#include < iostream >
using namespace::std;
#include < stdio.h >
class subject
{
public:
int num;
float max_marks;
subject(int a,float b)
{
num=a;
max_marks=b;
}
};
class student
{
public:
int rollno;
subject sub;
student(int r,int a,float b) : sub(a,b)
{
rollno=r;
}
};
class graduate : public student
{
char div;
public:
graduate(char d,int r,int a,float f) : student(r,a,f)
{
div=d;
}
};
int main()
{
printf("%d",sizeof(subject));
printf("%d",sizeof(student));
printf("%d",sizeof( graduate));
return 0 ;
}