The naive implementation of this recurrence relation as a recursive method would have led to an inefficient solution involving multiple computations of subproblems.

用递归方法对这些递归关系的直接实现会造成解决方案效率低下，因为其中包含了对子问题的多次计算。

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The solution to each of them could be expressed as a recurrence relation.

每个问题的解都能用递归关系表示。

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Where a service is deployed in relation to consumers and other required services can have a profound effect on solution performance, availability, and security.

服务部署的位置，会是消费者及其他需要服务的群体所在的地方，它对方案的性能、可用性及安全性方面会有重大意义的影响。

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