public Day3Input Parse(string[] values)
{
Line1 = values.First().Split(',').Select(c => new Instruction
{
Direction = c.First(),
Count = int.Parse(c.Substring(1))
}).ToList();
Line2 = values.ElementAt(1).Split(',').Select(c => new Instruction
{
Direction = c.First(),
Count = int.Parse(c.Substring(1))
}).ToList();
MaxLeft = Line1.Where(c => c.Direction == 'L').Sum(c => c.Count);
MaxRight = Line1.Where(c => c.Direction == 'R').Sum(c => c.Count);
MaxUp = Line1.Where(c => c.Direction == 'U').Sum(c => c.Count);
MaxDown = Line1.Where(c => c.Direction == 'D').Sum(c => c.Count);
MaxLeft = Math.Max(MaxLeft, Line2.Where(c => c.Direction == 'L').Sum(c => c.Count));
MaxRight = Math.Max(MaxRight, Line2.Where(c => c.Direction == 'R').Sum(c => c.Count));
MaxUp = Math.Max(MaxUp, Line2.Where(c => c.Direction == 'U').Sum(c => c.Count));
MaxDown = Math.Max(MaxDown, Line2.Where(c => c.Direction == 'D').Sum(c => c.Count));
return(this);
}
