This arrangement uses about 30% less fencing than a full enclosure. For example, a 60' x 120' court fenced this way uses 240 linear feet of fence, while a full enclosure uses 360 linear feet. This design reduces costs yet contains most errant shots.
How to Play Pyramid Solitaire. Pyramid is played with a single, well shuffled pack of 52 playing cards. A pyramid of cards is dealt, consisting of 21 cards formed from six overlapping rows. Each card in the top five rows are blocked by two cards in the row beneath.
52! is the number of different ways you can arrange a single deck of cards. You can visualize this by constructing a randomly generated shuffle of the deck. Start with all the cards in one pile. Randomly select one of the 52 cards to be in position 1. Next, randomly select one of the remaining 51 cards for position 2, then one of the remaining 50 for position 3, and so on.