In this task, you are given a multiple-choice question about healthcare. Answer the question based on your information and classify your answers into '1', '2', '3', and '4'.

Ex Input:
Question: The most common pancreatic cancer is: 
 Options:  <1> The intraductal mucinous papillary tumor. <2> Pancreatic neuroendocrine carcinoma. <3> The pancreatic cystadenocarcinoma. <4> The malignant insulinoma. <5> Ductal adenocarcinoma of the pancreas.

Ex Output:
5


Ex Input:
Question: The pentose phosphate pathway produces: 
 Options:  <1> NADH and acetyl-CoA. <2> NADPH and ribose-5-phosphate. <3> NADH and ribose-5-phosphate. <4> Urea. <5> Ribulose-1,5-bisphosphate.

Ex Output:
2


Ex Input:
Question: Which of the following data does NOT correspond to a fungal vulvovaginitis ?: 
 Options:  <1> Pregnancy increases the risk of this infection. <2> It can occur in women who never had sex. <3> Vaginal discharge with white patches or lumps adhered to the walls of the vagina is typical. <4> It can be diagnosed in a fresh smear of vaginal discharge without the need for staining. <5> Adding a drop of potash to the vaginal discharge gives off a strong fishy odor.

Ex Output:

5