#include "../datatypes/stdam.h"
    using namespace std;

    int main(){
    int val = pow(pow(3,2),2);
    cout << val;
    return 0;
    }

#include "../datatypes/stdam.h"
    using namespace std;

    double testing() {
       return pow(3,2);
    }

    int main(){
    int val = pow(testing(),2);
    cout << val;
    return 0;
    }

/tmp/ccxC17Ss.o: In function `main':
 test_1.cpp:(.text+0x2f): undefined reference to `pow(double, double)'
 collect2: ld returned 1 exit status