Java实现 洛谷 P1601 A+B Problem(高精)

import java.util.*;
import java.math.*;
public class Main
{
	public static void main(String args[]) 
	{
		Scanner cin=new Scanner(System.in);
		BigInteger sum=BigInteger.valueOf(0);
		while(cin.hasNext())
		{
			BigInteger a=cin.nextBigInteger();
			if(a.equals(BigInteger.ZERO))
			{
				break;
			}
			sum=sum.add(a);
		}
		System.out.println(sum);
	}
}

import java.util.*;
import java.math.*;
public class Main
{
	public static void main(String args[]) 
	{
		Scanner cin=new Scanner(System.in);
		BigInteger sum=BigInteger.valueOf(0);
		while(cin.hasNext())
		{
			BigInteger a=cin.nextBigInteger();
			if(a.equals(BigInteger.ZERO))
			{
				break;
			}
			sum=sum.add(a);
		}
		System.out.println(sum);
	}
}