diff --git a/Program.cs b/Program.cs
index 16b5517..9180941 100644
--- a/Program.cs
+++ b/Program.cs
@@ -5,8 +5,9 @@ class Program
     static void Main(string[] args)
     {
         //dichiarazione e inizializzazione variabili
-        ulong num, i, j, media, somma;
-        j=1;
+        ulong num, i, j;
+        double numMedia, media, somma;
+        j=0;
         somma=0;
         //input e input sanitization
         do{
@@ -23,13 +24,21 @@ class Program
         }
         Console.WriteLine("Inserire una serie di numeri per calcolarne la media");
         do{
-            Console.Write("Inserire un numero: ");
+            do{
+                Console.Write("Inserire un numero: ");
             num=Convert.ToUInt64(Console.ReadLine());
-            somma=num+somma;
-            media=somma/j;
+            if(num<=0){
+                Console.WriteLine("Il numero non può essere né negativo né zero");
+            }
+        }
+        while(num<=0);
+            
+            numMedia=Convert.ToDouble(Console.ReadLine());
+            somma=numMedia+somma;
             j++;
         }
-        while(num!=0);
+        while(numMedia!=0);
+        media=somma/(j-1);
         Console.WriteLine("La media è " +media);
     }
 }
diff --git a/bin/Debug/net8.0/average_countdown.dll b/bin/Debug/net8.0/average_countdown.dll
index 3d5968e..6149cb7 100644
Binary files a/bin/Debug/net8.0/average_countdown.dll and b/bin/Debug/net8.0/average_countdown.dll differ
diff --git a/bin/Debug/net8.0/average_countdown.pdb b/bin/Debug/net8.0/average_countdown.pdb
index 2b66032..0dc1b24 100644
Binary files a/bin/Debug/net8.0/average_countdown.pdb and b/bin/Debug/net8.0/average_countdown.pdb differ
diff --git a/obj/Debug/net8.0/average_countdown.AssemblyInfo.cs b/obj/Debug/net8.0/average_countdown.AssemblyInfo.cs
index a2e7b45..07eec91 100644
--- a/obj/Debug/net8.0/average_countdown.AssemblyInfo.cs
+++ b/obj/Debug/net8.0/average_countdown.AssemblyInfo.cs
@@ -13,7 +13,7 @@ using System.Reflection;
 [assembly: System.Reflection.AssemblyCompanyAttribute("average_countdown")]
 [assembly: System.Reflection.AssemblyConfigurationAttribute("Debug")]
 [assembly: System.Reflection.AssemblyFileVersionAttribute("1.0.0.0")]
-[assembly: System.Reflection.AssemblyInformationalVersionAttribute("1.0.0+44ba1d7a25be57c3f172e92cbbf647316a61d8ea")]
+[assembly: System.Reflection.AssemblyInformationalVersionAttribute("1.0.0+bdef1b6927ea19ea1f856d7ada7862cbfd6fae7e")]
 [assembly: System.Reflection.AssemblyProductAttribute("average_countdown")]
 [assembly: System.Reflection.AssemblyTitleAttribute("average_countdown")]
 [assembly: System.Reflection.AssemblyVersionAttribute("1.0.0.0")]
diff --git a/obj/Debug/net8.0/average_countdown.AssemblyInfoInputs.cache b/obj/Debug/net8.0/average_countdown.AssemblyInfoInputs.cache
index 694a193..19cf6a2 100644
--- a/obj/Debug/net8.0/average_countdown.AssemblyInfoInputs.cache
+++ b/obj/Debug/net8.0/average_countdown.AssemblyInfoInputs.cache
@@ -1 +1 @@
-0f1f48d471828a857a307e1f6289cc55aadb56e4416d02d6d1ea7a2c78e85530
+ffb55873cb54e31ad6d8416c96c264900619aa24f83bb707f170df85c3fb2027
diff --git a/obj/Debug/net8.0/average_countdown.dll b/obj/Debug/net8.0/average_countdown.dll
index 3d5968e..6149cb7 100644
Binary files a/obj/Debug/net8.0/average_countdown.dll and b/obj/Debug/net8.0/average_countdown.dll differ
diff --git a/obj/Debug/net8.0/average_countdown.pdb b/obj/Debug/net8.0/average_countdown.pdb
index 2b66032..0dc1b24 100644
Binary files a/obj/Debug/net8.0/average_countdown.pdb and b/obj/Debug/net8.0/average_countdown.pdb differ
diff --git a/obj/Debug/net8.0/ref/average_countdown.dll b/obj/Debug/net8.0/ref/average_countdown.dll
index 1e93065..3c88c9b 100644
Binary files a/obj/Debug/net8.0/ref/average_countdown.dll and b/obj/Debug/net8.0/ref/average_countdown.dll differ
diff --git a/obj/Debug/net8.0/refint/average_countdown.dll b/obj/Debug/net8.0/refint/average_countdown.dll
index 1e93065..3c88c9b 100644
Binary files a/obj/Debug/net8.0/refint/average_countdown.dll and b/obj/Debug/net8.0/refint/average_countdown.dll differ