-- Main Function
function Main()
    if turtle.getFuelLevel() <= 10 then
        turtle.select(1)
        while turtle.getItemCount() <= 2 do
            turtle.down()
        end
        turtle.refuel()
        print("Refuled: " .. turtle.getFuelLevel() .. " move")
    end
    turtle.select(3)
    while turtle.compare() do
        turtle.dig()
        if turtle.detectUp() then
            turtle.digUp()
        end
        turtle.up()
    end
    while not turtle.detectDown() do
        turtle.down()
    end
    turtle.select(2)
    turtle.place()
    checkup()
end

function checkup()
    turtle.select(1)
    while turtle.getItemCount() <= 2 do
        turtle.down()
    end
    turtle.select(2)
    while turtle.getItemCount() <= 2 do
        turtle.down()
    end
    turtle.select(3)
    while not turtle.getItemCount() == 64 do
        turtle.down()
    end
end

while 0 == 0 do
    Main()
end