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  1. def challenge(y): [y/x for x in sorted(set(sum(((n, y/n) for n in range(1, int(y**0.5)+1) if not y % n), ())))[::-1] if ((5*x*x-4)**0.5 % 1 == 0) or ((5*x*x+4)**0.5 % 1 == 0)]
  2.  
  3. print "\n".join(str(challenge(n)) for n in (21, 84, 0, 578, 12345679))
Success #stdin #stdout 0.01s 9016KB
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https://ideone.com/994mjn
language:
Python (cpython 2.7.16)
created:
9 years ago
visibility:
public

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