Upload original JAVA语言程序设计 course files

JAVA——wh/company/.idea/.gitignore

@@ -1,3 +1,3 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:e2e37ed60c50d8e41c42aa9f3505642a5f1689e67fb6bc7fe8a06dab09a0fa96
-size 50
+# Default ignored files
+/shelf/
+/workspace.xml

JAVA——wh/company/.idea/misc.xml

@@ -1,3 +1,5 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:e3bc73cb1a0f83d5dfd0029bc1cb174b6205d0a617bcce0960aa09aa87e5e1ed
-size 195
+<project version="4">
+  <component name="ProjectRootManager" version="2" project-jdk-name="1.8" project-jdk-type="JavaSDK">
+    <output url="file://$PROJECT_DIR$/out" />
+  </component>
+</project>

JAVA——wh/company/.idea/modules.xml

@@ -1,3 +1,8 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:a9e72c9b62930240c0282cfe05c968af284758333f1ee50c5193c9c340e9470d
-size 261
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/company.iml" filepath="$PROJECT_DIR$/company.iml" />
+    </modules>
+  </component>
+</project>

JAVA——wh/company/.idea/workspace.xml

@@ -1,3 +1,55 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:f24beab9503f75a100dff469e29a1aef94c4dea474e1d9978c2684025424ddd0
-size 2289
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ChangeListManager">
+    <list default="true" id="bb8c7901-dd07-4a38-9c2e-0587ae86bb58" name="Changes" comment="" />
+    <option name="SHOW_DIALOG" value="false" />
+    <option name="HIGHLIGHT_CONFLICTS" value="true" />
+    <option name="HIGHLIGHT_NON_ACTIVE_CHANGELIST" value="false" />
+    <option name="LAST_RESOLUTION" value="IGNORE" />
+  </component>
+  <component name="ProjectColorInfo"><![CDATA[{
+  "associatedIndex": 8
+}]]></component>
+  <component name="ProjectId" id="2qn3M1q1fClvkulikwgMCV0yuRV" />
+  <component name="ProjectViewState">
+    <option name="hideEmptyMiddlePackages" value="true" />
+    <option name="showLibraryContents" value="true" />
+  </component>
+  <component name="PropertiesComponent"><![CDATA[{
+  "keyToString": {
+    "RunOnceActivity.OpenProjectViewOnStart": "true",
+    "RunOnceActivity.ShowReadmeOnStart": "true"
+  }
+}]]></component>
+  <component name="RunManager">
+    <configuration name="GameWin" type="Application" factoryName="Application" temporary="true" nameIsGenerated="true">
+      <option name="MAIN_CLASS_NAME" value="com.company.GameWin" />
+      <module name="company" />
+      <extension name="coverage">
+        <pattern>
+          <option name="PATTERN" value="com.company.*" />
+          <option name="ENABLED" value="true" />
+        </pattern>
+      </extension>
+      <method v="2">
+        <option name="Make" enabled="true" />
+      </method>
+    </configuration>
+    <recent_temporary>
+      <list>
+        <item itemvalue="Application.GameWin" />
+      </list>
+    </recent_temporary>
+  </component>
+  <component name="SpellCheckerSettings" RuntimeDictionaries="0" Folders="0" CustomDictionaries="0" DefaultDictionary="application-level" UseSingleDictionary="true" transferred="true" />
+  <component name="TaskManager">
+    <task active="true" id="Default" summary="Default task">
+      <changelist id="bb8c7901-dd07-4a38-9c2e-0587ae86bb58" name="Changes" comment="" />
+      <created>1735284461381</created>
+      <option name="number" value="Default" />
+      <option name="presentableId" value="Default" />
+      <updated>1735284461381</updated>
+    </task>
+    <servers />
+  </component>
+</project>

JAVA——wh/company/Bg.java

@@ -1,3 +1,116 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:5f74f96606ea4d1a46a754eb61d03c7964998e80695c85a3da4fb6743f54cdda
-size 4284
+package com.company;
+
+import java.awt.*;
+
+public class Bg {
+    // 关卡数
+    static int level = 1;
+    // 目标得分
+    int goal = (level * 500) + 550;
+    // 总分
+    static int count = 0;
+    // 药水数量
+    static int waterNum = 3;
+    // 药水状态
+    static boolean waterFlag = false;
+    // 开始时间
+    long startTime;
+    // 结束时间
+    long endTime;
+    // 药水价格
+    int price = (int) (Math.random() * 10);
+    // 是否进入商店 f不购买
+    boolean shop = false;
+
+    // 载入图片
+    Image bg = Toolkit.getDefaultToolkit().getImage("imgs/bg.jpg");
+    Image bg1 = Toolkit.getDefaultToolkit().getImage("imgs/bg1.jpg");
+    Image peo = Toolkit.getDefaultToolkit().getImage("imgs/peo.png");
+    Image water = Toolkit.getDefaultToolkit().getImage("imgs/water.png");
+
+    // 绘制
+    void paintSelf(Graphics g) {
+        g.drawImage(bg, 0, 200, null);
+        g.drawImage(bg1, 0, 0, null);
+        switch (GameWin.state) {
+            case 0:
+                drawWord(g, 80, Color.black, "按鼠标右键开始", 100, 400);
+                drawWord(g, 60, Color.red, "游戏规则：", 100, 500);
+                drawWord(g, 30, Color.black, "点击鼠标左键放出抓钩", 100, 560);
+                drawWord(g, 30, Color.black, "抓住金块或石头可以点击鼠标右键", 100, 620);
+                drawWord(g, 30, Color.black, "使用“大力神药”快速收回金块或者爆破石头", 100, 680);
+                break;
+            case 1:
+                g.drawImage(peo, 310, 50, null);
+                drawWord(g, 30, Color.black, "分数：" + count, 30, 150);
+                g.drawImage(water, 550, 40, null);
+                drawWord(g, 30, Color.black, "×" + waterNum, 610, 90);
+                // 关卡数&目标得分
+                drawWord(g, 20, Color.black, "关卡：" + level, 30, 60);
+                drawWord(g, 30, Color.black, "目标：" + goal, 30, 115);
+                // 实时赋值
+                endTime = System.currentTimeMillis();
+                long time = 20 - (endTime - startTime) / 1000;
+                drawWord(g, 30, Color.black, "时间：" + (time > 0 ? time : 0), 520, 150);
+                break;
+            case 2:
+                g.drawImage(water, 330, 380, null);
+                drawWord(g, 30, Color.black, "价格：" + price, 300, 500);
+                drawWord(g, 30, Color.black, "是否购买“大力神药”？", 280, 550);
+                drawWord(g, 30, Color.black, "点击鼠标左键确认购买，右键退出商店", 100, 700);
+
+                if (shop) {
+                    count = count - price;
+                    waterNum++;
+                    shop = false;
+                    GameWin.state = 1;
+                    startTime = System.currentTimeMillis();
+                }
+                break;
+            case 3:
+                drawWord(g, 80, Color.cyan, "失败", 300, 350);
+                drawWord(g, 80, Color.black, "分数：" + count, 200, 450);
+                drawWord(g, 60, Color.black, "点击鼠标左键重新开始", 90, 550);
+                break;
+            case 4:
+                drawWord(g, 80, Color.red, "恭喜过关", 250, 350);
+                drawWord(g, 80, Color.black, "分数：" + count, 200, 450);
+                drawWord(g, 60, Color.black, "点击鼠标左键重新开始", 90, 550);
+                break;
+            default:
+        }
+
+    }
+
+    // t倒计时完成，f未完成倒计时
+    boolean gameTime() {
+        long time = (endTime - startTime) / 1000;
+        if (time >= 20) {
+            return true;
+        }
+        return false;
+    }
+
+    // 重置元素
+    void reGame() {
+        // 关卡数
+        level = 1;
+        // 目标得分
+        goal = (level * 500) + 550;
+        // 总分
+        count = 0;
+        // 药水数量
+        waterNum = 3;
+        // 药水状态
+        waterFlag = false;
+    }
+
+    // 绘制字符串
+    public static void drawWord(Graphics g, int size, Color color, String str, int x, int y) {
+        g.setColor(color);
+        g.setFont(new Font("宋体", Font.BOLD, size));
+        g.drawString(str, x, y);
+
+    }
+
+}

JAVA——wh/company/GameWin.java

@@ -1,3 +1,166 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:181b6798cd1fac96fe32bca37658ebaa05c49a39762e19ae1d0fed90baf2660b
-size 4977
+package com.company;
+
+import javax.swing.*;
+import java.awt.*;
+import java.awt.event.MouseAdapter;
+import java.awt.event.MouseEvent;
+import java.util.ArrayList;
+import java.util.List;
+
+public class GameWin extends JFrame {
+    // 0未开始，1运行中，2商店，3失败，4胜利
+    static int state = 0;
+    // 存储金块、石块
+    List<Object> objectList = new ArrayList<>();
+
+    Bg bg = new Bg();
+
+    Line line = new Line(this);
+
+    {
+        // 是否可以放置
+        boolean isPlace = true;
+        for (int i = 0; i < 11; i++) {
+            double random = Math.random();
+            Gold gold; // 存放当前生成的金块
+            if (random < 0.3) {
+                gold = new GoldMini();
+            } else if (random < 0.7) {
+                gold = new Gold();
+            } else {
+                gold = new GoldPlus();
+            }
+            for (Object obj : objectList) {
+                if (gold.getRec().intersects(obj.getRec())) {
+                    // 不可放置
+                    isPlace = false;
+                }
+            }
+            if (isPlace) {
+                objectList.add(gold);
+            } else {
+                isPlace = true;
+                i--;
+            }
+        }
+        for (int i = 0; i < 5; i++) {
+            Rock rock = new Rock();
+            for (Object obj : objectList) {
+                if (rock.getRec().intersects(obj.getRec())) {
+                    isPlace = false;
+                }
+            }
+            if (isPlace) {
+                objectList.add(rock);
+            } else {
+                isPlace = true;
+                i--;
+            }
+        }
+    }
+
+    Image offScreenImage;
+    void launch() {
+        this.setVisible(true);
+        this.setSize(768, 1000);
+        this.setLocationRelativeTo(null);
+        this.setTitle("黄金矿工");
+        setDefaultCloseOperation(EXIT_ON_CLOSE);
+        addMouseListener(new MouseAdapter() {
+            @Override
+            public void mouseClicked(MouseEvent e) {
+                super.mouseClicked(e);
+                switch (state) {
+                    case 0:
+                        if (e.getButton() == 3) {
+                            state = 1;
+                            bg.startTime = System.currentTimeMillis();
+                        }
+                        break;
+                    case 1:
+                        if (e.getButton() == 1 && line.state == 0) {
+                            line.state = 1;
+                        }
+                        if (e.getButton() == 3 && line.state == 3 && Bg.waterNum > 0) {
+                            Bg.waterFlag = true;
+                            Bg.waterNum--;
+                        }
+                        break;
+                    case 2:
+                        if (e.getButton() == 1) {
+                            bg.shop = true;
+
+                        }
+                        if (e.getButton() == 3) {
+                            state = 1;
+                            bg.startTime = System.currentTimeMillis();
+                        }
+                        break;
+                    case 3:
+                    case 4:
+                        if (e.getButton() == 1) {
+                            state = 0;
+                            bg.reGame();
+                            line.reGame();
+                        }
+                        break;
+                    default:
+                }
+            }
+        });
+
+        // 红线摇摆
+        while (true) {
+            repaint();
+            nextLevel();
+            try {
+                Thread.sleep(50);
+            } catch (InterruptedException e) {
+                e.printStackTrace();
+            }
+        }
+    }
+
+
+    // 下一关
+    public void nextLevel() {
+        if (bg.gameTime() && state == 1) {
+            if (Bg.count >= bg.goal) {
+                if (Bg.level == 10) {
+                    state = 4;
+                } else {
+                    state = 2;
+                    Bg.level++;
+                }
+            } else {
+                state = 3;
+            }
+            dispose();
+            GameWin gameWin1 = new GameWin();
+            gameWin1.launch();
+        }
+    }
+
+    @Override
+    public void paint(Graphics g) {
+        offScreenImage = this.createImage(768, 1000);
+        Graphics gImage = offScreenImage.getGraphics();
+
+        bg.paintSelf(gImage);
+        if (state == 1) {
+            // 绘制金块、石块
+            for (Object obj : objectList) {
+                obj.paintSelf(gImage);
+            }
+            // 绘制红线
+            line.paintSelf(gImage);
+        }
+        g.drawImage(offScreenImage, 0, 0, null);
+    }
+
+    public static void main(String[] args) {
+        GameWin game = new GameWin();
+        game.launch();
+    }
+}
+

JAVA——wh/company/Gold.java

@@ -1,3 +1,39 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:87161c10907b58a0db338cf38e46cc5906aeec3e0a17dc0e3980d81993d96a02
-size 966
+package com.company;
+
+import java.awt.*;
+
+public class Gold extends Object {
+
+    Gold() {
+        this.x = (int) (Math.random() * 700);
+        this.y = (int) (Math.random() * 550 + 300);
+        this.width = 52;
+        this.height = 52;
+        this.flag = false;
+        this.m = 30;
+        this.count = 250;
+        this.type = 1;
+        this.img = Toolkit.getDefaultToolkit().getImage("imgs/gold1.gif");
+    }
+}
+
+class GoldMini extends Gold {
+    GoldMini() {
+        this.width = 36;
+        this.height = 36;
+        this.m = 30;
+        this.count = 150;
+        this.img = Toolkit.getDefaultToolkit().getImage("imgs/gold0.gif");
+    }
+}
+
+class GoldPlus extends Gold {
+    GoldPlus() {
+        this.x = (int) (Math.random() * 650);
+        this.width = 105;
+        this.height = 105;
+        this.m = 100;
+        this.count = 500;
+        this.img = Toolkit.getDefaultToolkit().getImage("imgs/gold2.gif");
+    }
+}

JAVA——wh/company/Line.java

@@ -1,3 +1,131 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:99108bc710ca9dc2223130bd9d776d16c2607be6b0852efdb56c4a5e2495c9cd
-size 3954
+package com.company;
+
+import java.awt.*;
+
+public class Line {
+    // 起点坐标
+    int x = 380;
+    int y = 180;
+    // 终点坐标
+    int endx = 500;
+    int endy = 500;
+    // 线段长度
+    double length = 100;
+    double MIN_length = 100;
+    double MAX_length = 750;
+    double n = 0;
+    // 方向
+    int dir = 1;
+    // 状态: 0摇摆，1抓取，2回收，3抓取返回
+    int state=0;
+    // 钩爪
+    Image hook = Toolkit.getDefaultToolkit().getImage("imgs/hook.png");
+
+    GameWin frame;
+
+    Line(GameWin frame) {
+        this.frame = frame;
+    }
+
+    // 判断是否抓取成功
+    void logic() {
+        for (Object obj : this.frame.objectList) {
+            if (endx > obj.x && endx < obj.x + obj.width && endy > obj.y && endy < obj.y + obj.height) {
+                state = 3;
+                obj.flag = true;
+            }
+        }
+
+    }
+
+    // 绘制方法
+    void lines(Graphics g) {
+        endx = (int) (x + length * Math.cos(n * Math.PI));
+        endy = (int) (y + length * Math.sin(n * Math.PI));
+        g.setColor(Color.red);
+        g.drawLine(x - 1, y - 1, endx - 1, endy);
+        g.drawLine(x, y, endx, endy);
+        g.drawLine(x + 1, y + 1, endx + 1, endy);
+        g.drawImage(hook, endx - 36, endy - 2, null);
+    }
+
+    void paintSelf(Graphics g) {
+
+        logic();
+
+        switch (state) {
+            case 0:
+                if (n < 0.1) {
+                    dir = 1;
+                } else if (n > 0.9) {
+                    dir = -1;
+                }
+                n = n + 0.02 * dir;
+                lines(g);
+                break;
+            case 1:
+                if (length < MAX_length) {
+                    length = length + 50;
+                    lines(g);
+                } else {
+                    state = 2;
+                }
+                break;
+            case 2:
+                if (length > MIN_length) {
+                    length = length - 50;
+                    lines(g);
+                } else {
+                    state = 0;
+                }
+                break;
+            case 3:
+                int m = 1;
+                if (length > MIN_length) {
+                    length = length - 20;
+                    lines(g);
+                    for (Object obj : this.frame.objectList) {
+                        if (obj.flag) {
+                            m = obj.m;
+                            obj.x = endx - obj.getWidth() / 2;
+                            obj.y = endy;
+                            if (length <= MIN_length) {
+                                obj.x = -150;
+                                obj.y = -150;
+                                obj.flag = false;
+                                Bg.waterFlag = false;
+                                // 加分
+                                Bg.count += obj.count;
+                                state = 0;
+                            }
+                            if (Bg.waterFlag) {
+                                if (obj.type == 1) {
+                                    m = 1;
+                                }
+                                if (obj.type == 2) {
+                                    obj.x = -150;
+                                    obj.y = -150;
+                                    obj.flag = false;
+                                    Bg.waterFlag = false;
+                                    state = 2;
+                                }
+                            }
+                        }
+                    }
+                }
+                try {
+                    Thread.sleep(m);
+                } catch (InterruptedException e) {
+                    e.printStackTrace();
+                }
+                break;
+            default:
+        }
+    }
+
+    // 重置线
+    void reGame() {
+        n = 0;
+        length = 100;
+    }
+}

JAVA——wh/company/Object.java

@@ -1,3 +1,35 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:8f208978efa941746b763f083e965b7d3cae9a0e66f4829e87ddcb51b3cdd434
-size 614
+package com.company;
+
+import java.awt.*;
+
+public class Object {
+    // 坐标
+    int x;
+    int y;
+    // 宽高
+    int width;
+    int height;
+    // 图片
+    Image img;
+    // 标记 是否能移动
+    boolean flag = false;
+    // 质量
+    int m;
+    // 积分
+    int count;
+    // 类型 1 金块 2 石块 3
+    int type;
+
+    void paintSelf(Graphics g) {
+        g.drawImage(img, x, y, null);
+    }
+
+    public int getWidth() {
+        return width;
+    }
+
+    // 获取矩形
+    public Rectangle getRec() {
+        return new Rectangle(x, y, width, height);
+    }
+}

JAVA——wh/company/Rock.java

@@ -1,3 +1,17 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:d116b1dca55b6b44b977c146a267fbf3c7a6918874224d6fb8138684b124b80c
-size 436
+package com.company;
+
+import java.awt.*;
+
+public class Rock extends Object {
+    Rock() {
+        this.x = (int) (Math.random() * 700);
+        this.y = (int) (Math.random() * 550 + 300);
+        this.width = 71;
+        this.height = 71;
+        this.flag = false;
+        this.m = 100;
+        this.count = 15;
+        this.type = 2;
+        this.img = Toolkit.getDefaultToolkit().getImage("imgs/rock1.png");
+    }
+}

JAVA——wh/company/company.iml

@@ -1,3 +1,11 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:0ba83332ebc7844c595fcf1f1e475259dfd02e544c9d74540edaeada336b66af
-size 457
+<?xml version="1.0" encoding="UTF-8"?>
+<module type="JAVA_MODULE" version="4">
+  <component name="NewModuleRootManager" inherit-compiler-output="true">
+    <exclude-output />
+    <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$" isTestSource="false" packagePrefix="com.company" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>

JAVA——wh/company/out/production/company/com/company/.idea/.gitignore

@@ -1,3 +1,3 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:e2e37ed60c50d8e41c42aa9f3505642a5f1689e67fb6bc7fe8a06dab09a0fa96
-size 50
+# Default ignored files
+/shelf/
+/workspace.xml

JAVA——wh/company/out/production/company/com/company/.idea/misc.xml

@@ -1,3 +1,5 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:e3bc73cb1a0f83d5dfd0029bc1cb174b6205d0a617bcce0960aa09aa87e5e1ed
-size 195
+<project version="4">
+  <component name="ProjectRootManager" version="2" project-jdk-name="1.8" project-jdk-type="JavaSDK">
+    <output url="file://$PROJECT_DIR$/out" />
+  </component>
+</project>

JAVA——wh/company/out/production/company/com/company/.idea/modules.xml

@@ -1,3 +1,8 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:a9e72c9b62930240c0282cfe05c968af284758333f1ee50c5193c9c340e9470d
-size 261
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/company.iml" filepath="$PROJECT_DIR$/company.iml" />
+    </modules>
+  </component>
+</project>

JAVA——wh/company/out/production/company/com/company/.idea/workspace.xml

@@ -1,3 +1,55 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:f24beab9503f75a100dff469e29a1aef94c4dea474e1d9978c2684025424ddd0
-size 2289
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ChangeListManager">
+    <list default="true" id="bb8c7901-dd07-4a38-9c2e-0587ae86bb58" name="Changes" comment="" />
+    <option name="SHOW_DIALOG" value="false" />
+    <option name="HIGHLIGHT_CONFLICTS" value="true" />
+    <option name="HIGHLIGHT_NON_ACTIVE_CHANGELIST" value="false" />
+    <option name="LAST_RESOLUTION" value="IGNORE" />
+  </component>
+  <component name="ProjectColorInfo"><![CDATA[{
+  "associatedIndex": 8
+}]]></component>
+  <component name="ProjectId" id="2qn3M1q1fClvkulikwgMCV0yuRV" />
+  <component name="ProjectViewState">
+    <option name="hideEmptyMiddlePackages" value="true" />
+    <option name="showLibraryContents" value="true" />
+  </component>
+  <component name="PropertiesComponent"><![CDATA[{
+  "keyToString": {
+    "RunOnceActivity.OpenProjectViewOnStart": "true",
+    "RunOnceActivity.ShowReadmeOnStart": "true"
+  }
+}]]></component>
+  <component name="RunManager">
+    <configuration name="GameWin" type="Application" factoryName="Application" temporary="true" nameIsGenerated="true">
+      <option name="MAIN_CLASS_NAME" value="com.company.GameWin" />
+      <module name="company" />
+      <extension name="coverage">
+        <pattern>
+          <option name="PATTERN" value="com.company.*" />
+          <option name="ENABLED" value="true" />
+        </pattern>
+      </extension>
+      <method v="2">
+        <option name="Make" enabled="true" />
+      </method>
+    </configuration>
+    <recent_temporary>
+      <list>
+        <item itemvalue="Application.GameWin" />
+      </list>
+    </recent_temporary>
+  </component>
+  <component name="SpellCheckerSettings" RuntimeDictionaries="0" Folders="0" CustomDictionaries="0" DefaultDictionary="application-level" UseSingleDictionary="true" transferred="true" />
+  <component name="TaskManager">
+    <task active="true" id="Default" summary="Default task">
+      <changelist id="bb8c7901-dd07-4a38-9c2e-0587ae86bb58" name="Changes" comment="" />
+      <created>1735284461381</created>
+      <option name="number" value="Default" />
+      <option name="presentableId" value="Default" />
+      <updated>1735284461381</updated>
+    </task>
+    <servers />
+  </component>
+</project>

JAVA——wh/company/out/production/company/com/company/company.iml

@@ -1,3 +1,11 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:0ba83332ebc7844c595fcf1f1e475259dfd02e544c9d74540edaeada336b66af
-size 457
+<?xml version="1.0" encoding="UTF-8"?>
+<module type="JAVA_MODULE" version="4">
+  <component name="NewModuleRootManager" inherit-compiler-output="true">
+    <exclude-output />
+    <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$" isTestSource="false" packagePrefix="com.company" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>

Java——eclipse/.metadata/.plugins/org.eclipse.core.resources/.history/18/b01717cc4a2d001f1346b6d1d1b63337

@@ -1,3 +1,20 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:04175a0ed28418a22efab3ab42143f5577a0a2432b973641393296fd13589b0d
-size 388
+package com.sxt;
+
+public class Decimal {
+	public static void main(String[] args) {
+		int n = 20; 
+		double sum = 1.0;
+		double term; 
+		double factorial = 1; 
+		
+		for (int i = 1; i <= n; i++) {
+			factorial *= i; 
+			term = 1.0 / factorial;
+			sum += term;                     
+			if (term < 0.0001) {
+				break;
+			}
+		}
+		System.out.printf("%.4f", sum, args);
+	}
+}

Java——eclipse/.metadata/.plugins/org.eclipse.core.resources/.history/5a/d0c582df392d001f153ecf6b566d160a

@@ -1,3 +1,7 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:b20b4a21c238cf23dc6589a1494ef4eefc7ced10aff7e90da2cdbf36d1678d58
-size 116
+package com.sxt;
+
+public class text {
+	public static void main(String args[]) {
+	println("Hello Java");
+	}
+}

Java——eclipse/.metadata/.plugins/org.eclipse.core.resources/.history/72/70bf25fd392d001f153ecf6b566d160a

@@ -1,3 +1,7 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:e76d13c05c429ddd23fcf0e7428ddf1f2c193c5b059160d2ee0b301276754cbc
-size 116
+package com.sxt;
+
+public class text {
+	public static void main(String[] args) {
+	println("Hello Java");
+	}
+}