public void Part2(string[] lines)
{
var startNode = Cave.BuildCaveGraph(lines);
var completedPaths = new List <string>();
Stack <Cave> nodes = new Stack <Cave>();
nodes.Push(startNode);
var currentPath = new List <Cave>();
var currentPathSmallCaves = new HashSet <string>();
VisitCave(startNode, currentPath, currentPathSmallCaves, true, null, completedPaths);
Console.WriteLine("Completed paths:");
foreach (var path in completedPaths)
{
//Console.WriteLine(path);
}
Console.WriteLine($"Total number of paths: {completedPaths.Count}");
}
