HDU 1402 A * B Problem Plus

求大数A*B

import java.util.*;
import java.math.BigInteger;
public class Main {
 public static void main(String args[]){
	 Scanner cin=new Scanner(System.in);
	 while(cin.hasNext())
	 {
		 BigInteger a=cin.nextBigInteger();
		 BigInteger b=cin.nextBigInteger();
		 BigInteger c=new BigInteger("0");
		 c=a.multiply(b);
		 System.out.println(c);
	 }
 }
}