private static void PartTwo()
{
var programs = new Dictionary <int, Prog>();
using (var reader = File.OpenText(@"inputs\day12.txt"))
{
while (!reader.EndOfStream)
{
var line = reader.ReadLine().Split("<->");
var prog = new Prog
{
Id = int.Parse(line[0].Trim()),
Connections = new List <int>(line[1].Split(", ").Select(int.Parse))
};
programs.Add(prog.Id, prog);
}
var groups = new List <Group>();
foreach (var prog in programs)
{
var thisGroup = new Group
{
ProgramIds = FindConnections(prog.Value.Connections, new List <int> {
}, programs)
};
var groupExists = false;
foreach (var group in groups)
{
if (group.ProgramIds.Intersect(thisGroup.ProgramIds).Any())
{
groupExists = true;
break;
}
}
if (!groupExists)
{
groups.Add(thisGroup);
}
}
Console.WriteLine(groups.Count);
}
}
private static void PartOne()
{
var programs = new Dictionary <int, Prog>();
using (var reader = File.OpenText(@"inputs\day12.txt"))
{
while (!reader.EndOfStream)
{
var line = reader.ReadLine().Split("<->");
var prog = new Prog
{
Id = int.Parse(line[0].Trim()),
Connections = new List <int>(line[1].Split(", ").Select(int.Parse))
};
programs.Add(prog.Id, prog);
}
var count = FindConnections(programs[0].Connections, new List <int> {
0
}, programs, 1);
Console.WriteLine(count);
}
}
