#!/usr/local/bin/python

import sys
import fpformat
pi_aprox=0
sign=-1
# fpformat.fix(355/113-pi,15)
# 00000026676418906242231236893288649
improve=266764189
pi=3141592653589793

def explotation(x):
  return x*(10**15)

def implotation(x):
  return fpformat.fix(x/(10**15),15)

a = int(sys.argv[1])
for i in range (1,a,2):
  sign=sign*-1
  pi_aprox=pi_aprox+(sign*explotation(4.0)/explotation(i))
  print str(int(pi_aprox))+" "+str(abs(int(pi-pi_aprox)))
  if (abs(pi-pi_aprox) < improve):
     print "found during n=("+str(i)+"+1)/2! -> "+ implotation(pi_aprox)
     break