11 lines
276 B
Python
11 lines
276 B
Python
from sympy import isprime
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def descending(xs=range(10)):
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for x in xs:
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yield x
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yield from descending(x*10 + d for d in range(x%10))
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for i, p in enumerate(sorted(filter(isprime, descending()))):
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print(f'{p:9d}', end=' ' if (1 + i)%8 else '\n')
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print()
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