Homework/HW03/Stack.cc
bool Stack::isEmpty()
{ 
    // return !(List)(*this); 
    return List::isEmpty();
}
// Test if the stack is empty.
Test if the stack is empty.
Test if the stack is empty .
bool Stack::isEmpty()
{ 
    return List::isEmpty();
}
bool Stack :: isEmpty ( ) { return List :: isEmpty ( ) ; }
Test if the stack is empty.
Test if the stack is empty .
// return !(List)(*this); 