16 lines
439 B
Python
16 lines
439 B
Python
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from tools import number_theory
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def multi():
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numerator, denominator = 1, 1
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for a in range(1, 10):
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for b in range(1, 10):
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if a != b:
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if not ((10 * a * b) % (9 * a + b)):
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c = 10 * a * b // (9 * a + b)
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numerator *= 10 * a + b
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denominator *= 10 * b + c
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return denominator // number_theory.gcd(numerator, denominator)
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print(multi())
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