51 Nod 1028 大数乘法 V2【Java大数乱搞】

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

public class Main{

    public static void main(String[] args){
        Scanner in = new Scanner(System.in);
            BigInteger a,b;
            a = in.nextBigInteger();
            b = in.nextBigInteger();
        System.out.println(a.multiply(b));
    }
}