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: In the health report of Mrs. P. T. of 83 years of age, it is reported that she has a depressive picture. Regarding depression in the elderly has been described that: 
 Options:  <1> It is uncommon for them to have somatic symptoms. <2> It is not characteristic that cognitive disorders appear. <3> The Yesavage scale is an instrument to establish a safe diagnosis of depression. <4> There is unanimity in stating that it has specific manifestations in the elderly. <5> There may be pictures of pseudodementia, with symptoms of dementia but caused by depressive states.

Ex Output:
5


Ex Input:
Question: When centrifuging human peripheral blood in a density gradient in Ficoll: 
 Options:  <1> The mononuclear cells float on the Ficoll. <2> The lymphocytes remain in the background. <3> The erythrocytes float on the Ficoll. <4> The granulocytes float on the Ficoll. <5> The monocytes remain in the background.

Ex Output:
1


Ex Input:
Question: A 68-year-old man with a history of diabetes of 20 years of evolution, hypertension and prostatism in treatment, consulted for repeated episodes of syncope. The episodes have occurred while standing, after meals and have been preceded by an oppressive pain in the nape, neck and shoulder girdle. Which of these complementary tests is essential? 
 Options:  <1> Brain and cervical MRI. <2> Angio-MR of the supra-aortic trunks. <3> Nuclear medicine study of cerebral dopamine transporter (SPECT with ioflupane). <4> Measurement of blood pressure in decubitus and standing. <5> 24-hour Holter record of the electrocardiogram.

Ex Output:

4