diff --git a/soft1614080902233/app/src/main/AndroidManifest.xml b/soft1614080902233/app/src/main/AndroidManifest.xml
deleted file mode 100644
index d3e15a5cf..000000000
--- a/soft1614080902233/app/src/main/AndroidManifest.xml
+++ /dev/null
@@ -1,25 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<manifest xmlns:android="http://schemas.android.com/apk/res/android"
-    package="edu.hzuapps.androidlabs.soft1614080902233">
-
-    <application
-        android:allowBackup="true"
-        android:icon="@mipmap/ic_launcher"
-        android:label="@string/app_name"
-        android:roundIcon="@mipmap/ic_launcher_round"
-        android:supportsRtl="true"
-        android:theme="@style/AppTheme">
-        <activity android:name=".Soft1614080902233Activity">
-            <intent-filter>
-                <action android:name="android.intent.action.MAIN" />
-
-                <category android:name="android.intent.category.LAUNCHER" />
-            </intent-filter>
-        </activity>
-        <activity
-            android:name=".SecordActivity"
-            android:label="@string/title_activity_secord"
-            android:theme="@style/AppTheme.NoActionBar" />
-    </application>
-
-</manifest>
\ No newline at end of file
diff --git a/soft1614080902233/app/src/main/java/edu/hzuapps/androidlabs/soft1614080902233/SecordActivity.java b/soft1614080902233/app/src/main/java/edu/hzuapps/androidlabs/soft1614080902233/SecordActivity.java
deleted file mode 100644
index fd43e9bcb..000000000
--- a/soft1614080902233/app/src/main/java/edu/hzuapps/androidlabs/soft1614080902233/SecordActivity.java
+++ /dev/null
@@ -1,19 +0,0 @@
-package edu.hzuapps.androidlabs.soft1614080902233;
-
-import android.os.Bundle;
-import android.support.design.widget.FloatingActionButton;
-import android.support.design.widget.Snackbar;
-import android.support.v7.app.AppCompatActivity;
-import android.support.v7.widget.Toolbar;
-import android.view.View;
-
-public class SecordActivity extends AppCompatActivity {
-
-    @Override
-    protected void onCreate(Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
-        setContentView(R.layout.activity_secord);
-
-    }
-}
-
diff --git a/soft1614080902233/app/src/main/java/edu/hzuapps/androidlabs/soft1614080902233/Soft1614080902233Activity.java b/soft1614080902233/app/src/main/java/edu/hzuapps/androidlabs/soft1614080902233/Soft1614080902233Activity.java
deleted file mode 100644
index 8faf18538..000000000
--- a/soft1614080902233/app/src/main/java/edu/hzuapps/androidlabs/soft1614080902233/Soft1614080902233Activity.java
+++ /dev/null
@@ -1,33 +0,0 @@
-package edu.hzuapps.androidlabs.soft1614080902233;
-
-import android.content.Intent;
-import android.support.v7.app.AppCompatActivity;
-import android.os.Bundle;
-import android.view.View;
-import android.widget.TextView;
-
-import org.w3c.dom.Text;
-
-public class Soft1614080902233Activity extends AppCompatActivity {
-
-    private TextView textView;
-
-    @Override
-    protected void onCreate(Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
-        setContentView(R.layout.activity_soft1614080902233);
-
-        textView=(TextView)findViewById(R.id.maomao);
-
-        textView.setOnClickListener(new View.OnClickListener() {
-            @Override
-            public void onClick(View v) {
-                Intent intent=new Intent(Soft1614080902233Activity.this,SecordActivity.class);
-                startActivity(intent);
-            }
-        });
-
-
-
-    }
-}
diff --git a/soft1614080902233/app/src/main/res/drawable/maomao.jpg b/soft1614080902233/app/src/main/res/drawable/maomao.jpg
deleted file mode 100644
index 1800c8331..000000000
Binary files a/soft1614080902233/app/src/main/res/drawable/maomao.jpg and /dev/null differ
diff --git a/soft1614080902233/app/src/main/res/layout/activity_secord.xml b/soft1614080902233/app/src/main/res/layout/activity_secord.xml
deleted file mode 100644
index 398cb7351..000000000
--- a/soft1614080902233/app/src/main/res/layout/activity_secord.xml
+++ /dev/null
@@ -1,33 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<android.support.design.widget.CoordinatorLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:app="http://schemas.android.com/apk/res-auto"
-    xmlns:tools="http://schemas.android.com/tools"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent"
-    tools:context=".SecordActivity">
-
-    <android.support.design.widget.AppBarLayout
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:theme="@style/AppTheme.AppBarOverlay">
-
-        <android.support.v7.widget.Toolbar
-            android:id="@+id/toolbar"
-            android:layout_width="match_parent"
-            android:layout_height="?attr/actionBarSize"
-            android:background="?attr/colorPrimary"
-            app:popupTheme="@style/AppTheme.PopupOverlay" />
-
-    </android.support.design.widget.AppBarLayout>
-
-    <include layout="@layout/content_secord" />
-
-    <android.support.design.widget.FloatingActionButton
-        android:id="@+id/fab"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:layout_gravity="bottom|end"
-        android:layout_margin="@dimen/fab_margin"
-        app:srcCompat="@android:drawable/ic_dialog_email" />
-
-</android.support.design.widget.CoordinatorLayout>
\ No newline at end of file
diff --git a/soft1614080902233/app/src/main/res/layout/activity_soft1614080902233.xml b/soft1614080902233/app/src/main/res/layout/activity_soft1614080902233.xml
deleted file mode 100644
index 2944728db..000000000
--- a/soft1614080902233/app/src/main/res/layout/activity_soft1614080902233.xml
+++ /dev/null
@@ -1,25 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<android.support.constraint.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:app="http://schemas.android.com/apk/res-auto"
-    xmlns:tools="http://schemas.android.com/tools"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent"
-    tools:context=".Soft1614080902233Activity">
-
-    <TextView
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:text="Hello World!"
-        app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintLeft_toLeftOf="parent"
-        app:layout_constraintRight_toRightOf="parent"
-        app:layout_constraintTop_toTopOf="parent" />
-
-    <TextView
-        android:id="@+id/maomao"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:drawableTop="@drawable/maomao"
-        android:text="hello_world" />
-
-</android.support.constraint.ConstraintLayout>
\ No newline at end of file
diff --git a/soft1614080902233/app/src/main/res/values/strings.xml b/soft1614080902233/app/src/main/res/values/strings.xml
deleted file mode 100644
index a672acecf..000000000
--- a/soft1614080902233/app/src/main/res/values/strings.xml
+++ /dev/null
@@ -1,4 +0,0 @@
-<resources>
-    <string name="app_name">soft1614080902233</string>
-    <string name="title_activity_secord">SecordActivity</string>
-</resources>