public void Test1()
{
var solver = new PipeMap();
solver.AddPipe("0 <-> 2");
solver.AddPipe("1 <-> 1");
solver.AddPipe("2 <-> 0, 3, 4");
solver.AddPipe("3 <-> 2, 4");
solver.AddPipe("4 <-> 2, 3, 6");
solver.AddPipe("5 <-> 6");
solver.AddPipe("6 <-> 4, 5");
Assert.AreEqual(6, solver.ConnectedTo(0));
}
public void Test3()
{
var solver = new PipeMap();
solver.AddPipe("0 <-> 2");
solver.AddPipe("1 <-> 1");
solver.AddPipe("2 <-> 0, 3, 4");
solver.AddPipe("3 <-> 2, 4");
solver.AddPipe("4 <-> 2, 3, 6");
solver.AddPipe("5 <-> 6");
solver.AddPipe("6 <-> 4, 5");
Assert.AreEqual(2, solver.CountGroups());
}