Help Bonnie

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Bonnie Benet is a witch. She has to cast a spell to unlink Stefan Salvatore and Elena Gilbert from there Doppelganger. There Doppelganger also practiced witch craft so they knew how to change faces and multiply themselves. So, the Doppler Gangger multiplied themselves and changed faces with each other. Being weak in math Doppelganger had one problem in there spell. Initially there were only 2 D

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solution.cppC++17

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