diff --git a/DEV4.5/exo3_controle b/DEV4.5/exo3_controle
new file mode 100644
index 0000000..5033b4b
--- /dev/null
+++ b/DEV4.5/exo3_controle
@@ -0,0 +1,47 @@
+package com.example.partition;
+
+import android.os.Bundle;
+import android.view.View;
+import android.widget.Button;
+import android.widget.TextView;
+import androidx.appcompat.app.AppCompatActivity;
+
+public class ResponseActivity extends AppCompatActivity {
+    private TextView questionText;
+    private Button answerButton;
+    private String correctAnswer = "Bonne réponse!";
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_response);
+
+        questionText = findViewById(R.id.questionText);
+        answerButton = findViewById(R.id.answerButton);
+
+        answerButton.setOnClickListener(v -> questionText.setText(correctAnswer));
+    }
+}
+
+Fichier activity_response.xml
+
+<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:padding="30dp">
+
+    <TextView
+        android:id="@+id/questionText"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="Quelle est la capitale de la France ?"
+        android:textSize="18sp"/>
+
+    <Button
+        android:id="@+id/answerButton"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="Paris"
+        android:layout_below="@id/questionText"
+        android:layout_marginTop="20dp"/>
+</RelativeLayout>
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