using System;

public class Student

{ 

   private static int cnt;  

    public Student() 

    { 

        cnt++;  

    } 

    public static int Counter  

    { 

        get

        { 

            return cnt; 

        } 

    }

}

public class StudentTest { 

    public static void Main(string[] args) 

    { 

        Student s1 = new Student(); 

        Student s2 = new Student(); 

        Student s3 = new Student(); 

        Console.WriteLine("Total No of Students: " + Student.Counter); 

    }

}