static void Main()
{
Day07.steps = new Dictionary <char, Step>();
Day07.ReadInput();
int extraTime = 60;
int workerLimit = 5;
int simultaneousSteps = 0;
int totalTime = 0;
while (Day07.steps.Count > 0)
{
Step s;
while ((simultaneousSteps < workerLimit) && ((s = Day07.GetNextAvailableStep()) != null))
{
Console.Write(s.name);
s.timeUntilDone = extraTime + (Convert.ToByte(s.name) - Convert.ToByte('A') + 1);
simultaneousSteps += 1;
}
Day07.AdvanceSteps();
while ((s = Day07.GetNextFinishedStep()) != null)
{
Day07.steps.Remove(s.name);
foreach (KeyValuePair <char, Step> entry in s.descendants)
{
entry.Value.RemoveRequirement(s);
}
simultaneousSteps -= 1;
}
totalTime += 1;
}
Console.WriteLine("");
Console.WriteLine("Part 2 time: " + totalTime);
}
