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25 lines
478 B
Python
25 lines
478 B
Python
"""Find the sum of digits in 100!
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n! means n (n 1) ... 3 2 1
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Find the sum of the digits in the number 100!
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"""
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# Could use math.factorial, but that takes the fun out of it, doesn it
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def factorial(n):
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f = n
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i = n - 1
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while i > 1:
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f = f * i
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i = i - 1
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return f
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def main():
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f = str(factorial(100))
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sum = 0
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for c in f:
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sum = sum + int(c)
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print 'Sum of digits in 100!:', sum
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if __name__ == '__main__':
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main()
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