import sys

# sys.setrecursionlimit(200005)
# sys.set_int_max_str_digits(200005)
int1 = lambda x: int(x)-1
pDB = lambda *x: print(*x, end="\n", file=sys.stderr)
p2D = lambda x: print(*x, sep="\n", end="\n\n", file=sys.stderr)
def II(): return int(sys.stdin.readline())
def LI(): return list(map(int, sys.stdin.readline().split()))
def LLI(rows_number): return [LI() for _ in range(rows_number)]
def LI1(): return list(map(int1, sys.stdin.readline().split()))
def LLI1(rows_number): return [LI1() for _ in range(rows_number)]
def SI(): return sys.stdin.readline().rstrip()

dij = [(0, 1), (-1, 0), (0, -1), (1, 0)]
# dij = [(0, 1), (-1, 0), (0, -1), (1, 0), (1, 1), (1, -1), (-1, 1), (-1, -1)]
# inf = -1-(-1 << 31)
inf = -1-(-1 << 63)
md = 10**9+7
# md = 998244353

# from itertools import permutations
#
# def toint(p,ii):
#     if p[ii[0]]==0:return -1
#     s=0
#     for i in ii:s=s*10+p[i]
#     return s
#
# def ok(p):
#     a=toint(p,[0,1,2])
#     b=toint(p,[3,4,5])
#     c=toint(p,[1,6,2,1])
#     a=toint(p,[0,0,1,2])
#     b=toint(p,[3,4,5,6])
#     c=toint(p,[7,8,1,2,9])
#     a=toint(p,[0,1,2,3,4,5])
#     b=toint(p,[6,3,5,7,8])
#     c=toint(p,[1,3,9,4,3,9])
#     if a<0 or b<0 or c<0 or a+b!=c:return -1,-1,-1
#     return a,b,c
#
# for p in permutations(range(10)):
#     ans=ok(p)
#     if ans[0]!=-1:
#         print(ans)

print([1051,10947,841341][II()-1])