1 files changed, 6 insertions, 4 deletions
diff --git a/DSALib/Auxiliary/Dice.cs b/DSALib/Auxiliary/Dice.cs
index b07d47f..0bfabeb 100644
--- a/DSALib/Auxiliary/Dice.cs
+++ b/DSALib/Auxiliary/Dice.cs
@@ -15,18 +15,20 @@ namespace DSALib.Auxiliary
         public static int Roll(string input)
         {
             var strings = input.ToLower().Split(new[] {'w', 'd'}, 2, StringSplitOptions.RemoveEmptyEntries).ToList();
-            var count = Convert.ToInt32(strings[0]);
-            var d = Convert.ToInt32(strings[0]);
+            
 
             if (strings.Count != 2)
-                throw new ArgumentException($"{input}: erfüllt nicht die Formatvogaben( Anzahl d Augenzahl)");
+                throw new ArgumentException($"{input}: does not satisfy the format requirements( dice count (d|w) die size)");
+
+            var count = Convert.ToInt32(strings[0]);
+            var d = Convert.ToInt32(strings[0]);
 
             return Roll(count, d);
         }
 
         public static int Roll(int count, int d)
         {
-            if (d <= 0) return 0;
+            if (d <= 0 || count <= 0) return 0;
 
             var sum = 0;
             for (var i = 0; i < Math.Abs(count); i++)