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extern/stdcxx/4.2.1/examples/manual/deque.cpp

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+/**************************************************************************
+ *
+ * deque.cpp - Example program for deque class.
+ *
+ * $Id: deque.cpp 550991 2007-06-26 23:58:07Z sebor $
+ *
+ ***************************************************************************
+ *
+ * Licensed to the Apache Software  Foundation (ASF) under one or more
+ * contributor  license agreements.  See  the NOTICE  file distributed
+ * with  this  work  for  additional information  regarding  copyright
+ * ownership.   The ASF  licenses this  file to  you under  the Apache
+ * License, Version  2.0 (the  "License"); you may  not use  this file
+ * except in  compliance with the License.   You may obtain  a copy of
+ * the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the  License is distributed on an  "AS IS" BASIS,
+ * WITHOUT  WARRANTIES OR CONDITIONS  OF ANY  KIND, either  express or
+ * implied.   See  the License  for  the  specific language  governing
+ * permissions and limitations under the License.
+ *
+ * Copyright 1994-2006 Rogue Wave Software.
+ * 
+ **************************************************************************/
+
+#include <deque>
+#include <iostream>
+#include <string>
+
+#include <examples.h>
+
+typedef std::deque<std::string, std::allocator<std::string> > Deque;
+
+Deque deck_of_cards;
+Deque current_hand;
+
+
+void initialize_cards (Deque &cards)
+{
+    cards.push_front ("ace of spades");
+    cards.push_front ("king of spades");
+    cards.push_front ("queen of spades");
+    cards.push_front ("jack of spades");
+    cards.push_front ("ten of spades");
+    //
+    // etc.
+    //
+}
+
+
+template <class It, class It2> 
+void print_current_hand (It start, It2 end) 
+{
+    while (start < end) 
+        std::cout << *start++ << std::endl;
+}
+
+
+template <class It, class It2>
+void deal_cards (It, It2 end)
+{
+    for (int i = 0; i < 5; i++) {
+        current_hand.insert (current_hand.begin (), *end);
+        deck_of_cards.erase (end++);
+    }
+}
+
+
+void play_poker ()
+{
+    initialize_cards (deck_of_cards);
+    deal_cards (current_hand.begin (), deck_of_cards.begin ()); 
+}
+
+
+int main () 
+{
+    play_poker ();
+
+    print_current_hand (current_hand.begin (), current_hand.end ());
+
+    return 0;
+}