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March 2014 update

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This commit is contained in:
Ingy döt Net 2014-04-02 16:56:35 +00:00
parent 09687c4926
commit a25938f123
1846 changed files with 21876 additions and 5203 deletions
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4
Task/Vampire-number/Python/vampire-number-1.py
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@ -1,3 +1,5 @@
from __future__ import division
import math
from operator import mul
from itertools import product
@ -54,7 +56,7 @@ def divisors(n):
def vampire(n):
fangsets = set( frozenset([d, n//d])
for d in divisors(n)
if (len(str(d)) == len(str(n))/2
if (len(str(d)) == len(str(n))/2.
and sorted(str(d) + str(n//d)) == sorted(str(n))
and (str(d)[-1] == 0) + (str(n//d)[-1] == 0) <=1) )
return sorted(tuple(sorted(fangs)) for fangs in fangsets)