package test1;

 import java.util.Scanner;

 public class Aobj {

     public static int num = 0;

     public static void setOff(){

         System.out.println(num);

     }

     public void Run(){

     }

     //构造方法

     public Aobj(){

         num++;

     }

     //主方法

     public static void main(String[] args) {

         Aobj t = new Aobj();

         Aobj.setOff();

         Scanner sc = new Scanner (System.in);

         int N = sc.nextInt();

         Aobj []m = new Aobj[N];

         for(int i=0;i<N;++i)

             m[i] = new Aobj();

         t.Run();

         Aobj.setOff();

     }

 }