Implementation of Hybrid inheritance in Java

Implementation of Hybrid inheritance in Java with the help of INTERFACE


CODE>>


class Student
{
    int rollNumber;
    void getNumber(int n)
    {
        rollNumber=n;
    }
    void putNumber()
    {
        System.out.println("Roll No :: "+rollNumber);
    }  
}


class Test extends Student
{
    float part1,part2;
    void getMarks(float m1,float m2)
    {
        part1=m1;
        part2=m2;
    }
    
    void putMarks()
    {
        System.out.println("Marks Obtained\n");
        System.out.println("PART1: "+part1);
        System.out.println("PART2: "+part2);
    }
}


interface Sports
{
    float sportWt=6.0F;
    void putwt();
}


class Results extends Test implements Sports
{
    float total;
    public void putwt()
    {
        System.out.println("Sports Wt="+sportWt);
    }
    void display()
    {
        total=part1+part2+sportWt;
        putNumber();
        putMarks();
        putwt();
        System.out.println("Total Score= "+total);
    }
}


class hybrid
{
    public static void main(String args[])
    {
        Results student1=new Results();
        student1.getNumber(1234);
        student1.getMarks(17.4F, 33.0F);
        student1.display();
    }
}