Solution for Day 11
This commit is contained in:
parent
83f4f0b6c6
commit
f26768a7a7
50
day_11/first.rb
Normal file
50
day_11/first.rb
Normal file
@ -0,0 +1,50 @@
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input = File.readlines('./input').map(&:strip).map(&:chars)
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$dirs = [
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[-1,-1],
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[-1,0],
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[-1,1],
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[0,-1],
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[0,1],
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[1,-1],
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[1,0],
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[1,1]
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]
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def round(map)
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output = []
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map.each_index do |row|
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output << []
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map[row].each_index do |col|
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tmp = $dirs.map do |x, y|
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x_index = row + x
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y_index = col + y
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next nil if x_index < 0 || y_index < 0
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map[row+x]&.[](col+y)
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end
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occupied = tmp.compact.count('#')
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output[row][col] = case [map[row][col], occupied]
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in ['L', 0]
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'#'
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in ['#', 4..]
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'L'
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else
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map[row][col]
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end
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end
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end
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output
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end
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last_hash = 0
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out = input
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until out.hash == last_hash
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last_hash = out.hash
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out = round out
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end
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puts out.map{_1.count('#')}.inject(:+)
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99
day_11/input
Normal file
99
day_11/input
Normal file
@ -0,0 +1,99 @@
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LLLLLLL.LLLLLLLLLLLLLLL.LLL.LLLL.LLLLLLL.L.LLLLLLL.LLLLLL.LLLLLLLL.LLLLL..LLLLLLLLLLLLLLLLLL
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LLLLLLL.LLLLLL.LLLL.LLL.LLLLLLLLLL.LLLLLLL.LLLLL.L.LLLLLLLLLLLLLLL.LLLLLLLLLLLLLLLLLLLLLLLLL
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.LLLLLLLLLLLLLLL.LLLLLL.LLLLLL.LLLLLLLL.LL.LLLLLLL.LLL.LL.LLLLLLLLLLL.LLL..LLLLLLLL.LLLLLLLL
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LLLLLLLLLLLLLLL..LLLLLL.LLLLLLLLLLLLL.LLLL.LLLLLLLLLLLL.L.LLLLLLLL.LLLLLLLLLLLLLLLLLLLLLLLLL
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LLLLL.L.LLLLLLLLLLLLLLL.LLLLLLLLLLLLLLLLLL.LLLLLLL.LLL..LLL.LLLLLL.LLLLLL.LLLL.LLLL.L.LLLLLL
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LLLLLLL.LLLLLLLLLLLLLLLLLLLLLLLL.L.LL.LLLL.LLLLLL..LLLLLL.LLLLLLLL..LLLLL.LLLLLLLL..LLLLLLLL
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LLLLLLL.LLLLLLLL.LLLLLL.LLLLL.L.LLLLLLLLLLLLLLLLLL.LLLLLLLLLLLLLLLLLLLLLL.LLLLLLLLL.LLLLLLLL
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.LLLLLL..LLLLLLL.LLLLLL.LLLLL.LLLLLLLLLLLL.L.LLLLLLLLLLLLLLLLLLLLL.LLLLLL.LLLLLLLLLLLLLL.LLL
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..LLLL......L.L..L..L..L.....LL..L.....L.....LLL.L.L.LL...L.....L...LL..L......L...LL......L
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LL.LLLL.LLLLLLLLL.LLLLL.LLLLL.LLLLLLL.LLLL.LLLLLL..LLLLLL.LLLL.LLL.LLLLLLLLLLLLLLLLLLLLLLLLL
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LLLLLLL.LLLLLLLLLLLLLLL.LLLLLLLLLLLLLLLLLLL.LLLLLL.LLLLLLLL.LLLLLL..LLLLLLLLLLLLLLLLLLLLLLLL
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LLLLLLLLLLLLLLLL.LLLLLL.LLLLL.LLLLLLL.LLLL.LL.LLLLLL.LLLL.LLLLLLLL.LLLLLL..LL.LLLLL.LLLL..L.
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LLLLLLLLLLLLLL.LL.LLLLL.LLLLLLLLLLLLL.L.LL.LLLLLLL.L.LLLL.LLLLLLLL.LLLLLL.L.LLLLLLLLLLLLLLLL
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LLLLLLL.L.LLLLLL.LLLLLLLLL.LL.LLLLL.LLLLL..L.LLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLL.LLLLL.LL
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LLLLLLLLLLLLLLLL.LLLLLLLLL.LL.LLLLLLL.LLLL.LLLLLLL.LLLLLLLLLLLLLL..LLLLLL.LLLLLLLLL.LLLLLLLL
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LLLLLLL.LLLLLLL..LLLLLLLLLLLL.LLLLLLLLLLLL.LLLLLLLLLLLLLLLLLLLL.LL.LLLLLLLLLLLLLLLL.LLLLLLLL
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LLLLLLL.LLLLLLLLLLLLLLLLLLLLL.LLLLLLL.LLLL.LLLLLLL.LLLLLL.L.LLLLLLLLLLLLL.LLLLLLLLL.LLLLLLLL
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LLLLLLLLLLLLLLLL.LLLLL..LLLLLLLLLL.LLL.LLLLLLLLLLLLLL.LLL.LLLLLLLLL.LLLLL.L.LLLL.LLLLLLLLLLL
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.L......L.LL.L...L.....L..L..L...LL.L.......L.............LL.L......LL.L...LL.L...L.....LL..
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LL.LLLL.LLLLLLLLLLLLLLL.LLLLL.LLLLLLLLL.LLLLLLLLLL.LLLLLL.LLLLLLLLLLLLLLL.LLLLLLLLL.LLLLLLLL
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LLLLL.L.L.LLLLLLLLL.LLLLLLLLLLLLL.LL.LLLLLLLLLLLLL.LLLLLLLLLLL.LLLLLLLLLLLLLLLLLLLLLLLLLLLLL
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LLLL.LL.LL.LLLLL.LLLL.L.LLLLL.LLLLLLLLLL.LLLLLLLLL..L.LLLLLLLLLLL.L.LLLLL.LLLLLLLLLLLLLLLL.L
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LLLLLLL.LLLLLLLLLLLLLLL.LLLLL.LLLLLLL.LLLLLLLLLLLL.LLLLLL.LLLLLLLL.LLLLLL.LLLLLLLLL.LLLLLL.L
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.......LL...L.......LL...L.......LLL......L..L...L...L.....LL..L.L......L.LL.....LL.....L...
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LLLLLLLLLLLLLLLL.LLLLLL.LLLLL.LLLL.LL.LLLL.LLLLLLL.LLLLLLLLLLLLLLLLLLLLLL.LLLLLLLLLLLL.LLLLL
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LLLLLLL.LLLLLLLLLLLLLL..LLLLLLLLLLLLL.LLLL.LL.LLLL.LLLLLLLLLLLLLLL.LLLLLL.LLLLLLLLL.LLLLLLLL
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LLLLLLLLLL.LLLLLL.L.LLL.L.LLL.LLL.LLLLLLLL.LLLLLLL.LLLLLLLLLLLLLLL.LLLLLL.LLLLLLLLLLLLLLLLLL
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L.LLLLLLL.LLLLLL.LLLLLLL.LLLLLLLLLLLL.LLLLLLLLL.LLLLLLL.LLLLLLLLL..LLLLLL.LLLLLLLLL.LLLLLLLL
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LL.LLLL.LLLLLLLL.LLLLLL.LLLLL.LL.LLLLLLLLL.LLLLLLL.LLLLLLLLL.LLLLL.LLLLLL.LLLLLL.LL.LLLLLLLL
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LLLLL.L.LLLLLLLL.LLLLLLLLLL.L.LLL.LLL.LLLL.LLLLLLL.LLLLLLLLLLLLLLLLLLLLLLLLLLL.LLLL.LLLLLLLL
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LLLLLLL.LLLLLLLL.LLLLLL.LLLLL.LLLLL.L.LLLLLLLLLLLL.LLLLLL.LLLLLLLL.LLLLLL.LLLLLL.LL.LLL.LLLL
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L..LL.........L....L....L..L.LL.....LL.L.LL...L........L...L...L...L.LLL..LL..LLLLL.L.......
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LLLLLLL.LLLLLLLLLLLL.LL.LLLLL.LLLLLLL.LLLLLLLLLLLLLLLLL.L.LLLLLLLL.LLLLLL.LLLLLLL.L..LLLLLLL
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LLLLLLLL.LLLLLLL.LLLLLL.LLLLL.LLLLLLLLLLLL.LLLLLLL.LLLLLL.LLLLLLLL.LLLLLL.LLLL.L.LL.LLLLLLLL
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.LLLLLL.LLLLLL.L.LLLLLL.LLLLL.LLLLLLL.L.LL.LLLLLLLLLLL.LLLLLLLLLLL.LLLLLL.LLLLLLLL..LLLLLLLL
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LL.LLLL..LLLLLLL.LLLLLL.LLLLL.LLLLLLLLLLLL.LLLLLL..LLLLLLLLLLLLLLLLLLLLLL.LLLLLLLLL.LLLLLLLL
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L..LL..........L......L..L....L..L.L.LL.LLL..L.L.L.LLLL...L..L..L.L.L..LLLL.L.L...L..LL.....
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LLLLLLLLLLLLLLLLLLLLLLL.LL.LLLLLLLLLL.LL.L.LLLLLLL.LLLLLL.LLL.LLLLLLLLLLLLLLLLLLLLL.LLLLLLLL
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LLLLLLL.LLLLLLLL.LLLLLLLLLLLL.LLLL.LL.LLLLL.LL.LLL.LLLLLLLLLLLLLLL.LLL.LLLLLLLLLLLLL.LLLLLL.
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LLLLLL.LLLLLLLLL.LLLLL.LLLLLL.LLLLLLLLLLLLLLLLLLLL.LLLLLL.LLLLLLLL.LLLLLL.LLLLLLL.LLLLLLLLLL
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LLLLLLLLLLL.LLLL.LLLLLLLLLLLLLLLLLLLL.LLLL.LLLLLLLLLLLLLL.LLLLLLLL.LLLLLL.LLLLLLLLL.LLLLLLLL
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LLLLLLL.LLLL.LLL.LLLLLL.LLL.L.LLLLLLLLL.LL.LLLLLLLLLLLLLL.LLLLLLLL.LLLLLLLLLLLL.LLL.L.LLLLLL
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LLLLLLLLLLLLL.LL.LLLLLL.LLL.L.LLLLLLL.LLLLLLLLLLLL.LLLLLL.LLLL.LLL.LLLLLL.LLLLLL.LLLLLLLLLLL
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.L.LLLL.L.LLL.L....L...LL.L.L..LL.L.LLLL.L..L..L.L.LL...LL..L.L.L...LL.L.......LL..LLL......
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LLLLL.L..LLLLLLLLLLLLLLLLLLL.LLLLLL.LLLLLL.LL.LLLL.LLLLLL.LLLLLL.L.LLLLLL.LLLLLLLLLLLL.LLLLL
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LLLLLLLLLLLLLLLL.LLLLLLLLLLLL.LLLLLLL..LLL.LLLLLLL.LLLLLL.LLLLLLLLLLLLLLLLLLLLLLLLL.L.LLLLLL
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LLLLLLL.LLLLLLLL.LLLL.L.LLL.LLLLLLLLL.LLLL.LLLLLLL.L..LLL.LLLLLLL..LL.LLL.LLLLLLLLL.LLL.LLL.
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LLLLLLL.LLLLLLLL.LLLLLL.L.LLLLLLLLLL..LLLLLLLLLLLL.L.LLLL.LLLLLLLL.LLLLLL.L.LLLL.LL.LLLL.LLL
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LLLL.LLLLLLLLLL.LLLLLLL.LLLLLLLLLLLLL.LLLLLLLLLLLLLLLLLLLLL.LLLLLL.LLLLLLLLLLLLLLLL.LLLLLLLL
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LLLLLLL.LLLLLLLLLLLLLLL.LLLLL.LLLLLLL.LLLL.LLLLLLL.LLLLLL.LL.LLLLL.LLL.LL.LLLLLLLLLLLLLLLLLL
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LL.LLLLLLLLLLLLL.LLLLLLLLLLLL.LLL.LLL.LLLL.LLLLLLLLLLLL.L.LLLLL.LL.LLLLLL.L.L.LLLLLLLLLLLLLL
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LLLLLL.LLLLLL.LL.LLLLLLLLL.LLLLLLLLLL.LLLL.LL.LLLLLLLLLLL.LL.LLLLL.LLLLL.LLLLLLLLLL.LLLLLLLL
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.LLL.......LL.LL....L..L.....LL.....L..L...LLL....L...L..LLL...L............LLLL.LL.......L.
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LLLLL.L.LLLLLLLLLLLLLLLLLLLLL.L.LLLLLLLLLLLLLL.LLLLLLLLLL.LLLLLLLLLLL.LLLLLLLLLL.LL.LLLLLLLL
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LLLLLLLLLLLLLLLLLLLLLLL.LLLLL.LLLLLLL.LLLL.LLLLLLLLLLLLLL.LLLLLLLL.LLLL.LLLLLLLLLLLLLLLLLLLL
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L.LLLLL...LLLLLLLLLLLLL.LLLLLLLLLLLLL..LLLLLLLLLLLLLLLLLLLLLLLLLLL.LLLLLLLLLLLLLLLL.LLLLLLLL
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LLLLLLLLLLLLLLLL.L.L.LLLLLLLL.LLLLLLL.LLLL.LLLLL.L.LLLLLL.LLLLLLLL.LLLLLLLLLLLLLLLL.LLLLLLLL
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LLL.LLLLLLLLLLLLLLLLLLL.LLL.LLLLLLLLLL.LLL.LLLLLL..LLLLLL.LLLLLLLL.LLLLLLLLLLLLLLLL.LLLLLLLL
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L..L.LL...LLL.L...LLL....L.L.L.L.....LL..........LL...L.L.L.LLLL....L.....L....LLL......LLLL
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LLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLL.LLLLLLLLLLLLLL.L.LLLLLL.LLLLLL.LLLLLLLLL.LLLLLLLL
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LLLLLLL..LLLLLLLLLLLLLL.LLLLLLLLLLLLLL.LLL.LLLLLLL.LLLLLLLLLLLLLLLLLL.LLL.L.L.LL.LLLLLLLLLLL
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LLLLLLLLLLLLLLLL.LLLL.L.LLLLL.LLLL.LLLLLLL.LLLLLLLLLLLLLLLLLLLLLLL.L.LLLLLLLL.LLLLLLLLLLLLLL
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LLLLLLL.LLLLLLLL.LLLLLL.LLLLL.LLLLLLLLLLLL.LLLLLLL.LLLLLLLLLLLLLLL.LLLLLL.LLLLLLLLL.LLLLLL.L
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LLLLLLLL.LLLLLLL.LLLLLLLLLLLL.LLLLLLL.LLLL.LLL.LLL.LLLLLL.LLLLLLLL.LLLLLL.LLL.LLLLL.LLLLLLLL
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LLLLLLL.LLLLLLLL.LLLLLL..LLLLLLLLLLLL.LLLL.L..L.LL.LLLLLL.LLLLLLLLLLLLLLLLLLLLLLL.L.LLLLLLLL
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LLLLLLL.LLLLLLLL.LLLLLL.LLLLLLLLLLLL..LLLLLLLLLLLL.LLLLLLLLLL.LLLL.LLLLLL.LLLLLLLLL.LLLLLLLL
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LLLLLLLLLLLLLLLL.LLLLLL.LLLLLLLLLLLLLLLL.L.LLLLLLL.LLLLLL.LLLLLLLL.LLLLLL.LLLLLLLLLLLLLLLLLL
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LLLLLL..LLLLLLLL.LLLLLLLLLLLL.LLLLLL..LLLL.LLLL.LL.L.LLLL.LLLL.LLL.LLLLLL.LLLLLLLLLLLL.LLLLL
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........LL..LL..L............L..L.L..L....L.......LL...L......L....LLL..L.L......LL..LL.L.L.
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LLLLLLL.LLLLLLLL.LLLLLLLLLLLL.LLLLLL..LLLL.LLLLLLL.LLL.LL.LLLLLLLL.LLLLLL.LLLLLLLLL.LLL.LLLL
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LLLLLL.LLLLLLLLL.LLLLLL.LLLLL.LLLLLLLLLLLL.LLLLL.LLLLLLLL.LLLLLLLLLLLLLLL.LLLLLLLLL.LLLLLLLL
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LLL.LLL.LLLLLLL.LLLLLLL.LLLLL.LLLLLLLLLLL..LLL.LLL.LLLLLL.LLLLLLLLLLLLLLL.LLLLLLLLL.LLLLLLLL
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LLLLLLL.LLLLLLLL.LLLL.L.LLLLL.LL.LLLL.LLLL.L.LLLLL.LL.LLLLL.LLLLLLLLLLLLLLLLLLLLLLLLLL.LLLLL
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LLLL.LLLLLLLLLLLLLLLLLL.LLLLLLLLLLLL..LLLL.LLLLLL.LLLLLLL.LLLLLL.LLLLLLLL.LLLLLLL.L.LLLLLLLL
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LLLLLLL.LLLLL.LL.LLL.LL.LLLLLLLLLLLLLLLLLLLLLLLLLLL.LLLLL.LLLLLLLLLLLLL.LLLLLL.LLLL.LL.LLLLL
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LLLLLLLLLL.LLLLLLLLLLLL.LLLLL.LLLLLLL.LLLLLLLLLLLLLLLLLLL.LLLLLLLL.LL.LLLLLLLLLLLLL.LLLLLLLL
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LLLL.L.L...L.......L..LL.LL.LL....LL..L.L.L......L...LLL..L.L.L...LLL...L.....L.LLLL........
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.LLLLLL.L.LLLLLL.LLLLLLLLLLL..LLLLLLL.LLLL.LLLLLLL.LLLLLL.LLLLL.LLLLLLLLL.LLLL.LLLL.LLLLLLLL
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LLLLLLL.LLLLLLLLLLLLLLLLLLLLL.LLLLLLL.LLLL.LLLLLLL.LLLLLL.LLLLLLLL.LLLLLLLLLLLLLLLL.LLLLLLL.
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LLLLLLL.L.LLLLLLLLLLLLL.LLLLL.LLL.LLL.LLLL.LLLLLLL.LLLLLLLLLLLLLLL.LLL.LL.L.LLLLLLLLLLLLLLLL
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LLLLLLL.LLLLL.LL.LLLLLL.LLLLLLLLLLLLL.LLLL.LLLLLLLLLLL.LL.LLLLLLLL.LLLLLLLLLLLLLLLL.LLLLLLLL
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L.LLLLL.LLLLL.LLLLLLLLL.LLLLL..LLLLLL.LLLL.LLLLLLL.L.LLLL.LLLLLLLL.LLLLLL.LLLLLLLLL.LLL.LL..
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..L...L.L.......LL.LLL.LLL..L....L..L.L.L..L.L........L...L.LL.L.........LLLLL.L.LL.L...L.LL
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LLLLLLL.LLLLL.LL.LLLLLL.LLLL..LLLLL.L.LL.LLLLLL.LL.LLLLLLLLLLLLLLL.LLL.LLLLLLLLLLLLLLLLLLLLL
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LLLLLLL.L.LLLLLLLLLLLLL.LLLLL.LL.LLLLLLL.LLLLLLLLL.LLL.LL.LLLLLLLL.LLL.LL.LLLLLLLLL.LLLLLLLL
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LLLLLLL.LLLLLLLLLLLLLLLLLLLLLLLLLL..L.LLLLLLLLLLLL.LLLLLL.L.LLLLLL.LLLLLL.LLLLLLLLL.LLL.LLLL
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.LLLLLL.LL.LL.LLLLLL.L..LLLLLLL.LLLLL.LLLL.LL.LL.L.LL.L.L.LLLLLLLL.LLLLLLLLLLLLLLLL.LLLLLLLL
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LLLLLLLLLLLLLLLLLLLLLLL..LLLLLLLL.LLL.LLLLLLLLLLLLLLLLLL..LLLLLLLL.LLLLLL.LLLLLLLLLLLLLLLLLL
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LLLLLLL.LLLLLLLL.LLLLLL.LLLLL.LLLLLLLLLLLL.LLLLLLL.LL.LL..LLLLLLLL.LLLLLLLLLLLLLLLL.LLL..LLL
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LLLLLLLLL.LL.LLL.LLLLLLLLLLLLLLLLLLLL.LLL..LLLLLLLLLLLLLL.LLLLLLLL.LLLLLL.LLLLLLLLL.LLLLLLLL
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LLLLLLL.LLLL.LLLLLLLLLLL.LLLL.LLLLLLLLLL.L.LLLLLLL.LLLLLL.LLLLLLLLLLLLLLLLLLLLLLLLLLLL.LLLLL
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LLL......LL...L...L..LL..L..L......L...L.L..L.........L.LL.LL..L..L.L......L..L........L..L.
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LL.LLLLLLLLLLLLL.LL.LLLLLLLLLLLLLLLLLLLLLL.LLLLLLL.LLLLLLLLLLLLLLL.LLLLLLLLLLLLL.LLLLLLLLLLL
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LLLLLLLLLLLLLL.L.LLLLLLLLLLLL.LL.LLLL..LLL.LLLLLLLLLLLLLLLLLLLLLLL.LLLLLL.LLLLLL.LL.LLLLLLLL
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LLLLLLL.LLLLLLLL.LLLLLL.LLLLL.LLLLLLL.LLLLLLLLLL.L.LLLLLL.LLLLLLLL..LLLLL.LLLLLLLLL.LLLLLLLL
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LLLLLLL.LLLLLLLL.LLLLLLLLLLLLLLLLLLLL.LLLLLLLLLLLL.LLLLLLLLLLL.LLL.LLLLLL.LL.LLLLLL.LLLLLLLL
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LLLLLLLLLLLLLLLL.LLLLLL.LLL.L.LLLLLLL.LLLLLLLLLLLL.LLLLLLLLL.LLL.L.LLLLLL.LLLLLLLLLLLLLLLLLL
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LLLLLLL.LLLLL.LL.LL.LLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLL..LLLLLLLLLLLLLLLLLLLLLLLL.LLLLLLLL
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LLL.LLLLLLLLLLLL.LLLLLLLLLLLL.LLLLLLLLLLLLLLLLLLLL.LLLLLL.LLL.LLLLLLLLLLL.LLLLLLLLL.LLLLLLLL
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58
day_11/second.rb
Normal file
58
day_11/second.rb
Normal file
@ -0,0 +1,58 @@
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input = File.readlines('./input').map(&:strip).map(&:chars)
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$dirs = [
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[-1,-1],
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[-1,0],
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[-1,1],
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[0,-1],
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[0,1],
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[1,-1],
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[1,0],
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[1,1]
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]
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def round(map)
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output = []
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map.each_index do |row|
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output << []
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map[row].each_index do |col|
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tmp = $dirs.map do |x, y|
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x_index = row + x
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y_index = col + y
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char = loop do
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break nil if x_index < 0 || y_index < 0 || x_index >= map.size || y_index >= map[row].size
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char = map[x_index]&.[](y_index)
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x_index += x
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y_index += y
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next if char == '.'
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break char
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end
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char
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end
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occupied = tmp.compact.count('#')
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output[row][col] = case [map[row][col], occupied]
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in ['L', 0]
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'#'
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in ['#', 5..]
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'L'
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else
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map[row][col]
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end
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end
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end
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output
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end
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last_hash = 0
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out = input
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until out.hash == last_hash
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last_hash = out.hash
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out = round out
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end
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puts out.map{_1.count('#')}.inject(:+)
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