PROGRAM TO CALCULATE TOT, AVG AN D GRADE USING MULTILEVEL INHERITENCE
import java.util.*; class Adm { int rno; String name; void getData(int x,String y) ...

https://www.computersprofessor.com/2016/06/program-to-calculate-tot-avg-d-grade.html
import java.util.*;
class Adm
{
int rno;
String name;
void getData(int
x,String y)
{
rno=x;
name=y;
}
void putData()
{
System.out.println("ROLL NO
IS"+rno);
System.out.println("NAME IS"+name);
}
}
class marks extends Adm
{
float m1,m2,m3;
void getMarks(int x,int y,int z)
{
m1=x;
m2=y;
m3=z;
}
void
putMarks()
{
System.out.println("MARKS
OBTAINED"+m1+" "+m2+" "+m3);
}
}
class Grade extends marks
{
float
tot,avg;
char
g;
void
getGrade()
{
tot=m1+m2+m3;
avg=tot/3;
if(avg>=60)
g=1;
else
g=2;
}
void
putGrade()
{
putData();
putMarks();
System.out.println("TOTAL IS"+tot);
System.out.println("AVERGE
IS"+avg);
System.out.println("GRADE IS"+g);
}
}
class Admin
{
public
static void main(String args[])
{
Grade obj=new Grade();
obj.getData(102,"BOSS");
obj.getMarks(70,80,90);
obj.getGrade();
obj.putGrade();
}
}
OUTPUT:
ROLL NO IS102
NAME ISBOSS
MARKS OBTAINED
70.0 80.0 90.0
TOTAL IS240.0
AVERGE IS80.0
GRADE IS 1