Deque implementation using STL

Author: TonyStark-19

Queue/Deque.cpp

@@ -0,0 +1,22 @@
+#include <iostream>
+#include <deque>
+using namespace std;
+// deque implementation using STL
+
+int main()
+{
+    deque<int> dq;
+
+    dq.push_back(1);
+    dq.push_back(2);
+    dq.push_back(3);
+
+    dq.push_front(4);
+
+    cout << dq.front() << " " << dq.back() << endl;
+
+    dq.pop_back();
+    cout << dq.front() << " " << dq.back() << endl;
+
+    return 0;
+}