static Firewall Transform(string raw)
{
var values = raw
.Replace(": ", ",")
.Split('\n')
.Select(s => s.Split(',').Select(s2 => int.Parse(s2)).ToList())
.ToList();
var firewall = new Firewall();
foreach (var entry in values)
{
firewall.AddLayer(entry[0], entry[1]);
}
return(firewall);
}
