N00bcraft

local i = 1
local o = 1
turtle.refuel()
turtle.select(2)
repeat
	turtle.up()
	turtle.placeDown()
	turtle.forward()
	turtle.placeDown()
	turtle.forward()
	turtle.placeDown()
	turtle.forward()
	turtle.placeDown()
	turtle.turnLeft()
	turtle.turnLeft()
	i = i + 1
until i == 16
turtle.select(3)
turtle.turnLeft()
turtle.forward()
turtle.forward()
turtle.forward()
turtle.down()
turtle.turnRight()
repeat
	turtle.down()
	turtle.placeUp()
	turtle.forward()
	turtle.placeUp()
	turtle.forward()
	turtle.placeUp()
	turtle.forward()
	turtle.turnLeft()
	turtle.turnLeft()
	o = o + 1
until o == 15
turtle.select(1)