import java.util.Random; class Card { int Suit; //花色 char Number; //牌数 } public class PokeShow { static Card[] OneCard=new Card[52]; //保存每张扑克的花色、数字 static void ShowCard() //显示扑克牌 { int i, j; int sign=0; String s=""; for (i = 0, j = 0; i < 52; i++, j++) { if (j % 13==0) { System.out.print("\n"); } switch(OneCard[i].Suit) //显示花色符号 { case 1: s="黑桃"; sign=3; break; case 2: s="红桃"; sign=4; break; case 3: s="梅花"; sign=5; break; case 4: s="方块"; sign=6; break; default: ; } System.out.printf(" "+s+OneCard[i].Number); //输出显示 } System.out.print("\n"); } static void Shuffle() //算法 { int i,j,temp; int suit; Card tempcard=new Card(); suit=0; for (i = 0; i < 52; i++) //生成52张牌 { if (i % 13 == 0) { suit++; //改变花色 } Card t=new Card(); t.Suit = suit; //保存花色 temp = i % 13; switch(temp) //特殊值处理 { case 0: t.Number = 'A'; break; case 9: t.Number = '0'; break; case 10: t.Number = 'J'; break; case 11: t.Number = 'Q'; break; case 12: t.Number = 'K'; break; default: t.Number =(char)(temp + '1'); } OneCard[i]=t; } System.out.printf("一付新牌的初始排列如下:\n"); ShowCard(); Random r=new Random(); //随机种子 for (i = 0; i < 52; i++) { j = r.nextInt(52); //随机换牌 tempcard = OneCard[j]; OneCard[j] = OneCard[i]; OneCard[i] = tempcard; } } public static void main(String[] args) { Shuffle(); //洗牌 System.out.print("\n洗牌后的排列如下:\n"); ShowCard(); //显示新牌的排列 } }
时间: 2024-10-16 18:16:27