using System;

​

public class Program

{

    public static void Main()

    {

        Student s1 = new Student(100);

        Student s2 = new Student(90);

​

        Console.WriteLine(s1.isBigger(s2));

        s1.name = "Shimon";

        s1.sayName();

        int[] gra = {74,85,96,100,30,50};

        s1.grades = gra;

        Console.WriteLine(s1.getAvg());

    }

}

​

public class Student

{

}

​

public class Student

{

    public int id;

    public string name;

    public int age;

    public int[] grades;

    public Student(int agei)

    {

        if(agei > 120)

        {

            age = 5;

            Console.WriteLine("the student is too big");

        }else

        {

            age = agei; 

            Console.WriteLine("the student all right");

        }

    }

    public bool isBigger(Student s)

    {

        if(age > s.age)

        {

            return true;    

        }

        return false;

    }

    public void sayName()

    {

        Console.WriteLine("Hello My Name is: "+name +" i am " + age +" years old"); 

    }

    public double getAvg()

    {

        int sum = 0;

        for(int i = 0; i < grades.Length; i++)

        {

            sum = sum + grades[i];  

        }

        return (sum/grades.Length);

    }

}