Integer Inquiry

 1 import java.lang.*;
 2 import java.util.*;
 3 import java.text.*;
 4 import java.math.*;
 5 import java.io.*;
 6 class Main
 7 {
 8     public static void main(String []args)
 9     {
10         int n;
11         BigInteger a1,a2;
12         Scanner cin=new Scanner(System.in);
13         while(cin.hasNext())
14         {
15             n=cin.nextInt();
16             while(n--!=0)
17             {
18                 a2=BigInteger.valueOf(0);
19                 a1=cin.nextBigInteger();
20                 while(a1.compareTo(BigInteger.valueOf(0))!=0)
21                 {
22                     a2=a2.add(a1);
23                     a1=cin.nextBigInteger();
24                 }
25                 System.out.println(a2);
26                 if(n!=0)System.out.println();
27             }
28         }
29     }
30 }