一、賭場遊戲

①Sts專案展示圖

 1 package com.test;
 2 
 3 import java.util.Scanner;
 4 /**
 5  * 賭博遊戲
 6  * @author Mr.kemi
 7  *2018-12-26
 8  */
 9 public class Game {
10     public static void main(String[] args) {
11         Scanner game = new Scanner(System.in);
12         //我的錢有1000萬。
13         int money = 1000;
 
14         System.out.println("是否開始遊戲？Y/N");
15         String start = game.next();
16         //equals ==
17         if(!"N".equals(start)) {
18             System.out.println("請開始下注：");
19             int pay = game.nextInt();
20             System.out.println("請壓大小？大/小");
21             String Size = game.next();
 
22             //設定0-6的色子數  Math.random 0~1
23             int a = (int)(Math.random()*6)+1;
24             int b = (int)(Math.random()*6)+1;
25             int c = (int)(Math.random()*6)+1;
26             String result = (a+b+c)>=10?"大":"小";
27             System.out.println("買定離手！開-"+a+","+b+","+c+","+result);
 
28             if(Size.equals(result)) {
29                 int win = (money+pay);
30                 System.out.println("中獎了");
31                 System.out.println("您的餘額為："+win);
32             }else {
33                 int lose = (money-pay);
34                 System.out.println("未中獎了");
35                 System.out.println("您的餘額為："+lose);
36             }
37         }else {
38             System.out.println("你可以走了，結束遊戲！bye");
39         }
40         
41     }
42 }

②Idea專案展示圖

 1 package com.test;
 2 
 3 import java.util.Scanner;
 4 /**
 5  * 賭博遊戲
 6  * @author Mr.kemi
 7  *2018-12-26
 8  */
 9 public class Game {
10     public static void main(String[] args) {
11         Scanner game = new Scanner(System.in);
12         //我的錢有1000萬。
13         int money = 1000;
14         System.out.println("是否開始遊戲？Y/N");
15         String start = game.next();
16         //equals ==
17         if(!"N".equals(start)) {
18             System.out.println("請開始下注：");
19             int pay = game.nextInt();
20             System.out.println("請壓大小？大/小");
21             String Size = game.next();
22             //設定0-6的色子數  Math.random 0~1
23             int a = (int)(Math.random()*6)+1;
24             int b = (int)(Math.random()*6)+1;
25             int c = (int)(Math.random()*6)+1;
26             String result = (a+b+c)>=10?"大":"小";
27             System.out.println("買定離手！開-"+a+","+b+","+c+","+result);
28             if(Size.equals(result)) {
29                 int win = (money+pay);
30                 System.out.println("中獎了");
31                 System.out.println("您的餘額為："+win);
32             }else {
33                 int lose = (money-pay);
34                 System.out.println("未中獎了");
35                 System.out.println("您的餘額為："+lose);
36             }
37         }else {
38             System.out.println("你可以走了，結束遊戲！bye");
39         }
40         
41     }
42 }

③eclipse專案展示圖

 1 package com.test;
 2 
 3 import java.util.Scanner;
 4 /**
 5  * 賭博遊戲
 6  * @author Mr.kemi
 7  *2018-12-26
 8  */
 9 public class Game {
10     public static void main(String[] args) {
11         Scanner game = new Scanner(System.in);
12         //我的錢有1000萬。
13         int money = 1000;
14         System.out.println("是否開始遊戲？Y/N");
15         String start = game.next();
16         //equals ==
17         if(!"N".equals(start)) {
18             System.out.println("請開始下注：");
19             int pay = game.nextInt();
20             System.out.println("請壓大小？大/小");
21             String Size = game.next();
22             //設定0-6的色子數  Math.random 0~1
23             int a = (int)(Math.random()*6)+1;
24             int b = (int)(Math.random()*6)+1;
25             int c = (int)(Math.random()*6)+1;
26             String result = (a+b+c)>=10?"大":"小";
27             System.out.println("買定離手！開-"+a+","+b+","+c+","+result);
28             if(Size.equals(result)) {
29                 int win = (money+pay);
30                 System.out.println("中獎了");
31                 System.out.println("您的餘額為："+win);
32             }else {
33                 int lose = (money-pay);
34                 System.out.println("未中獎了");
35                 System.out.println("您的餘額為："+lose);
36             }
37         }else {
38             System.out.println("你可以走了，結束遊戲！bye");
39         }
40         
41     }
42 }

二、switch實現135學習，246複習，週日休息

①IDEA

 1 package com.test;
 2 
 3 import java.util.Scanner;
 4 
 5 /**
 6  * 這是一週的Switch選擇結構
 7  * @author Mr.kemi
 8  *2018-12-26
 9  */
10 public class Week {
11     public static void main(String[] args) {
12         Scanner week = new Scanner(System.in);
13         System.out.println("親愛的，今天周幾呀");
14         int day = week.nextInt();
15         System.out.println("今天是周"+day);
16         switch (day) {
17             //週一週三週五要學習。
18         case 1:
19         case 3:
20         case 5:
21             System.out.println("小可愛你今天要學習哦");
22             break;
23             //週二週四週六要複習。
24         case 2:
25         case 4:
26         case 6:
27             System.out.println("小可愛你今天要複習哦");
28             break;    
29         default:
30             //週日休息
31             System.out.println("你今天休息啊，我們出去玩吧");
32             break;
33         }
34     }
35 }

②STS

 1 package com.test;
 2 
 3 import java.util.Scanner;
 4 
 5 /**
 6  * 這是一週的Switch選擇結構
 7  * @author Mr.kemi
 8  *2018-12-26
 9  */
10 public class Week {
11     public static void main(String[] args) {
12         Scanner week = new Scanner(System.in);
13         System.out.println("親愛的，今天周幾呀");
14         int day = week.nextInt();
15         System.out.println("今天是周"+day);
16         switch (day) {
17             //週一週三週五要學習。
18         case 1:
19         case 3:
20         case 5:
21             System.out.println("小可愛你今天要學習哦");
22             break;
23             //週二週四週六要複習。
24         case 2:
25         case 4:
26         case 6:
27             System.out.println("小可愛你今天要複習哦");
28             break;    
29         default:
30             //週日休息
31             System.out.println("你今天休息啊，我們出去玩吧");
32             break;
33         }
34     }
35 }

③eclipse

 1 package com.test;
 2 
 3 import java.util.Scanner;
 4 
 5 /**
 6  * 這是一週的Switch選擇結構
 7  * @author Mr.kemi
 8  *2018-12-26
 9  */
10 public class Week {
11     public static void main(String[] args) {
12         Scanner week = new Scanner(System.in);
13         System.out.println("親愛的，今天周幾呀");
14         int day = week.nextInt();
15         System.out.println("今天是周"+day);
16         switch (day) {
17             //週一週三週五要學習。
18         case 1:
19         case 3:
20         case 5:
21             System.out.println("小可愛你今天要學習哦");
22             break;
23             //週二週四週六要複習。
24         case 2:
25         case 4:
26         case 6:
27             System.out.println("小可愛你今天要複習哦");
28             break;    
29         default:
30             //週日休息
31             System.out.println("你今天休息啊，我們出去玩吧");
32             break;
33         }
34     }
35 }

 三、海南旅遊，旺季淡季的價格計算

 1 package com.test;
 2 import java.util.Scanner;
 3 /**
 4  * 海南機票價格輸出
 5  * @author Mr.kemi
 6  *2018-12-26
 7  *Ticket·機票
 8  */
 9 public class Ticket {
10     public static void main(String[] args) {
11         Scanner ticket = new Scanner(System.in);
12         System.out.println("尊敬的海南乘客，請輸入您出行的月份：1~12");
13         //出行的月份
14         int month = ticket.nextInt();
15         //機票原價
16         int price = 5000;
17         System.out.println("請問您選擇頭等艙還是經濟艙？頭等艙輸入1，經濟艙輸入2");
18         //seat·座位
19         int seat = ticket.nextInt();
20         switch (month) {
21             case 4:
22             case 5:
23             case 6:
24             case 7:
25             case 8:
26             case 9:
27             case 10:
28             //使用條件運算子算出旺季的價格  seat_seat賦值給它輸出
29             double seat_seat = seat==1?(price*0.9):(price*0.6);
30             System.out.println("您的價格是："+seat_seat);
31             break;
32         default:
33             //使用條件運算子算出淡季的價格  seatSeat賦值給它輸出
34             double seatSeat = seat==1?(price*0.5):(price*0.5);
35             System.out.println("您的價格是："+seatSeat);
36             
37         }
38     }
39 }

連結：https://pan.baidu.com/s/1VvD961n6snvHY-xtnB5ipQ
提取碼：kwee
複製這段內容後開啟百度網盤手機App，操作更方便哦