Matched Brackets

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Zonal Computing Olympiad 2012, 26 Nov 2011 A sequence of opening and closing brackets is well-bracketed if we can pair up each opening bracket with a matching closing bracket in the usual sense. For instance, the sequences (), (()) and ()(()) are well-bracketed, while (, ()), (()(), and )( are not well-bracketed. The nesting depth of a well-bracketed sequence tells us the maximum number of level

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solution.cppC++17

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