diff --git a/EasyNote/.idea/workspace.xml b/EasyNote/.idea/workspace.xml
new file mode 100644
index 0000000..a702024
--- /dev/null
+++ b/EasyNote/.idea/workspace.xml
@@ -0,0 +1,222 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="AndroidLayouts">
+    <shared>
+      <config />
+    </shared>
+    <layouts>
+      <layout url="file://$PROJECT_DIR$/app/src/main/res/layout/activity_edit.xml">
+        <config>
+          <theme>@style/AppTheme</theme>
+        </config>
+      </layout>
+      <layout url="file://$PROJECT_DIR$/app/src/main/res/layout/activity_login.xml">
+        <config>
+          <theme>@style/AppTheme</theme>
+        </config>
+      </layout>
+      <layout url="file://$PROJECT_DIR$/app/src/main/res/layout/activity_main.xml">
+        <config>
+          <theme>@style/AppTheme</theme>
+        </config>
+      </layout>
+      <layout url="file://$PROJECT_DIR$/app/src/main/res/layout/activity_note.xml">
+        <config>
+          <theme>@style/AppTheme</theme>
+        </config>
+      </layout>
+      <layout url="file://$PROJECT_DIR$/app/src/main/res/layout/activity_reg.xml">
+        <config>
+          <theme>@style/AppTheme</theme>
+        </config>
+      </layout>
+      <layout url="file://$PROJECT_DIR$/app/src/main/res/layout/app_bar_main.xml">
+        <config>
+          <theme>@style/AppTheme.NoActionBar</theme>
+        </config>
+      </layout>
+      <layout url="file://$PROJECT_DIR$/app/src/main/res/layout/content_main.xml">
+        <config>
+          <theme>@style/AppTheme.NoActionBar</theme>
+        </config>
+      </layout>
+      <layout url="file://$PROJECT_DIR$/app/src/main/res/layout/dialog_select_photo.xml">
+        <config>
+          <theme>@style/AppTheme</theme>
+        </config>
+      </layout>
+      <layout url="file://$PROJECT_DIR$/app/src/main/res/layout/list_item_note.xml">
+        <config>
+          <theme>@style/AppTheme</theme>
+        </config>
+      </layout>
+      <layout url="file://$PROJECT_DIR$/app/src/main/res/layout/nav_header_main.xml">
+        <config>
+          <theme>@style/AppTheme</theme>
+        </config>
+      </layout>
+      <layout url="file://$PROJECT_DIR$/app/src/main/res/layout/user_info_main.xml">
+        <config>
+          <theme>@style/AppTheme</theme>
+        </config>
+      </layout>
+      <layout url="file://$PROJECT_DIR$/app/src/main/res/menu/activity_main_drawer.xml">
+        <config>
+          <theme>@style/AppTheme</theme>
+        </config>
+      </layout>
+      <layout url="file://$PROJECT_DIR$/app/src/main/res/menu/main.xml">
+        <config>
+          <theme>@style/AppTheme</theme>
+        </config>
+      </layout>
+      <layout url="file://$PROJECT_DIR$/app/src/main/res/menu/menu_edit.xml">
+        <config>
+          <theme>@style/AppTheme</theme>
+        </config>
+      </layout>
+      <layout url="file://$PROJECT_DIR$/app/src/main/res/menu/menu_note.xml">
+        <config>
+          <theme>@style/AppTheme</theme>
+        </config>
+      </layout>
+      <layout url="file://$PROJECT_DIR$/app/src/main/res/xml/pref_data_sync.xml">
+        <config>
+          <theme>@style/AppTheme</theme>
+        </config>
+      </layout>
+      <layout url="file://$PROJECT_DIR$/app/src/main/res/xml/pref_general.xml">
+        <config>
+          <theme>@style/AppTheme</theme>
+        </config>
+      </layout>
+      <layout url="file://$PROJECT_DIR$/app/src/main/res/xml/pref_notification.xml">
+        <config>
+          <theme>@style/AppTheme</theme>
+        </config>
+      </layout>
+    </layouts>
+  </component>
+  <component name="AutoImportSettings">
+    <option name="autoReloadType" value="NONE" />
+  </component>
+  <component name="ChangeListManager">
+    <list default="true" id="83244ee7-2774-4c43-9672-33b265124da8" 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="ClangdSettings">
+    <option name="formatViaClangd" value="false" />
+  </component>
+  <component name="ExecutionTargetManager" SELECTED_TARGET="device_and_snapshot_combo_box_target[DeviceId(pluginId=LocalEmulator, isTemplate=false, identifier=path=C:\Users\Lenovo\.android\avd\Pixel_5_API_34.avd)]" />
+  <component name="ExternalProjectsData">
+    <projectState path="$PROJECT_DIR$">
+      <ProjectState />
+    </projectState>
+  </component>
+  <component name="ProjectColorInfo">{
+  &quot;associatedIndex&quot;: 7
+}</component>
+  <component name="ProjectId" id="2hwsDn3390zEuq6uL3BIvIwWgpy" />
+  <component name="ProjectViewState">
+    <option name="hideEmptyMiddlePackages" value="true" />
+    <option name="showLibraryContents" value="true" />
+  </component>
+  <component name="PropertiesComponent"><![CDATA[{
+  "keyToString": {
+    "Android App.app.executor": "Run",
+    "Gradle.Upgrade Gradle wrapper.executor": "Run",
+    "RunOnceActivity.OpenProjectViewOnStart": "true",
+    "RunOnceActivity.ShowReadmeOnStart": "true",
+    "RunOnceActivity.cidr.known.project.marker": "true",
+    "RunOnceActivity.readMode.enableVisualFormatting": "true",
+    "cf.first.check.clang-format": "false",
+    "cidr.known.project.marker": "true",
+    "kotlin-language-version-configured": "true",
+    "last_opened_file_path": "D:/AndroidStudioProjects/EasyNote - 副本",
+    "settings.editor.selected.configurable": "reference.settingsdialog.project.gradle"
+  }
+}]]></component>
+  <component name="RunManager">
+    <configuration name="app" type="AndroidRunConfigurationType" factoryName="Android App">
+      <module name="EasyNote.app.main" />
+      <option name="DEPLOY" value="true" />
+      <option name="DEPLOY_APK_FROM_BUNDLE" value="false" />
+      <option name="DEPLOY_AS_INSTANT" value="false" />
+      <option name="ARTIFACT_NAME" value="" />
+      <option name="PM_INSTALL_OPTIONS" value="" />
+      <option name="ALL_USERS" value="false" />
+      <option name="ALWAYS_INSTALL_WITH_PM" value="false" />
+      <option name="CLEAR_APP_STORAGE" value="false" />
+      <option name="DYNAMIC_FEATURES_DISABLED_LIST" value="" />
+      <option name="ACTIVITY_EXTRA_FLAGS" value="" />
+      <option name="MODE" value="default_activity" />
+      <option name="CLEAR_LOGCAT" value="false" />
+      <option name="SHOW_LOGCAT_AUTOMATICALLY" value="false" />
+      <option name="INSPECTION_WITHOUT_ACTIVITY_RESTART" value="false" />
+      <option name="TARGET_SELECTION_MODE" value="DEVICE_AND_SNAPSHOT_COMBO_BOX" />
+      <option name="SELECTED_CLOUD_MATRIX_CONFIGURATION_ID" value="-1" />
+      <option name="SELECTED_CLOUD_MATRIX_PROJECT_ID" value="" />
+      <option name="DEBUGGER_TYPE" value="Auto" />
+      <Auto>
+        <option name="USE_JAVA_AWARE_DEBUGGER" value="false" />
+        <option name="SHOW_STATIC_VARS" value="true" />
+        <option name="WORKING_DIR" value="" />
+        <option name="TARGET_LOGGING_CHANNELS" value="lldb process:gdb-remote packets" />
+        <option name="SHOW_OPTIMIZED_WARNING" value="true" />
+        <option name="ATTACH_ON_WAIT_FOR_DEBUGGER" value="false" />
+        <option name="DEBUG_SANDBOX_SDK" value="false" />
+      </Auto>
+      <Hybrid>
+        <option name="USE_JAVA_AWARE_DEBUGGER" value="false" />
+        <option name="SHOW_STATIC_VARS" value="true" />
+        <option name="WORKING_DIR" value="" />
+        <option name="TARGET_LOGGING_CHANNELS" value="lldb process:gdb-remote packets" />
+        <option name="SHOW_OPTIMIZED_WARNING" value="true" />
+        <option name="ATTACH_ON_WAIT_FOR_DEBUGGER" value="false" />
+        <option name="DEBUG_SANDBOX_SDK" value="false" />
+      </Hybrid>
+      <Java>
+        <option name="ATTACH_ON_WAIT_FOR_DEBUGGER" value="false" />
+        <option name="DEBUG_SANDBOX_SDK" value="false" />
+      </Java>
+      <Native>
+        <option name="USE_JAVA_AWARE_DEBUGGER" value="false" />
+        <option name="SHOW_STATIC_VARS" value="true" />
+        <option name="WORKING_DIR" value="" />
+        <option name="TARGET_LOGGING_CHANNELS" value="lldb process:gdb-remote packets" />
+        <option name="SHOW_OPTIMIZED_WARNING" value="true" />
+        <option name="ATTACH_ON_WAIT_FOR_DEBUGGER" value="false" />
+        <option name="DEBUG_SANDBOX_SDK" value="false" />
+      </Native>
+      <Profilers>
+        <option name="ADVANCED_PROFILING_ENABLED" value="false" />
+        <option name="STARTUP_PROFILING_ENABLED" value="false" />
+        <option name="STARTUP_CPU_PROFILING_ENABLED" value="false" />
+        <option name="STARTUP_CPU_PROFILING_CONFIGURATION_NAME" value="Java/Kotlin Method Sample (legacy)" />
+        <option name="STARTUP_NATIVE_MEMORY_PROFILING_ENABLED" value="false" />
+        <option name="NATIVE_MEMORY_SAMPLE_RATE_BYTES" value="2048" />
+      </Profilers>
+      <option name="DEEP_LINK" value="" />
+      <option name="ACTIVITY_CLASS" value="" />
+      <option name="SEARCH_ACTIVITY_IN_GLOBAL_SCOPE" value="false" />
+      <option name="SKIP_ACTIVITY_VALIDATION" value="false" />
+      <method v="2">
+        <option name="Android.Gradle.BeforeRunTask" enabled="true" />
+      </method>
+    </configuration>
+  </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="83244ee7-2774-4c43-9672-33b265124da8" name="Changes" comment="" />
+      <created>1718516358948</created>
+      <option name="number" value="Default" />
+      <option name="presentableId" value="Default" />
+      <updated>1718516358948</updated>
+    </task>
+    <servers />
+  </component>
+</project>
\ No newline at end of file
diff --git a/hello.txt b/hello.txt
deleted file mode 100644
index 4632e06..0000000
--- a/hello.txt
+++ /dev/null
@@ -1 +0,0 @@
-123456
\ No newline at end of file
diff --git a/test.txt b/test.txt
deleted file mode 100644
index 606d391..0000000
--- a/test.txt
+++ /dev/null
@@ -1 +0,0 @@
-分组作业
\ No newline at end of file
diff --git a/test1.txt b/test1.txt
deleted file mode 100644
index f29dee6..0000000
--- a/test1.txt
+++ /dev/null
@@ -1 +0,0 @@
-测试