Chef and Candies

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Chef went to the supermarket to buy some candies and saw an exciting offer. The offer said buy $N$ candies and get $M$ candies absolutely free. Chef wants at least $K$ candies in total but will spend as little money as he can. Help Chef calculate the minimum no. of candies he needs to buy to get a total of at least $K$ candies. ###Input: - First line will contain $T$, number of test cases.

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solution.cppC++17

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