input: Write a function called replace_with_comprehension that takes no input parameters, replaces the for loop in the given code with a list comprehension, and returns the updated even_numbers list. The function should be consistent with the given input and output examples.
  assert replace_with_comprehension()==[i for i in range(1, 21) if i % 2 == 0]
output: def replace_with_comprehension():
      return [i for i in range(1, 21) if i % 2 == 0]