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  1. a = int(input())
  2.  
  3. fact = 1
  4. if(a == 0):
  5. 	print("1")
  6. else:
  7. 	for i in range(a):
  8. 		fact = fact * i 
  9. fact *= a
  10. print(fact)
Success #stdin #stdout 0.04s 9804KB
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https://ideone.com/fu5Vu1
language:
Python 3 (python  3.12)
created:
11 days ago
visibility:
public

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