input: Write a python function to create and sort a leaderboard from two lists of names and scores.
  assert create_and_sort_leaderboard(["Ann", "Bob", "Carol", "Dave", "Ella"], [12, 14, 16, 18, 20]) == [("Ella", 20), ("Dave", 18), ("Carol", 16), ("Bob", 14), ("Ann", 12)]
  assert create_and_sort_leaderboard(["Tom", "Jerry", "Spike"], [30, 25, 35]) == [("Spike", 35), ("Tom", 30), ("Jerry", 25)]
  assert create_and_sort_leaderboard(["Alice", "Bob"], [10, 15]) == [("Bob", 15), ("Alice", 10)]
output: def create_and_sort_leaderboard(names, scores):
      leaderboard = list(zip(names, scores))
      sorted_leaderboard = sorted(leaderboard, key=lambda x: x[1], reverse=True)
      return sorted_leaderboard