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stringcaesarCipher(strings,intk){stringalphabet="abcdefghijklmnopqrstuvwxyz";intshift=k%alphabet.size();// k % 26stringrotated_alphabet=alphabet.substr(shift)+alphabet.substr(0,shift);stringresult;for(constchar&c:s){if(!std::isalpha(c)){result+=c;}else{charec=rotated_alphabet[std::tolower(c)-'a'];if(std::isupper(c)){ec=std::toupper(ec);}result+=ec;}}returnresult;}
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Caesar Cipher
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C++