(高精度运算4.7.23)POJ 1503 Integer Inquiry(大数累加)

package com.njupt.acm;

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

public class POJ_1503 {

public static void main(String[] args) {
Scanner scanner = new Scanner (System.in);

BigInteger sum = new BigInteger("0");
while(scanner.hasNext()){
BigInteger a = scanner.nextBigInteger();
if(a.equals(new BigInteger("0"))){
break;
}

sum = sum.add(a);
}

System.out.println(sum);
}
}