#include #include "JtFrChecking.h" class TestI : public JtFrChecking { public: TestI(int a, unsigned n, double b, char* on, char* jo) : JtFrChecking(n,b,on, jo), foobar(a) {} int foobar; }; int main() { JtFrChecking peter_lucy(23456, 750.0, "034-55-1111", "052-44-7777"); cout << peter_lucy.balance() << endl; peter_lucy.withdraw(400); cout << peter_lucy.balance() << endl; peter_lucy.deposit(300); cout << peter_lucy.balance() << endl; peter_lucy.fee(); cout << peter_lucy.balance() << endl; TestI obj(120, 23456, 750.0, "034-55-1111", "052-44-7777"); cout << obj.balance() << endl; // is 0 instead of 750 }