22 lines
450 B
Python
22 lines
450 B
Python
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from functools import reduce
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def gen_fac(n):
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base = 1
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for n in range(1, n + 2):
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yield base
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base *= n
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def find_sum():
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s = set()
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fac = list(gen_fac(9))
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for value in fac:
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if 3 > value:
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continue
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for x in range(value, value + 1000):
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if reduce(lambda x, y: x + fac[y], list(map(lambda x: int(x), str(x))), 0) == x:
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s.add(x)
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return s
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print(sum(find_sum()))
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