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Question #107 Difficulty: 2

According to the C++23 standard, what is the output of this program? 

    #include <iostream>
#include <vector>

int f() { std::cout << "f"; return 0;}
int g() { std::cout << "g"; return 0;}

void h(std::vector<int> v) {}

int main() {
    h({f(), g()});
}

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