Branch.lua

 function digIt() while turtle.detect()
  do turtle.dig() os.sleep(0.5) end turtle.forward() while turtle.detectDown() or turtle.detectUp()
   do turtle.digUp()
  turtle.digDown()
   end
   end
   function placeTorch()
    turtle.down()
   turtle.back() turtle.select(16)
 turtle.placeUp() turtle.forward() turtle.up() end local run = 0 local j = 0 local k = 0
   term.write("Branch length: ") run = read()
   for i = 1, run do
   k = i - 1 j = k % 10 if j == 1
  then placeTorch() end digIt() end
   turtle.down() turtle.turnRight()
   turtle.turnRight()
   turtle.select(16)
   turtle.placeUp()
   for i = 1, run do turtle.forward() end