Input (grade 10): The nucleus of these stories is formed by an old Persian book called Hezar-afsana or the "Thousand Myths" (Persian: Ù Ø Ø Ø Ø Ù Ø Ø Ù Ù).
Output (grade 10): The main part of these stories is formed by an old Persian book called Hezar-afsana or the "Thousand Myths" (Persian: Ù Ø Ø Ø Ø Ù Ø Ø Ù Ù).