I need help for my coding exercice

Question

In this programm i has to calculate n! Where n is a variable of type int.
Can someone help me please?

n=...
Factorial=...
For i in range(...):
.......
Print(...)

Answer 1

iterative:

n = int(input("n: \n"))
fac = 1
for i in range(2, n):
fac *= i
print(str(n) + "! = " + str(fac))

recusive:

def fac(n):
if n == 0:
return 1
else:
return n * fac(n-1)

n = int(input("n: \n"))
print(str(n) + "! = " + str(fac(n)))

Answer 2

Thank you so much !