uva 10106 Product
//简单大数相乘,用java很简单 import java.util.Scanner; import java.math.BigInteger; public class Main{ public static void main(String[] args){ Scanner in = new Scanner(System.in); BigInteger a,b; while(in.hasNext()){ a = in.nextBigInteger(); b = in.nextBigInteger(); System.out.println(a.multiply(b)); } } }