Answers for "write factorial program in python"

10

python calculate factorial

def factorial(n):
    fact = 1
    for num in range(2, n + 1):
        fact = fact * num
    return(fact)
Posted by: Guest on May-24-2020
3

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))
Posted by: Guest on January-11-2021
0

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 XD
Posted by: Guest on February-28-2021

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