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// Demonstrates templates and specialization #include <iostream> template<typename T> T add(T a, T b) { return a + b; } template<> std::string add(std::string a, std::string b) { return a + " (specialized) " + b; } void templateDemo() { std::cout << add(2, 3) << std::endl; std::cout << add(std::string("foo"), std::string("bar")) << std::endl; }