#include 
    using namespace std;
    int function(char, int);
    int (*ptr) (char, int) = function;
    int main()
    {
        (*ptr)('I', 6);
        ptr(12, 6);
        return 0;
    }
    int function(char n, int num)
    {
        cout << n <<  num;
        return 0;
    }