Sudoku solver

sudoku.rb

require 'pry'

# 
# +---+---+---+
# |   |   |   |
# | 3 | 5 | 4 |
# |   |   |   |
# +---+---+---+
# 

class Square
	attr_accessor :value, :xPosition, :yPosition

	def initialize(val, x, y)
		self.value =  val
		self.xPosition = x
		self.yPosition = y
	end

	def to_s
		" #{value} "
	end
end

class Group
	attr_accessor :squares, :xPosition, :yPosition

	def initialize(data, x, y)
		@squares = []
		self.xPosition = x
		self.yPosition = y

		3.times do |i|
			3.times do |j| 
				@squares << Square.new(data.shift, j + 1, i + 1)
			end
		end

	end
end

class Board
	attr_accessor :groups

	def initialize(array_of_groups)
		@groups = []

		3.times do |i|
			3.times do |j| 
				@groups << Group.new(array_of_groups.shift, j + 1, i + 1)
			end
		end
	end
end


sq1 = Square.new(8, 1, 1)
puts sq1

groups = [
	[1, 9, 4, 0, 7, 6, 2, 0, 0],
	[0, 6, 5, 2, 0, 0, 0, 8, 0],
	[0, 2, 0, 4, 5, 8, 0, 0, 3],
	[0, 0, 5, 0, 8, 0, 1, 0, 0],
	[0, 0, 0, 0, 3, 0, 0, 0, 0],
	[0, 0, 9, 0, 1, 0, 8, 0, 0],
	[9, 0, 0, 7, 6, 8, 0, 4, 0],
	[0, 4, 0, 0, 0, 3, 6, 9, 0],
	[0, 0, 6, 5, 9, 0, 1, 8, 0]
]

# group = Group.new(group_1_values, 1, 1)

board = Board.new(groups)

binding.pry