pagoda 2.0

args={...}

local args[1] = z
local x = 0
local m = 0

function a()
  if turtle.getItemCount(1) > 0 then
    turtle.select(1)
  elseif turtle.getItemCount(2) > 0 then
    turtle.select(2)
  elseif turtle.getItemCount(3) > 0 then
    turtle.select(3)
  elseif turtle.getItemCount(4) > 0 then
    turtle.select(4)
  end
  turtle.placeDown()
end

function b()
  if turtle.getItemCount(5) > 0 then
    turtle.select(5)
  elseif turtle.getItemCount(6) > 0 then
    turtle.select(6)
  elseif turtle.getItemCount(7) > 0 then
    turtle.select(7)
  elseif turtle.getItemcount(8) > 0 then
    turtle.select(8)
  end
  turtle.placeDown()
end

function c()
  if turtle.getItemCount(9) > 0 then
    turtle.select(9)
  elseif turtle.getItemCount(10) > 0 then
    turtle.select(10)
  elseif turtle.getItemcount(11) > 0 then
    turtle.select(11)
  elseif turtle.getItemCount(12) > 0 then
    turtle.select(12)
  end
  turtle.placeDown()
end

function d()
  if turtle.getItemCount(13) > 0 then
    turtle.select(13)
  elseif turtle.getItemCount(14) > 0 then
    turtle.select(14)
  elseif turtle.getItemCount(15) > 0 then
    turtle.select(15)
  elseif turtle.getItemCount(16) > 0 then
    turtle.select(16)
  end
  turtle.placeDown()
end

function up()
  turtle.up()
  x = x + 1
end


while z < 170 do
    up()
    a()

    up()
    b()

    up()
    c()

    for y = 1, 4 do
        up()
        d()
    end


        while x % 2 ~= 0 do
               up()
        end
    m = m + 1
    shell.run("clear")
    print( "I am at layer" .. m )
end