Sereja and Circles

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Sereja has a set of N circles. Dima also has a set of N circles. Sereja can easily recognise his set of circles because he has built the circles himself using strong steel wire. One day, Dima put his N circles into Sereja's circles and shuffled all the circles here and there. You are given this information about the circles by 2 * N integers corresponding to the radiuses of the circles. Now, Sere

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solution.cppC++17

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