List <Day12Spot> CompareAll(List <Day12Spot> previous)
{
List <Day12Spot> _ret = new List <Day12Spot>();
Day12Spot s = new Day12Spot();
int baseIndex = previous.First(f => f.C == '#').X - 4;
for (int i = baseIndex; i <= previous.Count + this.maxX; i++)
{
Day12Group g = new Day12Group(previous, i);
s = new Day12Spot(i, GroupCompare(g));
_ret.Add(s);
}
//int last = _ret.Last(l => l.C == '#').X;
//int first = _ret.First(f => f.C == '#').X;
while (_ret.Last().C == '.')
{
_ret.Remove(_ret.Last());
}
while (_ret.First().C == '.')
{
_ret.Remove(_ret.First());
}
return(_ret);
}
char GroupCompare(Day12Group g)
{
char _ret = '.';
foreach (Day12StepGroup d12sg in this.steps)
{
if (g.Group.SequenceEqual(d12sg.Group))
{
_ret = d12sg.Result;
}
}
return(_ret);
}
