local x=0
local y=0
local z=0
local z1=0
local length=0
local i=0
local c=0
local b=0
local r=1
local build
local d=0

function check()
  while turtle.getItemCount(r)<10 do
    r=r+1
  end
 turtle.select(r)
end

function Ground(length)
y=0
x=0
 while y<length do
   while x<length do
    check()
    turtle.dig()
    turtle.forward()
    turtle.digDown()
    turtle.placeDown()
    x=x+1
   end
    check()
    y=y+1
    if y%2==0 then
     turtle.dig()
     turtle.forward()
     turtle.turnRight()
     turtle.dig()
     turtle.forward()
     turtle.turnRight()
    else
     turtle.dig()
     turtle.forward()
     turtle.turnLeft()
     turtle.dig()
     turtle.forward()
     turtle.turnLeft()
    end
    x=0
  end
 while z<(length+1) do
  check()
  turtle.dig()
  turtle.forward()
  z=z+1
 end
 turtle.turnLeft()
 while z1<length do
  turtle.dig()
  turtle.forward()
  z1=z1+1
 end
 turtle.turnLeft()
end

function Reihe(length)
for b=0, 3, 1 do
 for c=0, (length-2), 1 do
   check()
   turtle.placeDown()
   turtle.dig()
   turtle.forward()
 end
   turtle.turnLeft()
end
end

function Wall(length)
  turtle.forward()
 for i=0, 4, 1 do
  turtle.digUp()
  turtle.up()
  Reihe(length)
 end
end

function Skylight()
 for d=0, 3, 1 do
   turtle.select(14)
   turtle.digDown()
   turtle.placeDown()
   turtle.forward()
   turtle.turnRight()
 end
end


function Dach()
 x=0
 y=0
 z=0
 Skylight()
 turtle.forward()
 turtle.forward()
 turtle.forward()
 Skylight()
 turtle.forward()
 turtle.turnRight()
 turtle.forward()
 turtle.forward()
 turtle.forward()
 Skylight()
 turtle.forward()
 turtle.turnRight()
 turtle.forward()
 turtle.forward()
 turtle.forward()
 Skylight()
 turtle.turnRight()
 turtle.forward()
 turtle.forward()
 turtle.turnLeft()
 for x=0, 5, 1 do
  turtle.back()
 end
 for y=0, 4, 1 do
  turtle.down()
 end
 turtle.dig()
 turtle.down()
 turtle.dig()
 for z=0, 1, 1 do
  turtle.forward()
 end
end

function Innen()
 x=0
 turtle.turnLeft()
 for x=0, 2, 1 do
  turtle.forward()
 end
  turtle.turnRight()
 turtle.up()
 for y=0, 2, 1 do
 Fenster()
 turtle.turnRight()
 end
 turtle.forward()
 turtle.turnLeft()
 turtle.dig()
 turtle.place()
 turtle.up()
 turtle.dig()
 turtle.place()
 turtle.turnRight()
 x=0
 for x=0, 3, 1 do
 turtle.forward()
 end
 turtle.turnLeft()
 turtle.dig()
 turtle.place()
 turtle.down()
 turtle.dig()
 turtle.place()
 turtle.back()
 turtle.back()
 turtle.back()
 turtle.turnLeft()
 turtle.forward()
 turtle.forward()
 turtle.up()


end


function Fenster()
x=0
 for x=0, 1, 1 do
  turtle.forward()
  turtle.turnLeft()
  turtle.dig()
  turtle.place()
  turtle.up()
  turtle.dig()
  turtle.place()
  turtle.turnRight()
  turtle.forward()
  turtle.turnLeft()
  turtle.dig()
  turtle.place()
  turtle.down()
  turtle.dig()
  turtle.place()
  turtle.turnRight()
  turtle.forward()
 end

end

function Finish()
 x=0
  turtle.select(13)
  for x=0, 3, 1 do
   turtle.forward()
   turtle.forward()
   turtle.place()
   turtle.back()
   turtle.back()
   turtle.turnLeft()
  end
  turtle.down()
  turtle.turnRight()
  turtle.forward()
  turtle.forward()
  turtle.forward()
  turtle.select(15)
  turtle.placeDown()
  turtle.forward()
  turtle.forward()
  turtle.turnRight()
  turtle.turnRight()
  turtle.select(16)
  turtle.down()
  turtle.place()
  turtle.turnRight()
  turtle.forward()
  turtle.forward()
  turtle.turnRight()
end


term.write(" Welche Laenge soll das Haus haben? ")
length=read()
length=tonumber(length)
term.write(" Working... ")
Ground(length)
Wall(length)
turtle.back()
turtle.up()
Ground(length)

  if length==9 then
   turtle.back()
   turtle.back()
   turtle.back()
   turtle.turnRight()
   turtle.forward()
   turtle.forward()
   turtle.forward()
   Dach()
   Innen()
   Finish()
  term.write(" Fertig ")
   end