internal Lanternfish AgeOneDay()
{
i--;
if (i < 0)
{
i = 6;//Reset age
//spawn new fish
Lanternfish spawn = new Lanternfish(8);
return(spawn);
}
return(null);
}
public override string Part1(List <string> input, bool isTestRun)
{
List <Lanternfish> fishes = ReadInput(input);
for (int i = 1; i <= 80; i++)
{
List <Lanternfish> children = new List <Lanternfish>();
//todo single line foreach
foreach (Lanternfish lanternfish in fishes)
{
Lanternfish child = lanternfish.AgeOneDay();
if (child != null)
{
children.Add(child);
}
}
fishes.AddRange(children);
//Console.WriteLine($"Aged {i} | {string.Join(',', fishes.Select(f => f.Age))}");
}
return($"{fishes.Count()}");
}