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'.

Input: Consider Input: Question: What is one of the differences between Alzheimer's and subcortical patients (especially Huntington and Parkinson's)? 
 Options:  <1> The ability to semantically encode the information seems to be preserved in the subcorticals, while Alzheimer's seems quite deteriorated. <2> There is greater loss of recognition memory in the subcorticals. <3> The rate of forgetfulness is slower in Alzheimer's. <4> Retrograde amnesia is temporarily graded in subcortical patients. <5> There is less loss of recognition memory in Alzheimer's.

Output: 1


Input: Consider Input: Question: Indicate, which of the compounds listed below, has a higher acidity: 
 Options:  <1> Acetic acid. <2> Hydrogen bromide <3> Sulfuric acid. <4> Carbonic acid. <5> Nitric acid.

Output: 2


Input: Consider Input: Question: The secretion of GH or growth hormone: 
 Options:  <1> It stops at 20 years old. <2> It last for ever. <3> During the day it is greater than at night. <4> It is stimulated by somatostatin. <5> It is stimulated by the substances.


Output: 2