import java.math.BigInteger;
import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        try (Scanner scan = new Scanner(System.in)) {
            BigInteger v1 = new BigInteger(scan.next());
            BigInteger v2 = new BigInteger(scan.next());
            System.out.println(v1.add(v2));
        }
    }
}