I'm going to write a function to compute integer power exponents.

我要去写一个,计算一个整数幂指数的方法。

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So the problem I want to do-- there are many things you could do but I just picked one, and this is the one with round numbers, so I can do it without a calculator.

我想讲的这道题,类似的题目很多,但我就选了其中一个,这道题涉及的数字都是整数,所以我不需要计算器

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