euler/e020.py

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# Could use math.factorial, but that takes the fun out of it, doesn it
def factorial(n):
f = n
i = n - 1
while i > 1:
f = f * i
i = i - 1
return f
f = str(factorial(100))
sum = 0
for c in f:
sum = sum + int(c)
print 'Sum of digits in 100!:', sum