Poj Solution 2389

http://poj.org/problem?id=2389

import java.io.BufferedInputStream;   
import java.math.BigInteger;   
import java.util.Scanner;   
  
/**  
 *  
 * poj2389  
 * @author NC  
 */  
public class Main {   
  
    public static void main(String[] args) {   
        Scanner scan = new Scanner(new BufferedInputStream(System.in));   
        if (scan.hasNext()) {   
            BigInteger a = scan.nextBigInteger();   
            BigInteger b = scan.nextBigInteger();   
            System.out.println(a.multiply(b));   
        }   
    }   
}