5A_4_OOP

ConsoleApplication1/ConsoleApplication1.cpp

@@ -3,17 +3,20 @@
 
 using namespace std;
 
-int main()
-{
-    cout << setprecision(2);
+class FunkcjaKwadratowa {
     float a, b, c;
-    cout << "Podaj a: ", cin >> a;
-    cout << "Podaj b: ", cin >> b;
-    cout << "Podaj c: ", cin >> c;
+    float delta;
+public:
+    void podajDane(float a, float b, float c) {
+        this->a = a;
+        this->b = b;
+        this->c = c;
 
-    cout << "Rownanie: " << a << "x^2 + " << b << "x + " << c << " = 0" << endl;
+        this->delta = (b * b) - (4 * a * c);
+    }
 
-    float delta = (b * b) - (4 * a * c);
+    void rownanie() {
+        cout << setprecision(2) << fixed;
         if (delta < 0) cout << "Brak pierwiastkow" << endl;
         else if (delta == 0) {
             float x = -b / (2 * a);
@@ -27,3 +30,16 @@ int main()
             cout << "2 pierwiastki: x1 = " << x1 << ", x2 = " << x2 << endl;
         }
     }
+
+    void wypisz() {
+        cout << "Rownanie: " << a << "x^2 + " << b << "x + " << c << " = 0" << endl;
+    }
+};
+
+int main()
+{
+    FunkcjaKwadratowa q;
+    q.podajDane(4, 4, 1);
+    q.wypisz();
+    q.rownanie();
+}