startup.lua

while true do
    turtle.select(1)
    while not turtle.compareTo(2)
    do
        turtle.select(2)
        turtle.drop()
        turtle.suck()
    end
    turtle.back()
        turtle.back()
        turtle.back()
        turtle.down()
        turtle.turnLeft(2)
        turtle.forward()
        turtle.forward()
        turtle.select(2)
        turtle.drop()
        turtle.select(1)
        turtle.back()
        turtle.back()
        turtle.turnRight()
        turtle.up()
        turtle.forward()
        turtle.forward()
        turtle.forward()
end