input: Write a python function to create a JobOffer object and retrieve its title and salary.
  assert create_and_retrieve_job_offer("Software Engineer", 100000) == ("Software Engineer", 100000)
  assert create_and_retrieve_job_offer("Data Scientist", 120000) == ("Data Scientist", 120000)
  assert create_and_retrieve_job_offer("Product Manager", 110000) == ("Product Manager", 110000)
output: def create_and_retrieve_job_offer(title, salary):
      class JobOffer:
          def __init__(self, title, salary):
              self.title = title
              self.salary = salary
  
      job_offer = JobOffer(title, salary)
      return job_offer.title, job_offer.salary