.idea/.gitignore

@@ -0,0 +1,8 @@
+# 默认忽略的文件
+/shelf/
+/workspace.xml
+# 基于编辑器的 HTTP 客户端请求
+/httpRequests/
+# Datasource local storage ignored files
+/dataSources/
+/dataSources.local.xml

.idea/misc.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_1_8" default="true" project-jdk-name="1.8" project-jdk-type="JavaSDK">
+    <output url="file://$PROJECT_DIR$/out" />
+  </component>
+</project>

.idea/modules.xml

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/Git-test.iml" filepath="$PROJECT_DIR$/Git-test.iml" />
+    </modules>
+  </component>
+</project>

.idea/vcs.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="$PROJECT_DIR$" vcs="Git" />
+  </component>
+</project>

Git-test.iml

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+<?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://$MODULE_DIR$/src" isTestSource="false" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>

Main.java

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+public class Main {
+    public static void main(String[] args) {
+        System.out.println("Hello world!");
+    }
+}

README.md

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-# work2
-

Transform4381.java

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+import java.util.Scanner;
+
+public class Transform4381 {
+
+//此代码不实现界面
+
+    public static void main(String[] args) {
+        Scanner scanner = new Scanner(System.in);
+
+        System.out.print("请输入输入数字: ");
+        String input = scanner.nextLine();
+
+        System.out.print("请输入从进制 (2, 8, 10, 16): ");
+        int fromBase = scanner.nextInt();
+
+        System.out.print("请输入到进制 (2, 8, 10, 16): ");
+        int toBase = scanner.nextInt();
+
+        try {
+            int number = Integer.parseInt(input, fromBase);
+            String result = Integer.toString(number, toBase);
+            System.out.println("转换结果: " + result);
+        } catch (NumberFormatException e) {
+            System.out.println("输入的数字在指定的进制中无效。");
+        }
+    }
+}

src/Main.java

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+//TIP 要<b>运行</b>代码，请按 <shortcut actionId="Run"/> 或
+// 点击装订区域中的 <icon src="AllIcons.Actions.Execute"/> 图标。
+public class Main {
+    public static void main(String[] args) {
+        //TIP 当文本光标位于高亮显示的文本处时按 <shortcut actionId="ShowIntentionActions"/>
+        // 查看 IntelliJ IDEA 建议如何修正。
+        System.out.printf("Hello and welcome!");
+
+        for (int i = 1; i <= 5; i++) {
+            //TIP 按 <shortcut actionId="Debug"/> 开始调试代码。我们已经设置了一个 <icon src="AllIcons.Debugger.Db_set_breakpoint"/> 断点
+            // 但您始终可以通过按 <shortcut actionId="ToggleLineBreakpoint"/> 添加更多断点。
+            System.out.println("i = " + i);
+        }
+    }
+}

src/Transform2158.java

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+import javax.swing.*;
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+import java.util.Scanner;
+
+public class Transform2158{
+
+    public static String convertBase(String input, int fromBase, int toBase) {
+        try {
+            int number = Integer.parseInt(input, fromBase);
+            return Integer.toString(number, toBase);
+        } catch (NumberFormatException e) {
+            return null;
+        }
+    }
+
+    public static boolean isValidBase(int base) {
+        return base == 2 || base == 8 || base == 10 || base == 16;
+    }
+
+    public static void main(String[] args) {
+        if (args.length > 0 && args[0].equals("cli")) {
+            runCLI();
+        } else {
+            SwingUtilities.invokeLater(() -> new Transform2158().createAndShowGUI());
+        }
+    }
+
+    private static void runCLI() {
+        Scanner scanner = new Scanner(System.in);
+        System.out.print("请输入输入数字: ");
+        String input = scanner.nextLine();
+
+        System.out.print("请输入从进制 (2, 8, 10, 16): ");
+        int fromBase = scanner.nextInt();
+
+        System.out.print("请输入到进制 (2, 8, 10, 16): ");
+        int toBase = scanner.nextInt();
+
+        if (isValidBase(fromBase) && isValidBase(toBase)) {
+            String result = convertBase(input, fromBase, toBase);
+            if (result != null) {
+                System.out.println("转换结果: " + result);
+            } else {
+                System.out.println("输入的数字在指定的进制中无效。");
+            }
+        } else {
+            System.out.println("无效的进制，请输入 (2, 8, 10, 16)。");
+        }
+
+        scanner.close();
+    }
+
+    private void createAndShowGUI() {
+        JFrame frame = new JFrame("进制转换器");
+        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
+        frame.setSize(300, 200);
+        frame.setLayout(null);
+
+        JButton button = new JButton("开始转换");
+        button.setBounds(80, 70, 140, 30);
+        button.addActionListener(new ConvertAction());
+        frame.add(button);
+
+        frame.setVisible(true);
+    }
+
+    private static class ConvertAction implements ActionListener {
+        @Override
+        public void actionPerformed(ActionEvent e) {
+            String input = JOptionPane.showInputDialog("请输入输入数字:");
+            if (input == null) return;
+
+            String fromBaseStr = JOptionPane.showInputDialog("请输入从进制 (2, 8, 10, 16):");
+            if (fromBaseStr == null) return;
+
+            String toBaseStr = JOptionPane.showInputDialog("请输入到进制 (2, 8, 10, 16):");
+            if (toBaseStr == null) return;
+
+            try {
+                int fromBase = Integer.parseInt(fromBaseStr);
+                int toBase = Integer.parseInt(toBaseStr);
+
+                if (isValidBase(fromBase) && isValidBase(toBase)) {
+                    String result = convertBase(input, fromBase, toBase);
+                    if (result != null) {
+                        JOptionPane.showMessageDialog(null, "转换结果: " + result);
+                    } else {
+                        JOptionPane.showMessageDialog(null, "输入的数字在指定的进制中无效。");
+                    }
+                } else {
+                    JOptionPane.showMessageDialog(null, "无效的进制，请输入 (2, 8, 10, 16)。");
+                }
+            } catch (NumberFormatException ex) {
+                JOptionPane.showMessageDialog(null, "输入的数字在指定的进制中无效。");
+            }
+        }
+    }
+}