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AoC2015
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Formatting

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s00ner 2022-07-15 08:13:57 -04:00
parent daa7f3eeb5
commit 4386d976f1
1 changed files with 37 additions and 33 deletions
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12
day06/solution.rb
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@ -5,9 +5,9 @@ input = File.readlines('./input').map(&:strip)
lights = Array.new(1000) { Array.new(1000, false) } lights = Array.new(1000) { Array.new(1000, false) }
instructions = Hash.new instructions = {}
instructions = input.map.with_index do |line, i| instructions = input.map.with_index do |line, _i|
line.slice!('turn') line.slice!('turn')
line = line.split(' ') line = line.split(' ')
{ Command: line[0], Start: line[1].split(',').map!(&:to_i), End: line[3].split(',').map!(&:to_i) } { Command: line[0], Start: line[1].split(',').map!(&:to_i), End: line[3].split(',').map!(&:to_i) }
@ -24,7 +24,8 @@ instructions.each do | instruction |
when 'off' when 'off'
lights[instruction[:Start][0] + x][ instruction[:Start][1] + y] = false lights[instruction[:Start][0] + x][ instruction[:Start][1] + y] = false
when 'toggle' when 'toggle'
lights[instruction[:Start][0] + x][ instruction[:Start][1] + y] = !(lights[instruction[:Start][0] + x][ instruction[:Start][1] + y]) lights[instruction[:Start][0] + x][ instruction[:Start][1] + y] =
!(lights[instruction[:Start][0] + x][ instruction[:Start][1] + y])
end end
end end
end end
@ -44,7 +45,10 @@ instructions.each do | instruction |
lights[instruction[:Start][0] + x][ instruction[:Start][1] + y] += 1 lights[instruction[:Start][0] + x][ instruction[:Start][1] + y] += 1
when 'off' when 'off'
lights[instruction[:Start][0] + x][ instruction[:Start][1] + y] -= 1 lights[instruction[:Start][0] + x][ instruction[:Start][1] + y] -= 1
lights[instruction[:Start][0] + x][ instruction[:Start][1] + y] = 0 if lights[instruction[:Start][0] + x][ instruction[:Start][1] + y] < 0 if lights[instruction[:Start][0] + x][ instruction[:Start][1] + y] < 0
lights[instruction[:Start][0] + x][ instruction[:Start][1] + y] =
0
end
when 'toggle' when 'toggle'
lights[instruction[:Start][0] + x][ instruction[:Start][1] + y] += 2 lights[instruction[:Start][0] + x][ instruction[:Start][1] + y] += 2
end end