diff --git a/.gitignore b/.gitignore
deleted file mode 100644
index f68d109..0000000
--- a/.gitignore
+++ /dev/null
@@ -1,29 +0,0 @@
-### IntelliJ IDEA ###
-out/
-!**/src/main/**/out/
-!**/src/test/**/out/
-
-### Eclipse ###
-.apt_generated
-.classpath
-.factorypath
-.project
-.settings
-.springBeans
-.sts4-cache
-bin/
-!**/src/main/**/bin/
-!**/src/test/**/bin/
-
-### NetBeans ###
-/nbproject/private/
-/nbbuild/
-/dist/
-/nbdist/
-/.nb-gradle/
-
-### VS Code ###
-.vscode/
-
-### Mac OS ###
-.DS_Store
\ No newline at end of file
diff --git a/.idea/.gitignore b/.idea/.gitignore
deleted file mode 100644
index 26d3352..0000000
--- a/.idea/.gitignore
+++ /dev/null
@@ -1,3 +0,0 @@
-# Default ignored files
-/shelf/
-/workspace.xml
diff --git a/.idea/misc.xml b/.idea/misc.xml
deleted file mode 100644
index 0548357..0000000
--- a/.idea/misc.xml
+++ /dev/null
@@ -1,6 +0,0 @@
-<?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>
\ No newline at end of file
diff --git a/.idea/modules.xml b/.idea/modules.xml
deleted file mode 100644
index 5d9ee31..0000000
--- a/.idea/modules.xml
+++ /dev/null
@@ -1,8 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="ProjectModuleManager">
-    <modules>
-      <module fileurl="file://$PROJECT_DIR$/demoForCaculator.iml" filepath="$PROJECT_DIR$/demoForCaculator.iml" />
-    </modules>
-  </component>
-</project>
\ No newline at end of file
diff --git a/.idea/vcs.xml b/.idea/vcs.xml
deleted file mode 100644
index 94a25f7..0000000
--- a/.idea/vcs.xml
+++ /dev/null
@@ -1,6 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="VcsDirectoryMappings">
-    <mapping directory="$PROJECT_DIR$" vcs="Git" />
-  </component>
-</project>
\ No newline at end of file
diff --git a/demoForCaculator.iml b/demoForCaculator.iml
deleted file mode 100644
index c90834f..0000000
--- a/demoForCaculator.iml
+++ /dev/null
@@ -1,11 +0,0 @@
-<?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>
\ No newline at end of file
diff --git a/src/Caculator.fxml b/src/Caculator.fxml
deleted file mode 100644
index ad7428e..0000000
--- a/src/Caculator.fxml
+++ /dev/null
@@ -1,17 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<?import javafx.scene.control.*?>
-<?import javafx.scene.layout.*?>
-
-<?import javafx.geometry.Insets?>
-<VBox alignment="CENTER" spacing="10.0" xmlns="http://javafx.com/javafx/8" xmlns:fx="http://javafx.com/fxml/1" fx:controller="CalculatorController">
-    <padding>
-        <Insets left="20.0" right="20.0" top="20.0"/>
-    </padding>
-    <HBox alignment="CENTER" spacing="10.0">
-        <TextField fx:id="number1Field" alignment="CENTER" promptText="Enter first number" />
-        <ChoiceBox fx:id="operatorChoiceBox" />
-        <TextField fx:id="number2Field" alignment="CENTER" promptText="Enter second number" />
-        <Button text="=" onAction="#handleCalculateAction" />
-    </HBox>
-    <Label fx:id="resultLabel" />
-</VBox>
\ No newline at end of file
diff --git a/src/Caculator.java b/src/Caculator.java
deleted file mode 100644
index 557f765..0000000
--- a/src/Caculator.java
+++ /dev/null
@@ -1,24 +0,0 @@
-import javafx.application.Application;
-import javafx.fxml.FXMLLoader;
-import javafx.scene.Scene;
-import javafx.scene.layout.VBox;
-import javafx.stage.Stage;
-
-import java.net.URL;
-
-public class Caculator extends Application {
-
-    @Override
-    public void start(Stage primaryStage) throws Exception {
-        URL url = getClass().getResource("Caculator.fxml");
-        VBox root = FXMLLoader.load(url);
-        Scene scene = new Scene(root);
-        primaryStage.setScene(scene);
-        primaryStage.setTitle("模拟计算器");
-        primaryStage.show();
-    }
-
-    public static void main(String[] args) {
-        launch(args);
-    }
-}
diff --git a/src/CalculatorController.java b/src/CalculatorController.java
deleted file mode 100644
index 4d8abe8..0000000
--- a/src/CalculatorController.java
+++ /dev/null
@@ -1,65 +0,0 @@
-import javafx.fxml.FXML;
-import javafx.scene.control.*;
-import javafx.scene.layout.HBox;
-
-public class CalculatorController {
-
-    @FXML
-    private TextField number1Field;
-
-    @FXML
-    private ChoiceBox<String> operatorChoiceBox;
-
-    @FXML
-    private TextField number2Field;
-
-    @FXML
-    private Label resultLabel;
-
-    @FXML
-    public void initialize() {
-        // 初始化运算符下拉菜单
-        operatorChoiceBox.getItems().addAll("+", "-", "*", "/", "%");
-    }
-
-    @FXML
-    protected void handleCalculateAction() {
-        try {
-            double number1 = Double.parseDouble(number1Field.getText());
-            double number2 = Double.parseDouble(number2Field.getText());
-            String operator = operatorChoiceBox.getValue();
-
-            double result = 0;
-            switch (operator) {
-                case "+":
-                    result = number1 + number2;
-                    break;
-                case "-":
-                    result = number1 - number2;
-                    break;
-                case "*":
-                    result = number1 * number2;
-                    break;
-                case "/":
-                    if (number2 != 0) {
-                        result = number1 / number2;
-                    } else {
-                        throw new ArithmeticException("Division by zero");
-                    }
-                    break;
-                case "%":
-                    if (number2 != 0) {
-                        result = number1 % number2;
-                    } else {
-                        throw new ArithmeticException("Division by zero");
-                    }
-                    break;
-                default:
-                    throw new IllegalArgumentException("Invalid operator");
-            }
-            resultLabel.setText(String.valueOf(result));
-        } catch (Exception e) {
-            resultLabel.setText("Error: " + e.getMessage());
-        }
-    }
-}
\ No newline at end of file