using System;
public class Test
{
public static void Main( )
{
int ile, n;
int a, b, c, d, e;
int tmp = 0 ;
ile = Convert.ToInt32 ( Console.ReadLine ( ) ) ;
for ( int i = 1 ; i <= ile; i++ )
{
n = Convert.ToInt32 ( Console.ReadLine ( ) ) ;
string[ ] z = Console.ReadLine ( ) .Split ( ' ' ) ;
for ( int j = 0 ; j < n; j++ )
{
a = Convert.ToInt32 ( z[ 0 ] ) ;
b = Convert.ToInt32 ( z[ 1 ] ) ;
c = Convert.ToInt32 ( z[ 2 ] ) ;
d = Convert.ToInt32 ( z[ 3 ] ) ;
e = Convert.ToInt32 ( z[ 4 ] ) ;
}
tmp = 0 ;
for ( int j = 0 ; j < n; j++ )
{
tmp += Convert.ToInt32 ( z[ j] ) ;
}
Console.WriteLine ( tmp) ;
n--;
}
Console.ReadKey ( ) ;
}
}
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