diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index 9ee5c40..a47eb52 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -11,6 +11,16 @@
         android:roundIcon="@mipmap/ic_launcher_round"
         android:supportsRtl="true"
         android:theme="@style/Theme.Default"
-        tools:targetApi="31" />
+        tools:targetApi="31" >
+        <activity
+            android:name=".MainActivity"
+            android:exported="true">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+    </application>
 
 </manifest>
\ No newline at end of file
diff --git a/app/src/main/java/ru/myitschool/work/MainActivity.java b/app/src/main/java/ru/myitschool/work/MainActivity.java
new file mode 100644
index 0000000..20cefe9
--- /dev/null
+++ b/app/src/main/java/ru/myitschool/work/MainActivity.java
@@ -0,0 +1,30 @@
+package ru.myitschool.work;
+
+import android.os.Bundle;
+
+import androidx.annotation.Nullable;
+import androidx.appcompat.app.AppCompatActivity;
+
+import ru.myitschool.work.databinding.ActivityMainBinding;
+
+
+public class MainActivity extends AppCompatActivity {
+
+    private ActivityMainBinding binding;
+
+    private int lower = 0;
+    private int upper = 1;
+
+    @Override
+    protected void onCreate(@Nullable Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        binding = ActivityMainBinding.inflate(getLayoutInflater());
+        setContentView(binding.getRoot());
+
+        if (getIntent().getExtras() != null) {
+            lower = getIntent().getExtras().getInt("lower", 0);
+            upper = getIntent().getExtras().getInt("upper", 1);
+        }
+
+    }
+}
diff --git a/app/src/main/java/ru/myitschool/work/MetricsData.java b/app/src/main/java/ru/myitschool/work/MetricsData.java
new file mode 100644
index 0000000..63d4478
--- /dev/null
+++ b/app/src/main/java/ru/myitschool/work/MetricsData.java
@@ -0,0 +1,4 @@
+package ru.myitschool.work;
+
+public class MetricsData {
+}
diff --git a/app/src/main/res/layout/activity_main.xml b/app/src/main/res/layout/activity_main.xml
new file mode 100644
index 0000000..dacc95f
--- /dev/null
+++ b/app/src/main/res/layout/activity_main.xml
@@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.coordinatorlayout.widget.CoordinatorLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    tools:context=".MainActivity">
+
+
+    <include
+        android:id="@+id/container"
+        layout="@layout/content_main"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent" />
+
+</androidx.coordinatorlayout.widget.CoordinatorLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/content_main.xml b/app/src/main/res/layout/content_main.xml
new file mode 100644
index 0000000..84796cc
--- /dev/null
+++ b/app/src/main/res/layout/content_main.xml
@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:id="@+id/outer_layout"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:orientation="vertical"
+    tools:context=".MainActivity">
+
+</LinearLayout>
\ No newline at end of file