/*This program represents a song*/
    public class Song
   {
   /**The title of the song*/
      private String title;
   /**The artist who sings the song*/
      private String artist;
   /**constructor
   @param title The title of the song
   @param artist The artist who sings the song
   */
       public Song(String title, String artist)
      {
         this.title = title;
         this.artist = artist;
      }
   /**toString method returns a description of the song
   @return a String containing the name of the song
   and the artist
   */
       public String toString()
      {
         return title + " by " + artist + "\n";
      }
   }