diff --git a/app/build.gradle b/app/build.gradle
index 3c3711b..a3df66f 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -5,12 +5,12 @@ plugins {
 }
 
 android {
-    compileSdk 32
+    compileSdk 34
 
     defaultConfig {
         applicationId "otus.gpb.homework.activities"
         minSdk 23
-        targetSdk 32
+        targetSdk 34
         versionCode 1
         versionName "1.0"
 
@@ -30,6 +30,10 @@ android {
     kotlinOptions {
         jvmTarget = '1.8'
     }
+    namespace 'otus.gpb.homework.activities'
+    buildFeatures {
+        viewBinding true
+    }
 }
 
 detekt {
@@ -49,7 +53,9 @@ tasks.named("detekt").configure {
 }
 
 dependencies {
-    implementation 'androidx.core:core-ktx:1.8.0'
-    implementation 'androidx.appcompat:appcompat:1.5.0'
-    implementation 'com.google.android.material:material:1.6.1'
+    implementation 'androidx.core:core-ktx:1.13.1'
+    implementation 'androidx.appcompat:appcompat:1.6.1'
+    implementation 'com.google.android.material:material:1.12.0'
+    implementation 'androidx.activity:activity:1.8.0'
+    implementation 'androidx.constraintlayout:constraintlayout:2.1.4'
 }
\ No newline at end of file
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index f318e6c..7defa71 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -1,7 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:tools="http://schemas.android.com/tools"
-    package="otus.gpb.homework.activities">
+    xmlns:tools="http://schemas.android.com/tools">
 
     <application
         android:allowBackup="true"
@@ -12,6 +11,27 @@
         android:roundIcon="@mipmap/ic_launcher_round"
         android:supportsRtl="true"
         android:theme="@style/Theme.Activities"
-        tools:targetApi="31" />
+        tools:targetApi="31">
+        <activity
+            android:name=".Activity_D"
+            android:exported="false" />
+        <activity
+            android:name=".Activity_C"
+            android:exported="false" />
+
+        <activity
+            android:name=".Activity_B"
+            android:exported="false" />
+        <activity
+            android:name=".Activity_A"
+            android:exported="true"
+            android:launchMode="singleTask">
+            <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/otus/gpb/homework/activities/Activity_A.kt b/app/src/main/java/otus/gpb/homework/activities/Activity_A.kt
new file mode 100644
index 0000000..ab4a712
--- /dev/null
+++ b/app/src/main/java/otus/gpb/homework/activities/Activity_A.kt
@@ -0,0 +1,45 @@
+package otus.gpb.homework.activities
+
+import android.annotation.SuppressLint
+import android.content.Intent
+import android.os.Bundle
+import android.util.Log
+import android.view.View
+import android.widget.Button
+import androidx.appcompat.app.AppCompatActivity
+
+
+class Activity_A : AppCompatActivity() {
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        setContentView(R.layout.activity_a)
+        val button = findViewById<Button>(R.id.buttonA_to_B)
+        Log.d("Debug", "onCreateA")
+        }
+
+    fun onClickListener(view: View){ // создаем функцию и указываем переменную view типа View (!)
+        if (view is Button) {
+            // Создаем Intent для открытия другого Activity
+            val intent = Intent(this, Activity_B::class.java)
+            // Задание 2.1: Создаем FLAG_ACTIVITY_NEW_TASK для singleTop и добавляем флаг FLAG_ACTIVITY_MULTIPLE_TASK для открытия в новом таске
+            intent.flags = Intent.FLAG_ACTIVITY_NEW_TASK or Intent.FLAG_ACTIVITY_MULTIPLE_TASK
+            // Начинаем новое Activity
+            startActivity(intent)
+        }
+
+    }
+//    override fun onNewIntent(intent: Intent?) {
+//        super.onNewIntent(intent)
+//    }
+//    override fun onRestart() {
+//        super.onRestart()
+//        Log.d("Debug", "onRestart")
+//        val intent = Intent(this, Activity_A::class.java)
+//        intent.flags = Intent.FLAG_ACTIVITY_SINGLE_TOP
+//        startActivity(intent)
+//        Log.d("Debug", "onNewIntent")
+//    }
+
+
+
+}
\ No newline at end of file
diff --git a/app/src/main/java/otus/gpb/homework/activities/Activity_B.kt b/app/src/main/java/otus/gpb/homework/activities/Activity_B.kt
new file mode 100644
index 0000000..35530e2
--- /dev/null
+++ b/app/src/main/java/otus/gpb/homework/activities/Activity_B.kt
@@ -0,0 +1,32 @@
+package otus.gpb.homework.activities
+
+import android.content.Intent
+import android.os.Bundle
+import android.util.Log
+import android.view.View
+import android.widget.Button
+import androidx.appcompat.app.AppCompatActivity
+
+
+class Activity_B : AppCompatActivity() {
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        setContentView(R.layout.activity_b)
+        val button = findViewById<Button>(R.id.buttonB_to_C)
+        Log.d("Debug", "onCreateB")
+    }
+
+    override fun onDestroy() {
+        super.onDestroy()
+        Log.d("Debug", "onDestroyB")
+    }
+    fun onClickListener(view: View){ // создаем функцию и указываем переменную view типа View (!)
+        if (view is Button) {
+            Log.d("Debug", "openB")
+            // // Задание 2.2: Создаем Intent для открытия другого Activity
+            val intent = Intent(this, Activity_C::class.java)
+            // Начинаем новое Activity
+            startActivity(intent)
+        }
+    }
+}
\ No newline at end of file
diff --git a/app/src/main/java/otus/gpb/homework/activities/Activity_C.kt b/app/src/main/java/otus/gpb/homework/activities/Activity_C.kt
new file mode 100644
index 0000000..d4fd3d2
--- /dev/null
+++ b/app/src/main/java/otus/gpb/homework/activities/Activity_C.kt
@@ -0,0 +1,59 @@
+package otus.gpb.homework.activities
+
+import android.content.Intent
+import android.os.Bundle
+import android.util.Log
+import android.view.View
+import android.widget.Button
+import androidx.appcompat.app.AppCompatActivity
+
+
+class Activity_C : AppCompatActivity() {
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        setContentView(R.layout.activity_c)
+        val button = findViewById<Button>(R.id.buttonC_to_A)
+        Log.d("Debug", "onCreateC")
+    }
+
+    override fun onResume() {
+        super.onResume()
+        Log.d("Debug", "onResumeC")
+    }
+    override fun onDestroy() {
+        super.onDestroy()
+        Log.d("Debug", "onDestroyC")
+    }
+    fun onClickListenerOpenAfromC(view: View) { // создаем функцию и указываем переменную view типа View (!)
+        if (view is Button) {
+            // Создаем Intent для открытия другого Activity
+            val intent = Intent(this, Activity_A::class.java)
+            // Начинаем новое Activity
+            startActivity(intent)
+        }
+    }
+
+    fun onClickListenerOpenDfromC(view: View){
+        val intent = Intent(this, Activity_D::class.java)
+        // Задание 2.4: Создаю новый активти и чищу весь стек. Вроде как сделано задание. Нажимаю назад и закрывается текущий таск, НО потом открываю трей и вижу, что оно есть))))
+        intent.flags = Intent.FLAG_ACTIVITY_NEW_TASK or  Intent.FLAG_ACTIVITY_CLEAR_TASK
+        startActivity(intent)
+    }
+
+    fun onClickListenerCloseCAndGoBack(view: View){
+        val intent = Intent(this, Activity_B::class.java)
+        // Задание 2.5: Финиширую активити С
+        finish()
+        //intent.flags = Intent.FLAG_ACTIVITY_CLEAR_TOP
+        //startActivity(intent)
+    }
+
+    fun onClickListenerCloseStackAndGoA(view: View){
+        val intent = Intent(this, Activity_A::class.java)
+        // Задание 2.5: Финиширую через функцию finishAffinity(), но опять-таки вижу в трее что висит активити С
+        finishAffinity()
+        //intent.flags = Intent.FLAG_ACTIVITY_NEW_TASK or Intent.FLAG_ACTIVITY_CLEAR_TASK
+        //startActivity(intent)
+    }
+
+}
\ No newline at end of file
diff --git a/app/src/main/java/otus/gpb/homework/activities/Activity_D.kt b/app/src/main/java/otus/gpb/homework/activities/Activity_D.kt
new file mode 100644
index 0000000..af9407b
--- /dev/null
+++ b/app/src/main/java/otus/gpb/homework/activities/Activity_D.kt
@@ -0,0 +1,20 @@
+package otus.gpb.homework.activities
+
+import android.content.Intent
+import android.os.Bundle
+import android.view.View
+import android.widget.Button
+import androidx.appcompat.app.AppCompatActivity
+
+
+class Activity_D : AppCompatActivity() {
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        setContentView(R.layout.activity_d)
+
+
+    }
+    fun onClickListener(view: View){ // создаем функцию и указываем переменную view типа View (!)
+
+    }
+}
\ No newline at end of file
diff --git a/app/src/main/res/layout/activity_a.xml b/app/src/main/res/layout/activity_a.xml
new file mode 100644
index 0000000..e208951
--- /dev/null
+++ b/app/src/main/res/layout/activity_a.xml
@@ -0,0 +1,22 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.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:id="@+id/layoutActivityA"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:background="#f44336"
+    android:onClick="onClickListener"
+    tools:context=".Activity_A">
+
+    <Button
+        android:id="@+id/buttonA_to_B"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:onClick="onClickListener"
+        android:text="Open ActivityB"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+</androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/activity_b.xml b/app/src/main/res/layout/activity_b.xml
new file mode 100644
index 0000000..81412c9
--- /dev/null
+++ b/app/src/main/res/layout/activity_b.xml
@@ -0,0 +1,22 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.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:id="@+id/layoutActivityB"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:background="#4caf50"
+    android:onClick="onClickListener"
+    tools:context=".Activity_B">
+
+    <Button
+        android:id="@+id/buttonB_to_C"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:onClick="onClickListener"
+        android:text="Open ActivityC"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+</androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/activity_c.xml b/app/src/main/res/layout/activity_c.xml
new file mode 100644
index 0000000..de32f37
--- /dev/null
+++ b/app/src/main/res/layout/activity_c.xml
@@ -0,0 +1,62 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.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:id="@+id/layoutActivityB"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:background="#2196f3"
+    tools:context=".Activity_C">
+
+    <Button
+        android:id="@+id/buttonC_to_A"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="184dp"
+        android:onClick="onClickListenerOpenAfromC"
+        android:text="Open ActivityA"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintHorizontal_bias="0.498"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        tools:ignore="MissingConstraints" />
+
+    <Button
+        android:id="@+id/buttonC_to_D"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="292dp"
+        android:onClick="onClickListenerOpenDfromC"
+        android:text="Open ActivityD"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintHorizontal_bias="0.498"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        tools:ignore="MissingConstraints" />
+
+    <Button
+        android:id="@+id/buttonC_close_C"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="388dp"
+        android:onClick="onClickListenerCloseCAndGoBack"
+        android:text="Close ActivityC"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintHorizontal_bias="0.483"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        tools:ignore="MissingConstraints" />
+
+    <Button
+        android:id="@+id/buttonC_close_stack"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="492dp"
+        android:onClick="onClickListenerCloseStackAndGoA"
+        android:text="Close Stack"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintHorizontal_bias="0.498"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        tools:ignore="MissingConstraints" />
+</androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/activity_d.xml b/app/src/main/res/layout/activity_d.xml
new file mode 100644
index 0000000..b9c7415
--- /dev/null
+++ b/app/src/main/res/layout/activity_d.xml
@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.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:id="@+id/layoutActivityB"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:background="#ffeb3b"
+    tools:context=".Activity_D">
+
+</androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 08ea3c6..000adfd 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -1,3 +1,3 @@
 <resources>
-    <string name="app_name">Activities</string>
+    <string name="app_name">Roman_Activities</string>
 </resources>
\ No newline at end of file
diff --git a/build.gradle b/build.gradle
index 07c0e9a..8ec48d7 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,8 +1,8 @@
 // Top-level build file where you can add configuration options common to all sub-projects/modules.
 plugins {
-    id 'com.android.application' version '7.2.0' apply false
-    id 'com.android.library' version '7.2.0' apply false
-    id 'org.jetbrains.kotlin.android' version '1.6.21' apply false
+    id 'com.android.application' version '8.4.0' apply false
+    id 'com.android.library' version '8.4.0' apply false
+    id 'org.jetbrains.kotlin.android' version '1.9.23' apply false
     id "io.gitlab.arturbosch.detekt" version "1.21.0"
 }
 
diff --git a/gradle.properties b/gradle.properties
index cd0519b..e4ea60e 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -20,4 +20,8 @@ kotlin.code.style=official
 # Enables namespacing of each library's R class so that its R class includes only the
 # resources declared in the library itself and none from the library's dependencies,
 # thereby reducing the size of the R class for that library
-android.nonTransitiveRClass=true
\ No newline at end of file
+android.nonTransitiveRClass=true
+android.defaults.buildfeatures.buildconfig=true
+android.nonFinalResIds=false
+android.defaults.buildfeatures.buildconfig=true
+android.nonFinalResIds=false
\ No newline at end of file
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index a577dba..fb9e5b8 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
 #Sat Aug 27 13:57:30 MSK 2022
 distributionBase=GRADLE_USER_HOME
-distributionUrl=https\://services.gradle.org/distributions/gradle-7.3.3-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.6-bin.zip
 distributionPath=wrapper/dists
 zipStorePath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME