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* organized graph algorithms * all graph algorithms in Graphs/ folder * all graph algorithms are in one folder * Rename number theory/factorial_python.py to maths/factorial_python.py
20 lines
515 B
Python
20 lines
515 B
Python
# Python program to find the factorial of a number provided by the user.
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# change the value for a different result
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num = 10
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# uncomment to take input from the user
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#num = int(input("Enter a number: "))
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factorial = 1
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# check if the number is negative, positive or zero
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if num < 0:
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print("Sorry, factorial does not exist for negative numbers")
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elif num == 0:
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print("The factorial of 0 is 1")
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else:
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for i in range(1,num + 1):
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factorial = factorial*i
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print("The factorial of",num,"is",factorial)
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