01.public class Deck {
02. public static void main(String[] args) {
03. String[] suit = { "Club", "Diamond", "Heart", "Spade" };
04. String[] rank = { "2", "3", "4", "5", "6", "7", "8", "9", "10", "J", "Q", "K", "A" };
05.
06.
07. int SUITS = suit.length;
08. int RANKS = rank.length;
09. int N = SUITS * RANKS;
10.
11.
12. String[] deck = new String[N];
13. for (int i = 0; i < RANKS; i++) {
14. for (int j = 0; j < SUITS; j++) {
15. deck[SUITS*i + j] = rank[i] + " " + suit[j];
16. }
17. }
18.
19.
20. for (int i = 0; i < N; i++) {
21. int r = i + (int) (Math.random() * (N-i));
22. String t = deck[r];
23. deck[r] = deck[i];
24. deck[i] = t;
25. }
26.
27.
28. for (int i = 0; i < N; i++) {
29. System.out.println(deck[i]);
30. }
31. }
32.
33.
34. }
