#builtIn and #iterative way of factorial

#built way of factorial 

from math import factorial# imports is like a libraries in java and c++ 

print "built in way"

print(factorial(10))

#iterative  way

fac=1

for x in range(1,11):

  fac=fac*x

print ("iterative way")

print (fac) 

#result

built in way
3628800
iterative way
3628800