28 cars on a 8×10 lot. 70 seconds on the clock.
28 cars left
You have 70 seconds, starting at your first tap. A bump costs 3 seconds.
Drive the cars out in this order: 1, 5, 4, 7, 8, 11, 10, 12, 14, 13, 15, 16, 17, 19, 18, 20, 21, 23, 25, 26, 22, 2, 9, 3, 6, 24, 27, 28.