input: Write a function to generate an even number between 10 and 200 that is divisible by 5. If the generated number is not divisible by 5, increment the number and check again until a valid number is found. Finally, return the valid number.
  
  def generate_even_number():
      from random import randint
      num = randint(10, 200)
      if num % 2 == 0 and num % 5 == 0:
          return num
      return generate_even_number()
  
  assert generate_even_number() % 2 == 0
  assert generate_even_number() % 5 == 0
  assert 10 <= generate_even_number() <= 200
output: def generate_even_number():
      from random import randint
      num = randint(10, 200)
      while num % 2 != 0 or num % 5 != 0:
          num += 1
          if num > 200:
              num = 10
      return num