#!/usr/local/bin/python
# $Id: ary3.python,v 1.1 2001/05/31 02:27:48 doug Exp $
# http://www.bagley.org/~doug/shootout/
# with help from Brad Knotwell
import sys
def main():
n = int(sys.argv[1])
x = n * [0]
y = n * [0]
for i in xrange(0,n):
x[i] = i + 1
for k in xrange(0,1000):
for i in xrange(n-1,-1,-1):
y[i] += x[i]
print y[0], y[-1]
main()