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Question #265 Difficulty: 1

According to the C++17 standard, what is the output of this program? 

    #include <iostream>

void f(char*&&) { std::cout << 1; }
void f(char*&) { std::cout << 2; }

int main() {
   char c = 'a';
   f(&c);
}

Hint:

c is an lvalue char. &c is a pointer to c, but is that pointer itself an lvalue or an rvalue?

Answer:

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