digger v2

local function GetDistance()
    print("Hello! How far should I dig?")
    return read()
end

local Dist = GetDistance()

print("Thanks! Digging"..Dist.." Blocks!")
local i = 1
repeat
 write("level #")
 write(i)
 write(" of 64 \n")
 --STAGE1
 if turtle.detect()
 then
  turtle.dig()
  turtle.down()
  if turtle.detect()
  then
   turtle.dig()
   turtle.forward()
   turtle.up()
   i = i + 1
  else
  end
 else
 print("Mining Run Complete!")
 i = 64
 end
until i == Dist