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Dhoni and his lost ball

After winning T-20 series of cricket matches. M.s Dhoni is on vacations. One day on his vacations he is playing cricket match with his friends. While playing, ball is struck at tree. When he goes to tree for collecting his ball, he found tree to be not in normal shape he needs to make tree in normal shape so that he can collect his ball and match can be resume. The tree which he found is root with

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solution.cppC++17

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