Added finally

src/main/ui/Main.java

@@ -61,10 +61,15 @@ public class Main {
     public void delWatchStock(String target) {
         //XXX Concurrency not ready
         // Should add runnable to executor
+        boolean success = true;
         try {
             mainList.delStock(target);
+            success = true;
         } catch (StockNotExistsException e) {
             System.out.println("Stock: " + target + " doesn't exists");
+            success = false;
+        } finally {
+            System.out.println(success ? "Deleted: " + target : "Failed to delete: " + target);
         }
     }