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: Indicate which of the manifestations or clinical subtypes is more frequent in the case of obsessive-compulsive disorder: 
 Options:  <1> Verification compulsions. <2> The obsessive slowness (perform activities such as dressing or showering in an obsessively slow manner). <3> The compulsions of cleaning / washing. <4> The compulsions of touching (for example, all corners). <5> The compulsions referred to religion (especially pray).

Output: 3


Input: Consider Input: Question: Psychotherapeutic treatment in psychotic disorders: 
 Options:  <1> It is impossible because of the serious deterioration of the reality suffered by patients with this type of disease. <2> It is contraindicated. <3> It improves the course of the disease, prevents relapses and improves coping skills and social and work functioning. <4> It does not take into account family intervention, since this type of disorder is often associated with pathological families. <5> It refers to the establishment of training programs in social skills.

Output: 3


Input: Consider Input: Question: The alkaline error that occurs in glass electrodes for the average pH: 
 Options:  <1> It is due to the presence of an excessive concentration of protons that is replaced by sodium ions in the glass membrane. <2> Occurs at neutral pH due to the absence of protons. <3> It takes place at very alkaline pH, in which the sodium ion behaves as if it were a proton. <4> It appears as a consequence of the dehydration of the glass membrane. <5> It occurs when the electrode is introduced into pure water due to the dissolution of the sodium ions in the membrane.


Output: 3