public static void Solve(TextReader tr, TextWriter tw)
{
int L = int.Parse(tr.ReadLine());
for (int i = 1; i <= L; i++)
{
int K = int.Parse(tr.ReadLine());
int x = 0, y = 0, z = 0, vx = 0, vy = 0, vz = 0;
for (int j = 0; j < K; j++)
{
string[] s = tr.ReadLine().Split(' ');
x += int.Parse(s[0]);
y += int.Parse(s[1]);
z += int.Parse(s[2]);
vx += int.Parse(s[3]);
vy += int.Parse(s[4]);
vz += int.Parse(s[5]);
}
if (i == 17)
{
L = L;
}
ProblemB problem = new ProblemB(x, y, z, vx, vy, vz, K);
tw.WriteLine("Case #{0}: {1}", i, problem.Calc());
}
}
static void Main(string[] args)
{
TextReader tr = new StreamReader(@"C:\Google Code Jam\B-large.in");
TextWriter tw = new StreamWriter(@"C:\Google Code Jam\B-large.txt");
ProblemB.Solve(tr, tw);
tr.Close(); tw.Close();
Console.ReadKey();
}