static void Main(string[] args)
{
string[] inputs;
inputs = Console.ReadLine().Split(' ');
int N = int.Parse(inputs[0]); // the total number of nodes in the level, including the gateways
int L = int.Parse(inputs[1]); // the number of links
int E = int.Parse(inputs[2]); // the number of exit gateways
Skynet network = new Skynet(N);
for (int i = 0; i < L; i++)
{
inputs = Console.ReadLine().Split(' ');
int N1 = int.Parse(inputs[0]); // N1 and N2 defines a link between these nodes
int N2 = int.Parse(inputs[1]);
Skynet.CreateLink(N1, N2);
}
for (int i = 0; i < E; i++)
{
int EI = int.Parse(Console.ReadLine()); // the index of a gateway node
Skynet.ToGateway(EI);
}
// game loop
while (true)
{
int SI = int.Parse(Console.ReadLine()); // The index of the node on which the Skynet agent is positioned this turn
//Skynet.CalculateDistance(network[SI], 0);
var link = Skynet.CutLink(SI);
Console.WriteLine("{0} {1}", link.Item1, link.Item2);
}
}
static void Main(string[] args)
{
string[] inputs = Console.ReadLine().Split(' ');
//Console.Error.WriteLine(string.Join(" ", inputs));
int N = int.Parse(inputs[0]); // the total number of nodes in the level, including the gateways
int L = int.Parse(inputs[1]); // the number of links
int E = int.Parse(inputs[2]); // the number of exit gateways
Skynet nodes = new Skynet(N);
for (int i = 0; i < L; i++)
{
inputs = Console.ReadLine().Split(' ');
int N1 = int.Parse(inputs[0]); // N1 and N2 defines a link between these nodes
int N2 = int.Parse(inputs[1]);
nodes.CreateLink(nodes[N1], nodes[N2]);
}
for (int i = 0; i < E; i++)
{
int EI = int.Parse(Console.ReadLine()); // the index of a gateway node
nodes.ToGateway(nodes[EI]);
}
while (true)
{
int SI = int.Parse(Console.ReadLine()); // The index of the node on which the Skynet agent is positioned this turn
Tuple <Skynet.Node, Skynet.Node> link = nodes.SeverLink(SI);
Console.WriteLine("{0} {1}", link.Item1.Val, link.Item2.Val);
}
}