input: Write a function to generate a list of numbers from 0 to 50 that are divisible by both 3 and 5. Return the list.
  
  assert divisible_by_three_and_five() == [0, 15, 30, 45]
output: def divisible_by_three_and_five():
      return [i for i in range(51) if i % 3 == 0 and i % 5 == 0]