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logarithm


Write a function to calculate an integer logarithm. Given a value and a base, count the number of times you have to divide the value by the base to get the value down to 1. Return this count.


logarithm(2, 2) → 1
logarithm(1, 2) → 0
logarithm(9, 3) → 2

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def logarithm(value, base):

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