Shriraj and Maze

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Shriraj loves tasty food. He can go miles in search of good restaurant, even if nobody is accompanying him. One day, Shriraj wandered off too much, and got himself trapped in a maze. In the maze there are N doors, numbered from 1 to N. Behind each door is a key to some other door. No two doors hold a key to the same door. Shriraj has been in similar situations many times, so he carries M master k

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solution.cppC++17

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