python calculate factorial
def factorial(n):
fact = 1
for num in range(2, n + 1):
fact = fact * num
return(fact)python calculate factorial
def factorial(n):
fact = 1
for num in range(2, n + 1):
fact = fact * num
return(fact)factorial in python
def fact(n):
if n==0 or n==1:
return 1
else:
return n*fact(n-1)
print(fact(4)) #4 is the sample value it will returns 4!==> 4*3*2*1 =24
#OR
import math
print(math.factorial(4))algorithm for factorial in python
def factorial(n):
for x in range(n-1,0,-1):
n = n*x
if n == 0: return 1
if n < 0 : return False
return n
factorial(5) # returns 120
####### lambda Factorial ########
factorial = lambda n: n*factorial(n-1) if n > 0 else 1
#OR
factorial = lambda n: n>0 and n*factorial(n-1) or 1
######### Recursion ##########
def factorial(n):
if n <= 0: return 1
else: return n * factorial(n-1)
# Do not use big number XDCopyright © 2021 Codeinu
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