#include <iostream>
#include <string>
using namespace std;
class Person
{
    protected:
    srting name;
    public:
    void setName(string n)
    {
        name=n;
    }
};
class Student:public Person
{
    private:
    float grade;
    public:
    void setGrade(float g)
    {
        if (g<0||g>100)
        {
            cout<<"Invalid input";
        }
        else
        {
            grade=g;
        }
    }
    void display()
    {
        cout<<"Name: "<<name<<", Grade: "<<grade;
    }
};
int main()
{
    string name;
    float grade;
    cin>>name;
    cin>>grade;
    Student s;
    s.setName(name);
    s.setGrade(grade);
    s.display();
    return 0;
}