添加文本转换器代码

others/C++/text converter/include/ROT13Converter.hpp

@@ -0,0 +1,14 @@
+#ifndef ROT13CONVERTER_HPP
+#define ROT13CONVERTER_HPP
+
+#include "Converter.hpp"
+#include <string>
+#include <cctype>
+
+class ROT13Converter : public Converter {
+public:
+    std::string convert(const std::string& input) override;
+    std::string getName() const override { return "ROT13"; }
+};
+
+#endif // ROT13CONVERTER_HPP