meme

function checkCoal()
    bendzoKiekis = turtle.getFuelLevel()

    if bendzoKiekis==0 then
        turtle.select(1)
        while not turtle.refuel(1) do
            print('out of fuel')
            sleep(1)
        end
    end


end
function moveForward(force)
     checkCoal()

    if force == true then
        while turtle.detect() do
            turtle.dig()
        end
    end

     return turtle.forward()
end

function moveUp(force)
    checkCoal()

    if force == true then
        while turtle.detectUp() do
            turtle.digUp()
        end
    end

    return turtle.up()
end

function moveDown(force)
    checkCoal()

    if force == true then
        while turtle.detectDown() do
            turtle.digDown()
        end
    end

    return turtle.down()
end

function moveBack()
    checkCoal()

    turtle.back()
end

curSlot = 2

function selectBlocks()
    if turtle.getItemCount(curSlot) == 0 then
        curSlot = curSlot + 1
    end

    turtle.select(curSlot)
end

while true do
    moveUp()
    selectBlocks()
    turtle.placeDown()
    moveUp()
    selectBlocks()
    turtle.placeDown()
    moveUp()
    selectBlocks()
    turtle.placeDown()
    moveBack()
    selectBlocks()
    turtle.place()
    selectBlocks()
    turtle.placeUp()
    moveDown()
    selectBlocks()
    turtle.placeUp()
    selectBlocks()
    turtle.placeDown()
    moveBack()
    selectBlocks()
    turtle.place()
end