input
-  end
-end
-
-class Amplifier
-  def initialize(memory, phase)
-    @input_queue = [phase]
-    @computer = Intcode::Computer.new(memory) { @input_queue.shift }
-  end
-
-  def amplify(input)
-    @input_queue << input
-    output = nil
-    output = @computer.tick until output
-    output
-  end
-
-  def input(val)
-    @input_queue << val
-  end
-end
-
-def thrust(program, phases)
-  a = Amplifier.new(program.as_memory, phases[0])
-  b = Amplifier.new(program.as_memory, phases[1])
-  c = Amplifier.new(program.as_memory, phases[2])
-  d = Amplifier.new(program.as_memory, phases[3])
-  e = Amplifier.new(program.as_memory, phases[4])
-
-  cache = -Float::INFINITY
-  out1 = a.amplify(0)
-  loop do
-    out2 = b.amplify(out1)
-    out3 = c.amplify(out2)
-    out4 = d.amplify(out3)
-    out5 = e.amplify(out4)
-    return cache if out5 == :done_executing
-
-    cache = out5
-    out1 = a.amplify(out5)
-  end
-end
-
-program = Intcode.read(File.join(__dir__, 'input'))
-
-phase_space = [5, 6, 7, 8, 9].permutation(5)
-
-max_thrust = -Float::INFINITY
-max_phases = nil
-phase_space.each do |phases|
-  t = thrust(program, phases)
-  next unless t > max_thrust
-
-  max_thrust = t
-  max_phases = phases
-end
-
-pp max_phases
-puts max_thrust