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- #include <iostream>
- using namespace std;
- class WARTOSC {
- double w;
- public:
- WARTOSC (double a = 0) {w = a;}
- double zwroc() { //metoda zwracajaca wartosc
- return w;
- }
- virtual void wypisz() { //metoda wypisujaca wartosc
- cout<<w<<endl;
- }
- friend istream & operator >> (istream & wejscie, WARTOSC & obj) {
- wejscie>>obj.w;
- return wejscie;
- }
- };
- int main() {
- WARTOSC * x = new WARTOSC();
- return 0;
- }
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