f=open("c:\inputs\in4_9.txt",'r')
f1=open("out_19_sec4_9.txt",'w')
n=int(f.readline())
import time
start=time.clock()
count=0
##n=1000
j=0.0
i=1
while(i<=n):
 j=j+(1.0/i)
 i=i+1
 count=count+1
t1=time.clock()-start
import sys
##print("sum of nos.=") +str(j)
##print("time taken=") +str(t1)
##print ("no. of addition=")+str(count)
total=sys.getsizeof(n)+sys.getsizeof(count)+sys.getsizeof(i)+sys.getsizeof(j)+sys.getsizeof(t1)
##print "memory taken" + str(total)
f1.write("Sum of nos.="+str(j)+"\nTime taken="+str(t1)+("\nNo. of addition=")+str(count)+("\nMemory taken="+str(total)))
f.close()
f1.close()