// https://www.hackerrank.com/challenges/java-biginteger import java.io.*; import java.util.*; import java.text.*; import java.math.*; import java.util.regex.*; import java.util.Scanner; public class Solution { public static void main(String[] args) { Scanner in = new Scanner(System.in); BigInteger a = new BigInteger(in.next()); BigInteger b = new BigInteger(in.next()); System.out.println(a.add(b)); System.out.println(a.multiply(b)); } }