size = 5
right = true
for x = 0, size, 1 do
	for y = 0, size, 1 do
		turtle.placeDown()
		turtle.moveForward()
	end
	if right then
		turtle.turnRight()
		turtle.forward()
		turtle.turnRight()
		right = false
	else
		turtle.turnLeft()
		turtle.forward()
		turtle.turnLeft()
		right = true
	end
end