Trace the recursive solution you made to Self-Test Exercise 5. What is the output of the following program? #include using namespace std; int mystery(int n); //Precondition n > = 1. int main() { ...

Trace the recursive solution you made to Self-Test Exercise 5.

What is the output of the following program?

#include

using namespace std;

int mystery(int n);

//Precondition n > = 1.

int main()

{

cout

return 0;

}

int mystery(int n)

{

if (n <>

return 1;

else

return ( mystery(n − 1) + n );

}