Balls Accumulation

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Vikram is a famous sportsman, he has played a lot of games for his country and wants to collect different types of Balls(like basketball, volleyball, football, tennisball etc.) for his own playground and for that he visits many Stores across the country. Each store stocks $B$ types of Balls, where the $i$th ball costs $i$ Rupees$(1 \leq i \leq B)$. Assume that a ball's type identifier is the same

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solution.cppC++17

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