spiral3

local tArgs = {...}
local x = 1
local y = tonumber(tArgs[1])
local z = 1
local diam1 = tonumber(tArgs[1])
local diam2 = tonumber(tArgs[1])

function Place()
  while diam1>0 do
    while x>=0 do
      turtle.placeDown()
      turtle.forward()
      x=x-1
    end
    x=z+2
    turtle.turnLeft()
    turtle.forward()
    turtle.turnLeft()
    while x>=0 do
      turtle.placeDown()
      turtle.forward()
      x=x-1
    end
    x=z+4
    z=z+4
    turtle.turnRight()
    turtle.forward()
    turtle.turnRight()
    diam1=diam1-2
  end
  turtle.forward()
  z=diam2-2
  while diam2>0 do
      turtle.placeDown()
      turtle.forward()
      y=y-1
    end
    y=z-2
    turtle.turnLeft()
    turtle.forward()
    turtle.turnLeft()
    turtle.forward()
    while y>0 do
      turtle.placeDown()
      turtle.forward()
      y=y-1
    end
    y=z-2
    z=z-4
    turtle.turnRight()
    turtle.forward()
    turtle.turnRight()
    turtle.forward()
    diam2=diam2-2
  end

for i = 1,1 do
  Place()
end