// ��������Z
import java.math.BigInteger;
public class Bigmult
{ public static void main (String[] args) 
    { BigInteger x, y, z;
      x = new BigInteger("12345678901234");
      y = new BigInteger("98765432109876");
      z = x.multiply(y); // ��Z
      System.out.println(x+" * "+y+" = "+z.toString());
    }
}