Rohan and Gold Business

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Rohan has decided to trade in Gold. But as he is just starting out, he can only buy one unit of gold and then sell it at a later date. This is unfair for Rohan. To make up for this restriction, Rohan is given the price of gold of N days into the future from today. Can you help Rohan maximize his profit? Input The First line contains an integer T denoting the number of test cases. The description

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solution.cppC++17

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