import java.util.* ;
import java.lang.* ;
import java.util.Scanner ;
class Main
{
static Scanner scanner1
= new Scanner
( System .
in ) ; static Scanner scanner2
= new Scanner
( System .
in ) ; {
AmountOfSum( ) ;
}
public static void AmountOfSum( ) {
int k= scanner1.nextInt ( ) ;
while ( k> 0 ) {
System .
out .
println ( sum
( scanner2
) ) ; k--;
}
}
public static int sum( Scanner scanner ) {
int suma = 0 ;
String liczba
= scanner.
nextLine ( ) ; String table
[ ] = liczba.
split ( " " ) ; for ( int i = 0 ; i < table.length ; i++ ) {
int n
= Integer .
parseInt ( table
[ i
] ) ; suma = suma + n;
}
return suma;
}
}
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