function moveDown(x)
	for i = 1 , x, 1
	do
		turtle.down();
	end
end
function checkinvfull()
	local full = true

	for i = 3 , 16, 1
	do
		if turtle.getItemCount(i) < 1
		then
			full = false
		end
	end

	return full
end

function dropAll()

	for i = 3 , 16, 1
	do
		turtle.select(i)
		turtle.dropDown()
	end
end

function putChest()
	turtle.select(2)
	turtle.digDown()
	turtle.placeDown()
	dropAll()
end



local height = 2
local lenght = 200

turtle.select(1)



for i = 1 , lenght, 1
do
	turtle.select(1)
	if turtle.getFuelLevel() < 2
	then
		turtle.refuel(2)
	end

	for ia = 1 , height, 1
	do
		turtle.turnLeft()
		turtle.dig()
		turtle.turnRight()
		turtle.dig()
		turtle.turnRight()
		turtle.dig()
		turtle.turnLeft()
		turtle.digUp()
		turtle.up()
	end
	moveDown(height)
	if checkinvfull()
	then
		putChest()
	end

	turtle.forward()
end