diff --git a/Program.cs b/Program.cs
index 3483da4..19bb67a 100644
--- a/Program.cs
+++ b/Program.cs
@@ -40,6 +40,7 @@ class Program {
                     break;
                 case 4:
                     Console.Clear();
+                    Codifica();
                     Pausa();
                     break;
                 case 5:
@@ -102,4 +103,15 @@ class Program {
         }
         Console.WriteLine();
     }
+
+    static void Codifica() {
+        string stringa = Input();
+        Console.Write("Inserire un numero: ");
+        int codice = Convert.ToInt32(Console.ReadLine());
+
+        for (int i = 0; i < stringa.Length; i++) {
+            Console.Write(Convert.ToChar(stringa[i] + codice));
+        }
+        Console.WriteLine();
+    }
 }
\ No newline at end of file