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  1. choice = input("Enter a number: ")
  2.  
  3. def fact(num):
  4.     if(num == 0):
  5.         return 1
  6.     return num * fact(num-1)
  7.  
  8. factorial = fact(choice)
  9. print("The factorial of %d is %d." % (choice, factorial))
Success #stdin #stdout 0.01s 7368KB
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stdin
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5
stdout
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Enter a number: The factorial of 5 is 120.
https://ideone.com/pEM7EB
language:
Python (cpython 2.7.16)
created:
5 years ago
visibility:
public

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