A stack of 10 cards numbered 0, 1, 2, ... , 9 in some order lies face up on a desk. Form a new stack as follows: Place the top card face up in your hand, place the second card face up under the first card, place the third card face up on top of the new stack, place the fourth card face up on the bottom of the new stack, and so on. What should be the arrangement of the original stack so that the cards in the new stack are numbered in increasing order from the top down