POJ 1503 Integer Inquiry 大数 难度:0

题目链接:http://poj.org/problem?id=1503

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

 public class Main {
     public static void main(String []args) throws IOException{
         Scanner scanner=new Scanner(System.in);
         BigInteger a=BigInteger.ZERO;
         BigInteger A=BigInteger.ZERO;
         do{
             a=scanner.nextBigInteger();
             A=A.add(a);}
         while(!a.equals(BigInteger.ZERO));
         System.out.println(A);
     }
 }