with Ada.Text_IO;
with Ada.Text_IO.Unbounded_IO;
with Ada.Strings.Unbounded;      use Ada.Strings.Unbounded;
with Ada.Containers.Vectors;     use Ada.Containers;
 
procedure Quotes is
   package IO renames Ada.Text_IO;
   package SUIO renames Ada.Text_IO.Unbounded_IO;
   package Quote_Container is new Vectors (Natural, Unbounded_String);
   use Quote_Container;
   Quotes    : Vector;
   Foo_Bar   : Vector;
   Input     : IO.File_Type;
   package A_Sorter is new Generic_Sorting;
begin
   IO.Open (File => Input,
            Mode => IO.In_File,
            Name => "quotes.txt");
   while not IO.End_Of_File (File => Input) loop
      Quotes.Append (New_Item => SUIO.Get_Line (File => Input));
   end loop;
   IO.Close (Input);
 
   Foo_Bar.Append (New_Item => To_Unbounded_String ("Foo"));
   Foo_Bar.Append (New_Item => To_Unbounded_String ("Bar"));
 
   A_Sorter.Sort (Container => Foo_Bar);
   A_Sorter.Sort (Container => Quotes);
 
   A_Sorter.Merge (Target => Foo_Bar,
                   Source => Quotes);
 
   for i in Foo_Bar.First_Index .. Foo_Bar.Last_Index loop
      SUIO.Put_Line (Item => Foo_Bar.Element (Index => i));
   end loop;
 
   IO.Put_Line (Item => "Length of Quotes:" & Quotes.Length'Img);
end Quotes;

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