blur.rb

# generate all of the touples such that
# the first value and the second value summed
# is less than or equal to the value presented

def touples(n)
  touple_values = []
  n.times do |x|
    n.times do |y|
      touple_values.push([x, y])
    end
  end
  filtered_array = []

  touple_values.each do |touple|
    # touple = [1, 1]
    x, y = touple
    if x + y <= n
      filtered_array.push([x, y])
      filtered_array.push([-x, y])
      filtered_array.push([x, -y])
      filtered_array.push([-x, -y])
    end
  end


end