Missing room

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It was exam time in pesce, mandya and Rubal was feeling hungry.However being late night and exam time he decided to look for snacks in every room.However because of his bad luck he missed the room which actually had snacks.Help him to find the room number which he missed. The rooms in the hostel are in the range 1 to N. Input First line of input contains T , i.e. number of test cases.Each of

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solution.cppC++17

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