Work on adding example for basic datastructs

plates/cpp-datastruct/apps/driver.cpp

@@ -0,0 +1,42 @@
+#include <lib-datastruct.h>
+#include <iostream>
+
+enum OPS {
+  EXIT, LISTS, STACKS, QUEUES
+};
+
+int main ()
+{
+  // std::cout << "Running driver program version " << DS_VERSION;
+
+  bool exit = false;
+  LinkedList<int> t;
+  int choice;
+  while (!exit) {
+    std::cout << "Enter a choice below...\n\t0. Exit"
+      << "\n\t1. LISTS\n\t2. STACKS\n\t3. QUEUES\n";
+    std::cin >> choice;
+    std::cin.clear();
+
+    switch (choice) {
+    case EXIT: // 0
+      exit = true;
+      break;
+    
+    case LISTS: // 1
+      break;
+    
+    case STACKS: // 2
+      break;
+    
+    case QUEUES: // 3
+      break;
+
+    default:
+      std::cout << "Invalid option selected\n";
+      break;
+    }
+  }
+
+  return 0;
+}