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344 lines
12 KiB
344 lines
12 KiB
class Factory
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attr_reader :bots, :bins
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def initialize
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@bots = Hash.new {|h,k| h[k] = Bot.new(self) }
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@bins = Hash.new {|h,k| h[k] = Bin.new }
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end
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def <<(instruction)
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case instruction
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when /value (\d+) goes to bot (\d+)/
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bots[$2.to_i] << $1.to_i
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when /bot (\d+) gives low to (.+) (\d+) and high to (.+) (\d+)/
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bot = bots[$1.to_i]
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bot.outs = [out($2, $3.to_i),
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out($4, $5.to_i)]
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else
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raise "invalid instruction: #{instruction}"
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end
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end
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private
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def out(type, id)
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case type
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when 'bot'
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bots[id]
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when 'output'
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bins[id]
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else
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raise "invalid type: #{type}"
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end
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end
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end
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class Bot
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attr_reader :factory, :values, :outs, :log
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def initialize(factory)
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@factory = factory
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@values = []
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@log = []
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end
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def <<(value)
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values << value
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try_run
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end
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def outs=(outs)
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@outs = outs
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try_run
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end
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private
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def try_run
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return unless outs && values.size == 2
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log << values.sort
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low, high = values.sort
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values.clear
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outs[0] << low
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outs[1] << high
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end
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end
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class Bin
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attr_reader :value
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def <<(value)
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@value = value
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end
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end
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if __FILE__ == $0
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factory = Factory.new
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DATA.each_line do |line|
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factory << line
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end
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p factory.bots.find {|id, bot|
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bot.log.include?([17, 61])
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}.first
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end
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require 'minitest'
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# require 'minitest/autorun'
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class TestDay10 < Minitest::Test
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def test_day_10
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instructions = <<INSTRUCTIONS
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value 5 goes to bot 2
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bot 2 gives low to bot 1 and high to bot 0
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value 3 goes to bot 1
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bot 1 gives low to output 1 and high to bot 0
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bot 0 gives low to output 2 and high to output 0
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value 2 goes to bot 2
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INSTRUCTIONS
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factory = Factory.new
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instructions.lines.each do |line|
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factory << line
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end
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assert_equal [5, 2, 3], factory.bins.sort_by {|k,_| k }.map(&:last).map(&:value)
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end
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end
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__END__
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bot 135 gives low to bot 27 and high to bot 166
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bot 57 gives low to bot 4 and high to bot 186
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bot 115 gives low to output 2 and high to bot 80
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bot 44 gives low to bot 175 and high to bot 88
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bot 167 gives low to bot 42 and high to bot 168
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bot 18 gives low to bot 32 and high to bot 89
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bot 199 gives low to bot 75 and high to bot 40
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bot 129 gives low to bot 178 and high to bot 147
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bot 163 gives low to bot 49 and high to bot 160
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value 2 goes to bot 143
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bot 176 gives low to bot 139 and high to bot 117
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bot 194 gives low to bot 11 and high to bot 37
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bot 99 gives low to bot 163 and high to bot 138
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value 53 goes to bot 9
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bot 159 gives low to output 1 and high to bot 207
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bot 0 gives low to bot 105 and high to bot 13
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bot 6 gives low to bot 66 and high to bot 116
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bot 81 gives low to bot 54 and high to bot 10
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bot 27 gives low to bot 188 and high to bot 199
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bot 186 gives low to bot 84 and high to bot 123
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bot 154 gives low to bot 21 and high to bot 107
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bot 188 gives low to bot 92 and high to bot 75
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bot 164 gives low to bot 115 and high to bot 28
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bot 106 gives low to bot 48 and high to bot 155
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bot 193 gives low to bot 101 and high to bot 110
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bot 136 gives low to bot 166 and high to bot 152
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bot 7 gives low to bot 156 and high to bot 24
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bot 103 gives low to bot 182 and high to bot 0
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bot 101 gives low to bot 16 and high to bot 72
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bot 86 gives low to bot 102 and high to bot 48
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bot 78 gives low to bot 177 and high to bot 113
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value 17 goes to bot 198
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bot 54 gives low to bot 161 and high to bot 111
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bot 46 gives low to bot 74 and high to bot 39
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bot 22 gives low to bot 56 and high to bot 161
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bot 5 gives low to bot 186 and high to bot 123
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bot 137 gives low to bot 202 and high to bot 85
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bot 202 gives low to bot 108 and high to bot 118
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bot 174 gives low to bot 0 and high to bot 21
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bot 119 gives low to bot 68 and high to bot 53
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bot 151 gives low to bot 83 and high to bot 164
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bot 160 gives low to bot 33 and high to bot 97
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bot 76 gives low to bot 40 and high to bot 120
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bot 60 gives low to bot 103 and high to bot 174
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bot 203 gives low to bot 120 and high to bot 132
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bot 157 gives low to bot 116 and high to bot 11
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bot 98 gives low to bot 208 and high to bot 16
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bot 142 gives low to bot 114 and high to bot 71
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bot 143 gives low to bot 198 and high to bot 146
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bot 30 gives low to bot 59 and high to bot 135
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bot 87 gives low to bot 39 and high to bot 104
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bot 161 gives low to bot 173 and high to bot 125
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bot 104 gives low to bot 34 and high to bot 68
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bot 70 gives low to bot 112 and high to bot 176
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bot 92 gives low to bot 122 and high to bot 46
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bot 148 gives low to bot 28 and high to bot 58
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bot 49 gives low to output 0 and high to bot 33
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bot 140 gives low to bot 136 and high to bot 134
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bot 16 gives low to bot 170 and high to bot 79
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bot 13 gives low to bot 204 and high to bot 22
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bot 189 gives low to bot 148 and high to bot 45
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bot 89 gives low to bot 73 and high to bot 86
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value 31 goes to bot 50
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bot 166 gives low to bot 199 and high to bot 76
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bot 178 gives low to output 5 and high to bot 159
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bot 58 gives low to bot 167 and high to bot 126
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bot 149 gives low to bot 180 and high to bot 153
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bot 131 gives low to bot 97 and high to bot 66
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bot 64 gives low to bot 192 and high to bot 44
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bot 117 gives low to bot 140 and high to bot 134
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bot 156 gives low to bot 174 and high to bot 154
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value 11 goes to bot 19
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bot 1 gives low to bot 26 and high to bot 144
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bot 171 gives low to output 7 and high to bot 150
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bot 31 gives low to bot 110 and high to bot 127
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value 5 goes to bot 162
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bot 9 gives low to bot 8 and high to bot 128
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bot 93 gives low to bot 109 and high to bot 188
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value 47 goes to bot 184
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bot 80 gives low to output 19 and high to bot 42
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bot 155 gives low to bot 149 and high to bot 52
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bot 108 gives low to output 14 and high to bot 47
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bot 165 gives low to bot 200 and high to bot 141
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bot 184 gives low to bot 162 and high to bot 20
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bot 50 gives low to bot 143 and high to bot 4
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bot 28 gives low to bot 80 and high to bot 167
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bot 66 gives low to bot 151 and high to bot 55
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bot 201 gives low to bot 124 and high to bot 41
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bot 204 gives low to bot 94 and high to bot 56
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bot 134 gives low to bot 152 and high to bot 203
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bot 51 gives low to bot 36 and high to bot 142
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bot 2 gives low to bot 52 and high to bot 201
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bot 183 gives low to bot 38 and high to bot 78
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bot 26 gives low to bot 142 and high to bot 69
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bot 182 gives low to bot 3 and high to bot 105
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bot 72 gives low to bot 79 and high to bot 209
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bot 8 gives low to bot 185 and high to bot 65
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bot 75 gives low to bot 46 and high to bot 87
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bot 38 gives low to bot 82 and high to bot 177
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bot 147 gives low to bot 159 and high to bot 207
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bot 195 gives low to bot 104 and high to bot 119
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bot 63 gives low to bot 126 and high to bot 172
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bot 144 gives low to bot 69 and high to bot 82
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bot 83 gives low to output 3 and high to bot 115
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bot 43 gives low to bot 194 and high to bot 91
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value 37 goes to bot 8
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bot 82 gives low to bot 193 and high to bot 31
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bot 150 gives low to output 18 and high to bot 49
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value 23 goes to bot 182
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bot 67 gives low to bot 61 and high to bot 165
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bot 77 gives low to bot 107 and high to bot 122
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bot 130 gives low to bot 141 and high to bot 30
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value 73 goes to bot 12
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bot 41 gives low to bot 99 and high to bot 208
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bot 170 gives low to bot 131 and high to bot 6
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bot 120 gives low to bot 195 and high to bot 132
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bot 118 gives low to bot 47 and high to bot 129
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bot 100 gives low to bot 150 and high to bot 163
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value 67 goes to bot 185
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bot 152 gives low to bot 76 and high to bot 203
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bot 162 gives low to bot 67 and high to bot 205
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value 7 goes to bot 32
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bot 121 gives low to bot 172 and high to bot 158
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bot 65 gives low to bot 57 and high to bot 5
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bot 122 gives low to bot 81 and high to bot 74
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bot 21 gives low to bot 13 and high to bot 17
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bot 23 gives low to bot 133 and high to bot 1
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bot 36 gives low to bot 201 and high to bot 114
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bot 138 gives low to bot 160 and high to bot 131
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bot 55 gives low to bot 164 and high to bot 148
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bot 123 gives low to bot 70 and high to bot 176
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value 61 goes to bot 61
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bot 107 gives low to bot 17 and high to bot 81
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bot 19 gives low to bot 60 and high to bot 156
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value 41 goes to bot 12
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value 29 goes to bot 18
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value 13 goes to bot 60
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bot 62 gives low to bot 20 and high to bot 64
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bot 40 gives low to bot 87 and high to bot 195
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bot 90 gives low to bot 64 and high to bot 112
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bot 69 gives low to bot 71 and high to bot 193
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bot 35 gives low to output 4 and high to bot 108
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bot 177 gives low to bot 31 and high to bot 113
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bot 59 gives low to bot 93 and high to bot 27
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bot 187 gives low to bot 89 and high to bot 94
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bot 73 gives low to output 9 and high to bot 102
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bot 45 gives low to bot 58 and high to bot 63
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bot 39 gives low to bot 23 and high to bot 34
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bot 110 gives low to bot 72 and high to bot 190
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bot 181 gives low to bot 15 and high to bot 93
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bot 95 gives low to bot 7 and high to bot 15
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bot 33 gives low to output 13 and high to bot 169
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bot 20 gives low to bot 205 and high to bot 192
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bot 158 gives low to bot 85 and high to bot 29
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bot 61 gives low to bot 14 and high to bot 200
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value 71 goes to bot 103
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bot 192 gives low to bot 130 and high to bot 175
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bot 112 gives low to bot 44 and high to bot 139
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bot 96 gives low to bot 144 and high to bot 38
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bot 32 gives low to output 11 and high to bot 73
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bot 180 gives low to output 10 and high to bot 171
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value 59 goes to bot 3
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bot 208 gives low to bot 138 and high to bot 170
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bot 198 gives low to bot 184 and high to bot 62
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bot 207 gives low to output 16 and high to output 8
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bot 196 gives low to bot 43 and high to bot 91
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bot 10 gives low to bot 111 and high to bot 133
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bot 168 gives low to bot 35 and high to bot 202
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bot 113 gives low to bot 127 and high to bot 196
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bot 169 gives low to output 20 and high to bot 83
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bot 3 gives low to bot 18 and high to bot 187
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bot 52 gives low to bot 153 and high to bot 124
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bot 190 gives low to bot 209 and high to bot 43
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bot 125 gives low to bot 2 and high to bot 36
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bot 173 gives low to bot 155 and high to bot 2
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bot 153 gives low to bot 171 and high to bot 100
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bot 34 gives low to bot 1 and high to bot 96
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bot 84 gives low to bot 90 and high to bot 70
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bot 12 gives low to bot 9 and high to bot 128
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bot 24 gives low to bot 154 and high to bot 77
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bot 179 gives low to bot 63 and high to bot 121
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bot 85 gives low to bot 118 and high to bot 29
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bot 11 gives low to bot 189 and high to bot 145
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bot 116 gives low to bot 55 and high to bot 189
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bot 132 gives low to bot 119 and high to bot 53
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bot 15 gives low to bot 24 and high to bot 109
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bot 102 gives low to output 15 and high to bot 197
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value 43 goes to bot 206
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bot 37 gives low to bot 145 and high to bot 25
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bot 53 gives low to bot 183 and high to bot 78
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bot 197 gives low to output 12 and high to bot 180
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bot 47 gives low to output 17 and high to bot 178
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bot 17 gives low to bot 22 and high to bot 54
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bot 56 gives low to bot 106 and high to bot 173
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bot 191 gives low to bot 135 and high to bot 136
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bot 127 gives low to bot 190 and high to bot 196
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bot 172 gives low to bot 137 and high to bot 158
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bot 4 gives low to bot 146 and high to bot 84
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bot 42 gives low to output 6 and high to bot 35
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bot 145 gives low to bot 45 and high to bot 179
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bot 133 gives low to bot 51 and high to bot 26
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bot 139 gives low to bot 88 and high to bot 117
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bot 105 gives low to bot 187 and high to bot 204
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bot 126 gives low to bot 168 and high to bot 137
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bot 128 gives low to bot 65 and high to bot 5
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bot 114 gives low to bot 41 and high to bot 98
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bot 14 gives low to bot 206 and high to bot 95
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bot 91 gives low to bot 37 and high to bot 25
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bot 206 gives low to bot 19 and high to bot 7
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value 19 goes to bot 14
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bot 185 gives low to bot 50 and high to bot 57
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bot 205 gives low to bot 165 and high to bot 130
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bot 109 gives low to bot 77 and high to bot 92
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bot 175 gives low to bot 30 and high to bot 191
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bot 29 gives low to bot 129 and high to bot 147
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bot 74 gives low to bot 10 and high to bot 23
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bot 94 gives low to bot 86 and high to bot 106
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bot 25 gives low to bot 179 and high to bot 121
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bot 71 gives low to bot 98 and high to bot 101
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bot 209 gives low to bot 157 and high to bot 194
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bot 88 gives low to bot 191 and high to bot 140
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bot 124 gives low to bot 100 and high to bot 99
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bot 97 gives low to bot 169 and high to bot 151
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bot 141 gives low to bot 181 and high to bot 59
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bot 146 gives low to bot 62 and high to bot 90
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bot 200 gives low to bot 95 and high to bot 181
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bot 79 gives low to bot 6 and high to bot 157
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bot 48 gives low to bot 197 and high to bot 149
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value 3 goes to bot 67
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bot 68 gives low to bot 96 and high to bot 183
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bot 111 gives low to bot 125 and high to bot 51
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