working on part 1

day11/input

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day11/input.sample

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+L.LL.LL.LL
+LLLLLLL.LL
+L.L.L..L..
+LLLL.LL.LL
+L.LL.LL.LL
+L.LLLLL.LL
+..L.L.....
+LLLLLLLLLL
+L.LLLLLL.L
+L.LLLLL.LL

day11/solution1.rb

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+#!/bin/env ruby
+require 'pry'
+
+def fill_seats (seats)
+    output = Array.new(seats.length, Array.new(seats[0].length, nil))
+    output.map!.with_index do |row, i|
+        row.each.with_index do |seat, j|
+            next if !seats[i][j]
+            adjecents = 0
+            adjecents += seats[i+1][j-1..j+1].compact.sum if i < seats.length - 1
+            adjecents += seats[i][j-1].to_i if j > 0
+            adjecents += seats[i-1][j-1..j+1].compact.sum if i > 0
+            adjecents += seats[i][j+1].to_i if j < seats[i].length
+            puts "#{i},#{j}:#{adjecents}"
+            adjecents >= 4 ? 0 : 1
+        end
+    end
+    return output
+end
+
+
+seats = File.readlines('./input.sample').map(&:strip)
+    .map! {|line| line.split('') }
+    .map! {|line| line.map { |char| char == 'L' ? 0 : nil }}
+
+#next = fill_seats(seats)
+binding.pry