go = 0
etage=0
function down ()
turtle.digDown()
turtle.down()
end

function place ()
turtle.digDown()
turtle.select(1)
turtle.placeDown(1)
turtle.forward()
turtle.digDown()
turtle.select(2)
turtle.placeDown(2)
turtle.forward()
turtle.digDown()
turtle.select(3)
turtle.placeDown(3)
turtle.forward()
turtle.digDown()
turtle.select(4)
turtle.placeDown(4)
turtle.forward()
turtle.digDown()
turtle.select(5)
turtle.placeDown(5)
turtle.forward()
turtle.digDown()
turtle.select(6)
turtle.placeDown(6)
turtle.forward()
turtle.digDown()
turtle.select(7)
turtle.placeDown(7)
turtle.forward()
turtle.digDown()
turtle.select(8)
turtle.placeDown(8)
turtle.forward()
turtle.digDown()
turtle.select(9)
turtle.placeDown(9)
turtle.forward()
turtle.digDown()
turtle.select(10)
turtle.placeDown(10)
end

function turn ()
turtle.turnRight()
turtle.forward()
turtle.turnRight()
end

function turn2 ()
turtle.turnLeft()
turtle.forward()
turtle.turnLeft()
end
while go <= 11 do
down()
go=go+1
end

if (go>==11) then
    while etage<=9 do
        place()
        turn()
        etage=etage+1
        place()
        turn2()
        etage=etage+1

    end


end

if (etage==9) then
turtle.up()
turtle.turnLeft()
turtle.forward()
turtle.forward()
turtle.forward()
turtle.forward()
turtle.forward()
turtle.forward()
turtle.forward()
turtle.forward()
turtle.forward()
turtle.turnRight()
etage=0
go=24
if (go>=11) then
    while etage>=9 do
        place()
        turn()
        etage=etage+1
        place()
        turn2()
        etage=etage+1

    end

end