//卡牌类
public class Card {
//定义卡牌的点数
public static final String[] cardName = { "3", "4", "5", "6", "7", "8",
"9", "10", "J", "Q", "K", "A", "2" };
//定义卡牌的花色
public static final String[] flowerColor = { "?", "?", "?", "?" };
private int number;// 表示卡牌点数的下标 0-12;
private int color;
public Card(int number, int color) {
this.number = number;
this.color = color;
}
public int getNumber() {
return number;
}
public int getColor() {
return color;
}
// 显示牌的内容
public String getCard() {
return flowerColor[color] + cardName[number];
}
}
import java.util.Random;
//游戏类
public class Game {
//定义牌的张数
private Card[] cards = new Card[52];
public Game() {
// 1. 创建牌
for (int i = 0; i < 4; i++) {
for (int j = 0; j < 13; j++) {
cards[i * 13 + j] = new Card(j, i);
}
}
}
//显示卡牌
public void showCards() {
for (int i = 0; i < cards.length; i++) {
System.out.print(cards[i].getCard() + " "
+ (i % 13 == 12 ? "\n" : ","));
}
}
public Card[][] deal() {
Card[][] cardss = new Card[4][13];
for (int i = 0; i < 52; i++) {
// 二维数组使用一维角标
cardss[i / 13][i % 13] = cards[i];
}
return cardss;
}
public void shuffle() {
// List<Card> list = Arrays.asList(cards);
// Collections.shuffle(list);
// list.toArray(cards);
// for (int i = 0; i < cards.length; i++) {
// System.out.print(cards[i].getCard() + " "
// + (i % 13 == 12 ? "\n" : ","));
// }
//2.排序 随机两两交换。
Random random = new Random();
for (int i = 0; i < cards.length; i++) {
int index = random.nextInt(52);
if (i != index) {
Card temp = cards[i];
cards[i] = cards[index];
cards[index] = temp;
}
}
}
}
import java.util.Arrays;
import java.util.Comparator;
//玩家类
public class Player {
private Card[] cards = new Card[13];
private String name;
public Player(String name, Card[] cards) {
this.name = name;
this.cards = cards;
}
public void showCard() {
System.out.print("玩家" + name + "：");
for (int i = 0; i < cards.length; i++) {
System.out.print(cards[i].getCard() + ",");
}
}
// 排序
public void sort() {
Arrays.sort(cards, new Comparator<Card>() {
@Override
public int compare(Card o1, Card o2) {
return o1.getNumber() - o2.getNumber();
}
});
}
}
public class Work {
public static void main(String[] args) {
// 1. 定义纸牌类 分别为A 2-10 J Q K 花色为???? 大王小王
// 定义游戏类，其中有一副扑克，共52张牌 随机洗牌
// 定义玩家类，每个玩家可以发到13张牌。创建4个玩家对象，打印他们手中的牌
Game game = new Game();
game.showCards();
game.shuffle();
System.out.println();
game.showCards();
Card[][] cardss = game.deal();
Player[] players = new Player[4];
for (int i = 0; i < 4; i++) {
players[i] = new Player("玩家" + i, cardss[i]);
players[i].sort();
}
for (int i = 0; i < players.length; i++) {
players[i].showCard();
System.out.println();
}
}
}
--石头剪刀布，三局两胜制
//玩家类
public class Player {
private String name;
public Player(String name) {
this.name = name;
}
public static final int BU = 1;
public static final int QUAN = 2;
public static final int JIANDAO = 3;
//随机出剪刀石头布
public int chuQuan() {
return (int) (Math.random() * 2 + 1);
}
public String getName() {
return name;
}
}
//裁判类
public class Referee {
// 记录胜负
private String[] win = new String[3];
private int number = 0;
// 裁判胜负
public boolean judge(Player a, Player b) {
int comeA = a.chuQuan();
int comeB = b.chuQuan();
int result = isWin(comeA, comeB);
switch (result) {
case 0:
System.out.println("平手");
break;
case 1:
// alt+shift+m
showWin(a);
break;
case -1:
showWin(b);
break;
}
// 结束
if (number == 3)
return true;
else if (number == 2 && win[0].equals(win[1]))
return true;
else
return false;
}
private void showWin(Player a) {
System.out.println(a.getName() + "获胜");
win[number] = a.getName();
number++;
}
// 0 平手
// 1 comeA 胜利
// -1 comeA 失败
private int isWin(int comeA, int comeB) {
if (comeA == comeB) {
return 0;
}
switch (comeA) {
case Player.BU:
if (comeB == Player.JIANDAO)
return -1;
else
return 1;
case Player.JIANDAO:
if (comeB == Player.QUAN)
return -1;
else
return 1;
case Player.QUAN:
if (comeB == Player.BU)
return -1;
else {
return 1;
}
}
return 0;
}
}
public class Test {
public static void main(String[] args) {
Referee referee = new Referee();
Player playerA = new Player("张三");
Player playerB = new Player("李四");
System.out.println("游戏开始:");
while (!referee.judge(playerA, playerB)) {
try {
Thread.sleep(1000);
} catch (InterruptedException e) {
e.printStackTrace();
}
System.out.println("开始下一局");
}
}
}
--打印日历
import java.util.Calendar;
//日历类
public class Solar {
private int year, month, day;
Calendar calendar = Calendar.getInstance();
public Solar(int year, int month, int day) {
this.year = year;
this.month = month;
this.day = day;
}
public void showCal() {
// 填充方法
System.out.println("*******" + year + "-" + month + "*******");
System.out.println("周日\t周一\t周二\t周三\t周四\t周五\t周六");
// 上月的最后几天
int upMonth = upMonthLastDay(month);// 31 4 28
int week = monthOneDayOfWeek();
int monthLength = upMonthLastDay(month + 1);
for (int i = 0; i < 6; i++) {
for (int j = 0; j < 7; j++) {
if (i * 7 + j < week) {
// 抬头
int upMothValue = upMonth - week + 1 + j;
System.out.print(upMothValue + "\t");
} else {
int monthValue = i * 7 + j - week + 1;
if (monthValue <= monthLength) {
// 正文
System.out.print(monthValue + "\t");
} else {
// 尾部
System.out.print((monthValue - monthLength) + "\t");
}
}
}
System.out.println();
}
}
// 这个月的第一天是周几
private int monthOneDayOfWeek() {
// set用来修改日历
calendar.set(year, month - 1, 1);
int week = calendar.get(Calendar.DAY_OF_WEEK);
return week - 1;
}
// 上一月有多少天
private int upMonthLastDay(int month) {
if (month == 1) {
return 31;
} else if (month == 3) {
if (year % 4 == 0 && year % 100 != 0 || year % 400 == 0)
return 29;
else {
return 28;
}
} else if (month == 2 || month == 4 || month == 6 || month == 8
|| month == 9 || month == 11)
return 31;
else
return 30;
}
}
import java.util.Scanner;
public class Test {
public static void main(String[] args) {
// System.out.println("请输入需要查询的年月日 格式1970-01-01");
// Scanner input = new Scanner(System.in);
// String str = input.next();
// String[] array = str.split("-");
// // 转换int 包装类
// int year = Integer.parseInt(array[0]);
// int month = Integer.parseInt(array[1]);
// int day = Integer.parseInt(array[2]);
for (int i = 1; i < 13; i++) {
Solar solar = new Solar(2017, i, 1);
solar.showCal();
System.out.println();
}
}
}
时间： 2024-08-03 09:01:08