Vada Pavs

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There are $N$ shops in a city, each producing a particular number of Vada Pavs. You are also given an integer $K$. Find the difference between the sum of the Vada Pavs produced in the $K$ largest Vada Pavs producing shops and that of the $K$ least Vada Pavs producing shops. ### Input - First line will contain $T$, number of testcases. Then the testcases follow. - First line of each testcase conta

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solution.cppC++17

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