#include 
    using namespace std;
    int Fun(int p, int q)
    {
        int res;
        res = 0;
        while (q != 0) 
        {
            res = res + p;
            q = q - 2;
        }
        return(res);
    }
    int main ()
    {
        int p = 12, q = 10;
        cout  << Fun(p, q) ;
        return(0);
    }