w = 16
s = 15
k = 14
i = 1
 function stone()
 if turtle.getItemCount(s) == 0 then
 turtle.turnRight()
 turtle.select(k)
  elseif turtle.compare() then
 turtle.select(s)
 turtle.suck()
 turtle.turnLeft()
 end
 end
 end
function  paliwo()
  if turtle.getFuelLevel() < 1000 or turtle.getItemCount(w) == 0 then
   turtle.turnLeft()
   turtle.select(w)
   turtle.suck()
   turtle.turnRight()
else
  if turtle.getFuelLevel() <1000 then
turtle.select(w)
  turtle.refuel()
 end
 end
 end
function kop()
turtle.select(s)
if not turtle.compare() then
turtle.dig()
end
end

function staw()

turtle.select(s)
turtle.place()
end

function rozladunek()
if
    turtle.getItemCount(i) > 0 then
	turtle.turnLeft()
	turtle.turnLeft()
     turtle.select(i)
	 turtle.drop()
	turtle.turnLeft()
	turtle.turnLeft()
	end
	end






 function main()
 while true do
 paliwo()
stone()
  staw()
 kop()
rozladunek()
 end
 end
 return main()