public void FindSolutionToPart2()
{
string content;
using (var stream = new FileStream("Day5/input.txt", FileMode.Open, FileAccess.Read, FileShare.Read))
{
var reader = new StreamReader(stream);
content = reader.ReadToEnd();
}
var optimizer = new PolymerOptimizer();
var result = new List <Tuple <char, int> >();
var polymer = content.Select(c => c).Where(c => c.IsValidIsotope()).ToList();
optimizer.Optimize(polymer);
for (int i = 65; i < 91; i++)
{
var isotope = (char)i;
var simplifiedPolymer = polymer.Where(c => !isotope.SameType(c)).ToList();
optimizer.Optimize(simplifiedPolymer);
result.Add(new Tuple <char, int>(isotope, simplifiedPolymer.Count));
}
var min = result.Select(x => x.Item2).Min();
var solution = result.Where(x => x.Item2 == min).ToList();
Assert.That(solution, Has.Count.EqualTo(1));
Console.WriteLine($"'{solution[0].Item1}' :{solution[0].Item2}");
}
public string Test1(string polymer)
{
var watch = new Stopwatch();
var optimizer = new PolymerOptimizer();
watch.Start();
var result = optimizer.Optimize(polymer);
watch.Stop();
Console.WriteLine(watch.ElapsedTicks);
return(result);
}
public void FindSolutionToPart1()
{
string content;
using (var stream = new FileStream("Day5/input.txt", FileMode.Open, FileAccess.Read, FileShare.Read))
{
var reader = new StreamReader(stream);
content = reader.ReadToEnd();
}
var optimizer = new PolymerOptimizer();
var result = optimizer.Optimize(content);
Console.WriteLine(result.Length);
}