input: Write a function to generate an even number between 10 and 200 that is divisible by 5.
  def generate_even_number():
      num = random.randint(10, 200)
      if num % 2 == 0:
          if num % 5 == 0:
              return num
          else:
              return generate_even_number(num+1)
      else:
          return generate_even_number(num+1)
  
  assert generate_even_number() % 2 == 0
  assert generate_even_number() % 5 == 0
  assert generate_even_number() >= 10
  assert generate_even_number() <= 200
output: def generate_even_number():
      num = random.randint(10, 200)
      if num % 2 == 0 and num % 5 == 0:
          return num
      else:
          return generate_even_number()