Problem-1

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An e-commerce website is trying out a new marketing strategy. There is a list of products on its homepage, and the plan is to have on-sale items (S) alternate with regular-priced items (R). A programmer is given the task to do this as efficiently as possible. The programmer can pick any product and recode it to be either on-sale or regular-priced. Each value that is changed counts as a swap. Given

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solution.cppC++17

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