Intruder
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The kingdom is composed of several garrisons and a bidirectional pathway. Each path connects a given pair of garrisons and has a password. Each soldier in the garrison has an access privilege, and can use any path with a password not exceeding his access privilege. Everything was fine until suddenly you notice that a bunch of intruders are entering the kingdom. You know that if there is a path bet
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solution.cppC++17
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