View difference between Paste ID: 93KGPqgJ and vVdvCHzF

 -- Script created by Zehdari
 -- <3 Tibbzeh
 -- #ForceLove
 
 -- Setting the height to 0
 local height = 0
 
 -- Creating the refuel function
 local function refuel()
  if turtle.getFuelLevel() < 20 then
   for a = 1,16 do
    if turtle.getFuelLevel() < 20 then
     turtle.select(a)
     if turtle.refuel(a) then
      for q = 1, turtle.getItemCount(a) do
       if turtle.getFuelLevel() < 20 then
        turtle.refuel(a)
       end
      end
     end
    end
   end
   turtle.select(1)
  end
 end
 
 -- Saying that the script has started
 print "Cutting..."
 
 -- Creating the beginning cut function
 local function cut()
  turtle.dig()
  refuel()
  turtle.forward()
  turtle.dig()
 end
 
 -- Creating the function to cut upwards, until reaching the top
 local function detectup()
  while turtle.detectUp() do
   turtle.digUp()
   refuel()
   turtle.up()
   turtle.dig()
   height = height + 1
  end
 end
 
 -- Creating the function to turn once reached the top
 local function turn()
  turtle.turnRight()
  turtle.dig()
  refuel()
  turtle.forward()
  turtle.turnLeft()
 end
 
 -- Creating the function to dig and go downwards
 local function down()
  for i = 1,height do
   turtle.dig()
   turtle.digDown()
   refuel()
   turtle.down()
  end
 end
 
 -- Calling the functions
 cut()
 detectup()
 turn()
 down()
 turtle.dig()
 
 -- Info for the owner
 print ("Fuel level is: "..turtle.getFuelLevel())