不知道思路對不對，感覺代碼有點多
Card類：定義撲克屬性
Player類：定義玩家屬性
CompareCard類：定義撲克牌比較規(guī)則，定義compare方法
CardGame類：程序主入口
package com.game;
public class Card {
public String points;
public String colour;
public Card(String colour,String points) {
this.points=points;
this.colour=colour;
}
public Card() {
}
/**
* @return the points
*/
public String getPoints() {
return points;
}
/**
* @param points the points to set
*/
public void setPoints(String points) {
this.points = points;
}
/**
* @return the colour
*/
public String getColour() {
return colour;
}
/**
* @param colour the colour to set
*/
public void setColour(String colour) {
this.colour = colour;
}
public int GetColourWeight(String colour) {
if(colour.equals("黑桃")) {
return 4;
}
if(colour.equals("紅桃")) {
return 3;
}
if(colour.equals("梅花")) {
return 2;
}
if(colour.equals("方塊")) {
return 1;
}
return 0;
}
public int GetPointsWeight(String points) {
if(points.equals("2")) {
return 2;
}
if(points.equals("3")) {
return 3;
}
if(points.equals("4")) {
return 4;
}
if(points.equals("5")) {
return 5;
}
if(points.equals("6")) {
return 6;
}
if(points.equals("7")) {
return 7;
}
if(points.equals("8")) {
return 8;
}
if(points.equals("9")) {
return 9;
}
if(points.equals("10")) {
return 10;
}
if(points.equals("J")) {
return 11;
}
if(points.equals("Q")) {
return 12;
}
if(points.equals("K")) {
return 13;
}
if(points.equals("A")) {
return 14;
}
return 0;
}
}
package com.game;
public class Player {
public int id;
public String name;
public Player(int id,String name) {
this.id=id;
this.name=name;
}
}
package com.game;
import java.util.Comparator;
public class CompareCard implements Comparator<Card> {
@Override
public int compare(Card o1, Card o2) {
// TODO Auto-generated method stub
if(o1.GetPointsWeight(o1.getPoints())>o2.GetPointsWeight(o2.getPoints())) {
return 1;
}
if(o1.GetPointsWeight(o1.getPoints())<o2.GetPointsWeight(o2.getPoints())) {
return -1;
}
if(o1.GetPointsWeight(o1.getPoints())==o2.GetPointsWeight(o2.getPoints())) {
if(o1.GetColourWeight(o1.getColour())>o2.GetColourWeight(o2.getColour())) {
return 1;
}
else if(o1.GetColourWeight(o1.getColour())<o2.GetColourWeight(o2.getColour())) {
return -1;
}
else if(o1.GetColourWeight(o1.getColour())==o2.GetColourWeight(o2.getColour())){
return 0;
}
}
return 0;
}
}
package com.game;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.InputMismatchException;
import java.util.List;
import java.util.Random;
import java.util.Scanner;
public class CardGame {
/**
* 1、創(chuàng)建一副撲克牌
* 包括四種花色：黑桃、紅桃、梅花、方片
* 十三中點數(shù)：2-10,J,Q,K,A,不考慮大小王
* 2、創(chuàng)建兩名玩家
* 玩家至少要有ID、姓名、手牌等屬性，手牌為撲克牌的集合
* 3、洗牌
* 將之前創(chuàng)建的"一副撲克牌"打亂順序
* 4、發(fā)牌
* 將洗牌之后的撲克牌集合，從第一張開始，發(fā)給兩名玩家，按照一人一張的方式，每人發(fā)兩張
* 5、游戲
* 比較兩名玩家手中的撲克牌，規(guī)則為：取兩人各自手中點數(shù)最大的牌進行比較，點數(shù)大的贏；
* 若兩人各自的點數(shù)最大的牌相等，則按花色比較
* @param args
*/
public String[] colours= {"黑桃","紅桃","梅花","方片"};
public String[] points= {"2","3","4","5","6","7","8","9","10","J","Q","K","A"};
public List<Card> cardList=new ArrayList<>();
public List<Player> playerList=new ArrayList<>();
public List<Card> player1CardList=new ArrayList<>();
public List<Card> player2CardList=new ArrayList<>();
//創(chuàng)建一副撲克牌
public void createCard() {
for(int i=0;i<4;i++) {
for(int j=0;j<13;j++) {
cardList.add(new Card(colours[i],points[j]));
}
}
}
//創(chuàng)建兩名玩家,玩家ID必須是整數(shù)類型且捕獲異常
public void createPlayer() {
Scanner sc=new Scanner(System.in);
System.out.println("請輸入兩名玩家的ID和姓名：");
for(int i=0;i<2;i++) {
int playerId;
String playerName;
while(true){
System.out.println("請輸入ID：");
try {
playerId=sc.nextInt();
break;
}catch(Exception e) {
System.out.println("您應(yīng)該輸入整數(shù)！");
sc.next();
}
}
System.out.println("請輸入姓名：");
playerName=sc.next();
playerList.add(new Player(playerId,playerName));
}
}
//foreach玩家名單
public void foreachPlayerList() {
for (Player player : playerList) {
System.out.println("---歡迎玩家："+player.name);
}
}
//洗牌，打亂撲克牌順序
public void changeCard() {
System.out.println("------------洗牌------------：");
Collections.shuffle(cardList);
}
//foreach撲克牌
public void foreachCard() {
for (Card card : cardList) {
System.out.println("元素："+card.colour+card.points);
}
}
//發(fā)牌，將洗牌之后的撲克牌集合，從第一張開始，發(fā)給兩名玩家，按照一人一張的方式，每人發(fā)兩張
public void takeCard() {
System.out.println("-----------開始發(fā)牌------------");
for(int i=0;i<4;i++) {
if(i%2==0) {
player1CardList.add(cardList.get(i));
System.out.println("---玩家："+playerList.get(0).name+"-拿牌");
//System.out.println(playerList.get(0).name+"拿牌:"+player1CardList.get(i/2).colour+player1CardList.get(i/2).points);
continue;
}
if(i%2!=0) {
player2CardList.add(cardList.get(i));
System.out.println("---玩家："+playerList.get(1).name+"-拿牌");
//System.out.println(playerList.get(1).name+"拿牌:"+player2CardList.get((i-1)/2).colour+player2CardList.get((i-1)/2).points);
continue;
}
}
System.out.println("-----------發(fā)牌結(jié)束------------");
}
//開始游戲，比較兩名玩家手中的撲克牌，規(guī)則為：取兩人各自手中點數(shù)最大的牌進行比較，點數(shù)大的贏
//若兩人各自的點數(shù)最大的牌相等，則按花色比較
public void comparePlayerCarList() {
CompareCard cc=new CompareCard();
Card maxCardPlayer1=new Card();
Card maxCardPlayer2=new Card();
int resultPlayer1=cc.compare(player1CardList.get(0), player1CardList.get(1));
int resultPlayer2=cc.compare(player2CardList.get(0), player2CardList.get(1));
if(resultPlayer1==1) {
maxCardPlayer1=player1CardList.get(0);
}else {
maxCardPlayer1=player1CardList.get(1);
}
System.out.println("玩家："+playerList.get(0).name+"最大的手牌為："+maxCardPlayer1.colour+maxCardPlayer1.points);
if(resultPlayer2==1) {
maxCardPlayer2=player2CardList.get(0);
}else {
maxCardPlayer2=player2CardList.get(1);
}
System.out.println("玩家："+playerList.get(1).name+"最大的手牌為："+maxCardPlayer2.colour+maxCardPlayer2.points);
if(cc.compare(maxCardPlayer1, maxCardPlayer2)==1) {
System.out.println("------------玩家："+playerList.get(0).name+"獲勝");
}
if(cc.compare(maxCardPlayer1, maxCardPlayer2)==-1) {
System.out.println("------------玩家："+playerList.get(1).name+"獲勝");
}
}
public void showHandCard() {
System.out.println("玩家各自的手牌為：");
System.out.println(playerList.get(0).name+":["+player1CardList.get(0).colour+player1CardList.get(0).points
+","+player1CardList.get(1).colour+player1CardList.get(1).points+"]");
System.out.println(playerList.get(1).name+":["+player2CardList.get(0).colour+player2CardList.get(0).points
+","+player2CardList.get(1).colour+player2CardList.get(1).points+"]");
}
public static void main(String[] args) {
CardGame cg=new CardGame();
cg.createPlayer();
cg.foreachPlayerList();
cg.createCard();
cg.changeCard();
cg.foreachCard();
cg.takeCard();
cg.comparePlayerCarList();
cg.showHandCard();
}
}
2020-02-28
為什么在getPointsWeight和getColorWeight方法中最后要加return 0
我知道不加的話會報錯，但是如果最后面寫個return 0,難道不是意思為：不管是if哪種情況，最后都將0返回嗎，求教
2020-01-14
牛逼哦