Poker Chips

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Rohit loves to play poker. He has N piles of poker chips in a line. Number of chips in pile i is Ai. He wants to rearrange them such that Ai+1 = Ai + 1 for 1 ≤ i ≤ N-1 . The final piles can contain 0 chips as well. To achieve this,he can take one coin from a pile and place it in another pile.Find the minimum number of coins he has to displace to reach the above configuration. Input The first

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solution.cppC++17

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