import sys
from sys import stdin
import math

def nPr(n,r):
    if n < r:
        return 0
    return math.factorial(n) // math.factorial(n-r)

x = input()

a = -1
b = 2**2
c = 1123
d = 21460

g = 2
h = 99
i = 1103
j = 26381
k = 1
l = 882

print (0)

"""
f1 = 0
for n in range(100):

    si = (a**n) * math.factorial(b) * nPr(b*n,math.gcd(g,l)**2) * (c+d*n)
    bo = (l**(n+k)) * ((49/22*b*h) ** n ) * (((2**(g**n)) * math.factorial(n))**b)

    f1 += si / bo

    print (f1)
"""