25 cars on a 8×9 lot. 70 seconds on the clock.
25 cars left
You have 70 seconds, starting at your first tap. A bump costs 3 seconds.
Drive the cars out in this order: 1, 2, 4, 5, 7, 8, 9, 10, 11, 12, 13, 15, 16, 19, 20, 21, 22, 23, 24, 25, 14, 18, 17, 6, 3.