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19 lines
212 B
Python
19 lines
212 B
Python
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r = {}
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def f(n):
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if n in r:
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return r[n]
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if n < 2:
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return 7
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k = 7 * f(n - 2)
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r[n] = k
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return k
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for x in range(12950):
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f(x)
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print(f(12950) / 7**6473)
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