card is a king you won't need any extra cards.
look at the next card, place it face down on the table next to the first pile and do the same thing.
repeat until you have used all the cards in the pack and have a row of small piles of cards on the table.
if you run out of cards before you complete the final pile, keep the cards from that pile to one side to start your magic counting pile.
now gather up all but three of the piles and add them to your magic counting pile.
choose one of the three remaining piles to be the secret pile.
look at the bottom cards 