Kartik and his Bats

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Kartik urgently needs a Bat! He comes to the shop and chooses an appropriate one. The bat that Kartik chooses is sold for k rupees. Assume that there is an unlimited number of such bats in the shop. In his pocket Kartik has an unlimited number of "10-rupee coins" and exactly one coin of r rupees What is the minimum number of bats Kartik has to buy so that he can pay for the purchase without any c

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solution.cppC++17

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