/* package whatever; // don't place package name! */

import java.util.*;
import java.lang.*;
import java.io.*;

/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
	public static void main (String[] args) throws java.lang.Exception
	{   
		try{
  String[] a={"1","2"};
  String[] b={"1","2"};
  String[] c=new String[1];
  c[0]=String.valueOf(Integer.parseInt(a[1])+Integer.parseInt(b[1]));
  System.out.println(c[0]);
	}catch(Exception e){
		System.out.println(e);
	}
}}