백준 2338 Java

 

 

import java.io.*;
import java.math.BigInteger;
public class Q2338 {
 
    public static void main(String[] args) throws IOException {
        BufferedReader bf = new BufferedReader(new InputStreamReader(System.in)); 
        BigInteger a = new BigInteger(bf.readLine());
        BigInteger b = new BigInteger(bf.readLine());
        System.out.println(a.add(b));
        System.out.println(a.subtract(b));
        System.out.println(a.multiply(b));
    }
 
}