Strip Miner

    function Move()
      while turtle.detect() == true do
        turtle.dig()
      end
      turtle.forward()
      while turtle.detectUp() == true do
        turtle.digUp()
      end
    end
    function Torch()
      turtle.turnRight()
      turtle.up()
      while turtle.detect() == true do
        turtle.dig()
      end
      turtle.select(16)
      turtle.place()
      turtle.down()
      turtle.turnLeft()
    end
    function Corner()
      Move()
      Move()
      Move()
    end
    function Tunnel()
      while (i < lines) do
        i = i + 1
        if (i % 10) == 0 then
          Torch()
        end
        Move()
      end
    end
    print("How far down should i go?")
      lines = tonumber(read())
      i = 0
    print("How wide should the mine be?")
      lineswide = tonumber(read())
      x = 0
    while (x < lineswide) do
      x = x + 1
      Tunnel()
      turtle.turnLeft()
      Corner()
      turtle.turnLeft()
      i=0
      Tunnel()
      turtle.turnRight()
      Corner()
      turtle.turnRight()
      i=0
    end