from time import clock
import sys 
def sum_of_facts(n):
    start=clock()
    fact,sum,muls,adds=1,0,0,0
    for i in range(1,n+1):
        fact=fact*i
        muls=muls+1
        sum=sum+fact
        adds=adds+1
    ela=clock()-start
    return sum,muls,adds,ela

f=open('in1_9.txt','r+')
f1=open('out_29_1_9.txt','w')
n=f.readline()
sum,muls,adds,ela=sum_of_facts(int(n))
total=sys.getsizeof(sum)+sys.getsizeof(muls)+sys.getsizeof(adds)+sys.getsizeof(ela)
f1.write(str('sum is : ')+str(sum)+'\n'+str('no of multiplications : ')+str(muls)+'\n'+str('no of additions : ')+str(adds)+'\n'+str('time taken is : ')+str(ela)+'\n'+str("memory used : ")+str(total))
f.close()
f1.close()