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#include <iostream> #include <string> template <typename R> R f(int a, int b); template <> int f<int>(int a, int b) { return a + b; } template <> std::string f<std::string>(int, int) { return "surprise"; } template <typename T> void g(int a, int b, T& res) { res = f<T>(a, b); } int main() { int x; std::string y; g(1, 2, x); g(1, 2, y); std::cout << "x = " << x << ", y = " << y << std::endl; }
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