# 8 perfect shuffles restores the deck c1 p1 / 1 2 26 * 1 2 p1 / 1 2 26 * 1 2 p1 / 1 2 26 * 1 2 p1 / 1 2 26 * 1 2 p1 / 1 2 26 * 1 2 p1 / 1 2 26 * 1 2 p1 / 1 2 26 * 1 2 p1 / 1 2 26 * 1 2 p1 d1 q