diff --git a/.devcontainer.json b/.devcontainer.json
new file mode 100644
index 0000000..bfbeb0d
--- /dev/null
+++ b/.devcontainer.json
@@ -0,0 +1,3 @@
+{
+    "image": "mcr.microsoft.com/devcontainers/java:21"
+}
\ No newline at end of file
diff --git a/.vscode/extensions.json b/.vscode/extensions.json
new file mode 100644
index 0000000..add4f4e
--- /dev/null
+++ b/.vscode/extensions.json
@@ -0,0 +1,5 @@
+{
+    "recommendations": [
+        "vscjava.vscode-java-pack"
+    ]
+}
\ No newline at end of file
diff --git a/Exercise.java b/Exercise.java
index 3c092f9..6cae9de 100644
--- a/Exercise.java
+++ b/Exercise.java
@@ -1,6 +1,39 @@
+import java.util.Scanner;
+
 public class Exercise {
 
   public static void main(String[] args) {
-    // implement exercise here
+    @SuppressWarnings("resource")
+    Scanner sc = new Scanner(System.in);
+
+    System.out.print("Gib bitte die erste Zeichenkette ein: ");
+    String input1 = sc.nextLine();
+
+    System.out.print("Gib bitte die zweite Zeichenkette ein: ");
+    String input2 = sc.nextLine();
+
+    boolean identical = true;
+
+    if (input1.length() != input2.length()) {
+      identical = false;
+    }
+
+    if (identical) {
+      for (int i = 0; i < input1.length(); i++) {
+        char char1 = input1.charAt(i);
+        char char2 = input2.charAt(i);
+        char1 = Character.toUpperCase(char1);
+        char2 = Character.toUpperCase(char2);
+        if (char1 != char2) {
+          identical = false;
+          break;
+        }
+      }
+    }
+
+    System.out.println(
+        identical
+            ? "Die beiden Zeichenketten sind identisch"
+            : "Die beiden Zeichenketten sind nicht identisch");
   }
 }