Simple Cobble Gen.lua

flag = true
while flag do
    turtle.select(1)
    while not turtle.detect() do
        sleep (0.2)
    end
    turtle.dig()
    if turtle.getItemCount(1) > 15 then
        turtle.select(1)
        turtle.turnLeft()
        turtle.turnLeft()
        flag = turtle.drop()
        turtle.turnLeft()
        turtle.turnLeft()
    end
end