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11821 High Precision Number

import java.util.Scanner;
import java.math.BigDecimal;

public class Main {
 public static void main(String[] args) {
 
 Scanner input = new Scanner(System.in);
 int n;
 BigDecimal val;
 n = input.nextInt();
 
 while ( n-- > 0 ) {
 BigDecimal sum = new BigDecimal("0");
 while ( true ) {
 val = input.nextBigDecimal();
 if ( val.equals(BigDecimal.ZERO) ) break;
 
 sum = sum.add(val);
 
 }
 
 int i = new Integer(0);
 
 char out[] = sum.toString().toCharArray();
 
 int len;
 
 for (len=out.length-1 ; len>0 && out[len]==0 ; len--);
 if (len>0 && out[len]==.) len--;
 for (i=0 ; i<=len ; i++) {
 System.out.print(out[i]);
 }
 System.out.println();
 
 }
 
 }
}

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