digHole

write("What length should the hole be? ")
local lengthTXT = read()
local length = tonumber(lengthTXT)
write("What width should the hole be? ")
local widthTXT = read()
local width = tonumber(widthTXT)
write("What depth should the hole be? ")
local depthTXT = read()
local depth = tonumber(depthTXT)
write("Digging a "..lengthTXT.."x"..widthTXT.."x"..depthTXT.." hole")

local doLenFlip = 0
local doWidFlip = 0
local doDepFlip = 0

if turtle.getFuelLevel() == 0 then
  turtle.refuel(1)
end

local x = 0
local y = 0
local z = 0

for i = 1, depth do
  for j = 1, width do
    for k = 1, length-1 do
      if turtle.getFuelLevel() == 0 then
        turtle.refuel(1)
      end
      turtle.dig()
      repeat
        turtle.dig()
      until turtle.forward()
      if doLenFlip == 0 then
        x = x + 1
      else
        x = x - 1
      end
      local xtxt = tostring(x)
      local ytxt = tostring(y)
      local ztxt = tostring(z)
      print(xtxt, ytxt, ztxt)
    end
    if turtle.getFuelLevel() == 0 then
      turtle.refuel(1)
    end
    if j ~= width then
      if doLenFlip == 0 then
        turtle.turnRight()
        turtle.dig()
        turtle.forward()
        turtle.turnRight()
        doLenFlip = 1
      else
        turtle.turnLeft()
        turtle.dig()
        turtle.forward()
        turtle.turnLeft()
        doLenFlip = 0
      end
      if doWidFlip == 0 then
        z = z + 1
      else
        z = z - 1
      end
    end
  end
  if i ~= depth then
    if turtle.getFuelLevel() == 0 then
      turtle.refuel(1)
    end
    turtle.digDown()
    turtle.down()
    turtle.turnRight()
    turtle.turnRight()
    if doWidFlip == 0 then
      doWidFlip = 1
    else
      doWidFlip = 0
    end
    y = y + 1
  end
end