The input contains a single integer *a* (1 ≤ *a* ≤ 40).

Output a single string.
The input contains a single integer *a* (1 ≤ *a* ≤ 40).
n = int(input())
usa = ['Washington','Adams','Jefferson','Madison','Monroe','Quincy Adams','Jackson','Van Buren',
       'Harrison','Tyler','Polk','Taylor','Fillmore','Pierce','Buchanan','Lincoln','Johnson',
       'Grant','Hayes','Garfield','Arthur','Cleveland','Harrison','Cleveland','McKinley',
       'Roosevelt','Taft','Wilson','Harding','Coolidge','Hoover','Roosevelt','Truman','Eisenhower'
       'Kennedy','Johnson','Nixon','Ford','Carter','Reagan']
print(usa[n-1])