input: Write a function to store a list of books in a dictionary. Each book should include title, author, and number of pages. The function should return a list of dictionaries, where each dictionary represents a book with the keys 'title', 'author', and 'pages'.
  
  assert store_books([['The Hobbit', 'J.R.R. Tolkien', 295], ['The Catcher in the Rye', 'J.D. Salinger', 223]]) == [
      {'title': 'The Hobbit', 'author': 'J.R.R. Tolkien', 'pages': 295},
      {'title': 'The Catcher in the Rye', 'author': 'J.D. Salinger', 'pages': 223},
  ]
output: def store_books(books):
      return [{'title': book[0], 'author': book[1], 'pages': book[2]} for book in books]