Playing cards: Difference between revisions

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@@ Line 347: / Line 347: @@
     public void Shuffle() {
+        // using Knuth Shuffle (see at http://rosettacode.org/wiki/Knuth_shuffle)
-        // HACK: Sort with a custom comparator. (A random number between -1 and 1.)
-        Random r = new Random();
+        Random random = new System.Random();
+        Card temp;
-        try {
+        int j;
-            this.deck.Sort(delegate { return r.Next(-1, 1); });
+        for (int i = 0; i < deck.Count; i++){
-        }
+            j = random.Next(deck.Count);
-        catch {
-            this.Shuffle();
+            temp = deck[i];
-        }
+            deck[i] = deck[j];
+            deck[j] = temp;
+        }
     }
     public Card Deal() {
-        this.Shuffle();
         Card r = this.deck[0];
         this.deck.RemoveAt(0);