Holes

local function fuel()
    turtle.select(16)
    turtle.refuel(1)

end

local function dig()
    fuel()
    turtle.dig()

end

local function move()
    --Checking for fuel
    while turtle.getFuelLevel() <= 5 do
        fuel()
    end
    turtle.forward()

end

local function dropInv(depth)
    local i

    i = 0
    while i < depth do
        fuel()
        turtle.up()
    end
end

local function done(depth)
    local i

    i = 0
    while i < depth do
        fuel()
        turtle.up()
        i = i + 1
    end
end

local function Main()
    local depth = 0
    local i
    while true do
        fuel()
        dig()
        turtle.turnRight()
        dig()
        turtle.turnLeft()
        dig()
        turtle.forward()
        turtle.turnRight()
        dig()
        turtle.turnLeft()
        turtle.back()
        turtle.back()
        turtle.digDown()

        if turtle.getItemCount(4) >= 1 then
            rednet.broadcast("dropping inventory")
            dropInv(depth)

        end
        if turtle.down() == false then
                rednet.broadcast("Hit bottom!")
                done(depth)
                rednet.broadcast("e")
                break
        end
        depth = depth + 1
    end

end
local side = "right"
rednet.open(side)
rednet.broadcast("Connected")
Main()