Lucky Numbers

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Yusuf lives in a planet name $“Segmentation$ $Fault”$. Everyone is excellent in mathematics on that planet. So, Yusuf wants to test their skill by giving them a simple problem on prime numbers. You also live on that planet and you can’t let Yusuf to win like this. So, you decided to solve his given problem. The question goes like this, Yusuf defines a number as a $“lucky$ $number”$ if it satisfie

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solution.cppC++17

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