/******************************************************************************
Welcome to GDB Online.
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*******************************************************************************/
#include <iostream>
class Account
{
public:
virtual void print(std::ostream&) = 0;
};
class Saving : public Account
{
public:
virtual void print(std::ostream& str)
{
str << "Saving account" << std::endl;
}
};
int main()
{
Saving s;
Account &a = s;
a.print(std::cout);
return 0;
}
