from time import clock
import sys
try:
    input=open('in_sec4_10.txt','r+')
    output=open('out_30_sec4_10.txt','w')
except IOError:
    print "The file does not exist"
memory=0
for row in input:
    n=int(row)
start=clock()
sum=0
additions=0
power=1
for i in range(1,n+1):
    power=power+power
    additions=additions+1
sum=power+(power-2)
memory=memory+sys.getsizeof(n)+sys.getsizeof(sum)+sys.getsizeof(additions)+sys.getsizeof(power)+sys.getsizeof(i)
output.write(str(sum)+"\nNo. of Multiplications Are: "+"0"+"\nNo. of Additions Are : "+str(additions+1)+"\nTime consumed is: "+str((clock()-start))+" secs"+"\nMemory used is: "+str(memory)+"  Bytes")
input.close()
output.close()