HDU 1047

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 1 import java.util.*;
 2 import java.math.*;
 3 import java.io.*;
 4 
 5 public class Hdu1047{提交时要改为Main
 6   public static void main(String args[]){
 7     int n, flag=0;
 8     BigInteger a, sum;
 9     
10     Scanner cin = new Scanner (System.in);
11     n = cin.nextInt();
12     
13     for(int i=0; i<n; i++){
14        if(flag==1)
15         System.out.println();
16       flag = 1;
17        
18       sum = BigInteger.ZERO;
19       while(cin.hasNext()){
20       
21        a = cin.nextBigInteger();
22        if(a.intValue() == 0)
23            break; 
24        sum = sum.add(a); 
25       }
26       
27       System.out.println(sum);
28     }
29   }
30  }