MikeRogers0

@section = File.open('input.real.txt').read.split("\n\n").compact

# Get all the rules as ranges (e.g. 0..3), with their names.
@rules = @section[0]
  .split("\n")
  .collect { |line|
    line.scan(/(.+): ([0-9\-]+)-([0-9]+) or ([0-9\-]+)-([0-9]+)/ism).flatten
  }
  .collect { |name, start_range_1, end_range_1, start_range_2, end_range_2|
    {

MikeRogers0

@section = File.open('input.real.txt').read.split("\n\n").compact

# Get all the rules as ranges (e.g. 0..3)
@rules = @section[0]
  .scan(/([0-9\-]+)-([0-9]+)/im)
  .collect { |start_range, end_range| (start_range.to_i..end_range.to_i) }

# Get all the numbers on the nearby tickets
@nearby_ticket_numbers = @section[2]
  .gsub("nearby tickets:\n", '')

MikeRogers0

@input = [0,12,6,13,20,1,17]
@numbers = {}

@input.each_with_index do |input, index|
  @numbers[input] = { count: 1, last_spoken_on: index + 1, last_spoken_before_on: nil }
end

@last_number_spoken = @input.last
@turn_count = @input.length + 1

MikeRogers0

class Ship
  def initialize
    @x = 0
    @y = 0
    @waypoint_x = 10
    @waypoint_y = 1
  end

  def rotate!(direction, degrees_to_turn)
    puts "Waypoint was: #{current_waypoint}"

MikeRogers0

@rows = {}
File.open('input.real.txt').read.split("\n").compact.each_with_index do |row, index|
  @rows[index] = {}
  row.each_char.with_index do |element, element_index|
    @rows[index][element_index] = element
  end
end

@last_row = @rows.keys.last
@last_column = @rows[0].keys.last

MikeRogers0

def number_is_not_sum_of_previous_preamble?(index)
  numbers = @numbers[(index - 25)...(index)]
  aim_number = @numbers[index]

  numbers.each do |number_1|
    numbers.each do |number_2|
      combined_number = number_1 + number_2
      return true if combined_number == aim_number
    end
  end

MikeRogers0

passports = File.open('input.txt').read.split("\n\n")

class Passport
  REQUIRED_FIELDS = %w[
    byr
    iyr
    eyr
    hgt
    hcl
    ecl

MikeRogers0

.git
.gitignore
README.md

#
# OS X
#
.DS_Store
.AppleDouble
.LSOverride

MikeRogers0

$ brew uninstall dart; brew reinstall sass
Uninstalling /usr/local/Cellar/dart/2.0.0-dev.59.0... (1,206 files, 348.9MB)
dart 1.24.3 1 is still installed.
Remove all versions with `brew uninstall --force dart`.
==> Reinstalling sass/sass/sass 
Error: /usr/local/opt/dart not present or broken
Please reinstall dart-lang/dart/dart. Sorry :(

MikeRogers0

$ brew reinstall sass/sass/sass
==> Reinstalling sass/sass/sass 
==> Downloading https://github.com/sass/dart-sass/archive/1.4.0.tar.gz
Already downloaded: /Users/Mike/Library/Caches/Homebrew/sass-1.4.0.tar.gz
==> /usr/local/opt/dart/bin/pub get
==> /usr/local/opt/dart/bin/dart --snapshot=sass.dart.app.snapshot --snapshot-kind=app-jit bin/sass.dart tool/app-snapshot-input.scss
🍺  /usr/local/Cellar/sass/1.4.0: 9 files, 29.9MB, built in 23 seconds

Mike at Michaels-MacBook-Pro in ~
$