JAVA_PROGRAMMING/Main.java at main · YashAgrawal213/JAVA_PROGRAMMING · GitHub

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public class Main {
    public static void main(String[] args) {

        A a = new A(70, 50, 100);

        System.out.println(a.getPercentage());

        B b = new B(90, 75, 64, 86);

        System.out.println(b.getPercentage());

    }

    }

    abstract class  Marks {

        public abstract float getPercentage();

    }

    class A extends Marks{

        int marks1, marks2, marks3;

        A(int m1, int m2, int m3){

            marks1=m1;

            marks2=m2;

            marks3=m3;

        }

        public float getPercentage(){

            float total=((marks1+marks2+marks3)/(float)300)*100;

            return total;

        }

    }

    class B extends Marks{

        int marks1, marks2, marks3, marks4;

        B(int m1, int m2, int m3, int m4){

            marks1=m1;

            marks2=m2;

            marks3=m3;

            marks4=m4;

        }

        public float getPercentage(){

            float total=((marks1+marks2+marks3+marks4)/(float)400)*100;

            return total;

        }
}