Spy and Palindrome

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$Riggi$ is a spy of $KBI$ and he is on a secret mission, he is spying an Underworld Don $Anit$. $Riggi$ is spying him since 5 years and he is not able to find any evidence against $Anit$. $KBI$ told $Riggi$ they will send him a code string in a special format that will inform him whether he has continue or return back from mission. According to $KBI$ firstly he has to find what is the

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solution.cppC++17

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