What will be the output of the following C++ code ?#include <iostream> using namespace std; int fun(int = 0, int = 0); int main() { cout << fun(5); return 0; } int fun(int x, int y){ return (x + y); }

What will be the output of the following C++ code ?

#include <iostream> 
using namespace std;
 int fun(int = 0, int = 0); 
int main() 
{ 
cout << fun(5); return 0; } int fun(int x, int y){ return (x + y); 
}

-5

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