Java Zestaw 1 - zadanie 6

package javaz1_6;

public class JavaZ1_6 {

    public static void main(String[] args) {
        Iloczyn obiekt = new Iloczyn(1, 5, 1);
        System.out.println("Wynik iloczynu: " + obiekt.Oblicz());
    }
}

// --------------------------------------------------------------------

package javaz1_6;

public class Iloczyn {
    private int a, b;
    private double x;

    public int getA() {
        return a;
    }

    public void setA(int a) {
        this.a = a;
    }

    public int getB() {
        return b;
    }

    public void setB(int b) {
        this.b = b;
    }

    public double getX() {
        return x;
    }

    public void setX(double x) {
        this.x = x;
    }

    public double Oblicz() {
        double iloczyn = 1;
        for(int m=this.a; m<=this.b; m++) {
            iloczyn *= Math.sin(m*x);
        }
        return iloczyn;
    }

    public Iloczyn(int a, int b, int x) {
        this.a = a;
        this.b = b;
        this.x = x;
    }
}