public object Solve()
{
var reactions = GetReactions().ToList();
var nanoFactory = new NanoFactory(reactions);
const long availableOre = 1000000000000;
long fuelCount = 0;
var fuelCreationStep = 1000000;
while (fuelCreationStep >= 1)
{
while (nanoFactory.OreUsed < availableOre)
{
nanoFactory.Create("FUEL", fuelCreationStep);
fuelCount += fuelCreationStep;
}
if (fuelCreationStep >= 1)
{
nanoFactory.Rollback();
fuelCount -= fuelCreationStep;
fuelCreationStep /= 10;
}
}
return fuelCount;
}
public void Test_DayFourteen_PartOne()
{
var fact = new NanoFactory(Path.Combine(TestHelper.TestDir, "Day14.Input.txt"));
var fuel = new Chemical("FUEL", 1);
fact.ProduceChemical(fuel);
Assert.IsTrue(fact.OreRequired == 899155);
}
public object Solve()
{
var reactions = GetReactions().ToList();
var nanoFactory = new NanoFactory(reactions);
nanoFactory.Create("FUEL", 1);
return(nanoFactory.OreUsed);
}
public void Test_KnownReactions()
{
var fuel = new Chemical("FUEL", 1);
foreach (var testTup in KnownReactions)
{
var fact = new NanoFactory(testTup.Item1);
fact.ProduceChemical(fuel);
Assert.IsTrue(fact.OreRequired == testTup.Item2);
}
}
public void TestNanoFactoryReverse(string input, long fuelProduced)
{
var factory = new NanoFactory(input);
factory.Log2 = console.WriteLine;
console.WriteLine($"ore={factory.HowMuchOreNeededForFuel(fuelProduced)}");
var r = factory.HowMuchFuelForOre(1000000000000, 1, 1000000000000, 50);
Assert.Equal(fuelProduced, r);
}
public void TestRawMaterial(List <string> reactions, int expectedORE, long maxFuel)
{
var factory = new NanoFactory(reactions);
var raw = factory.GetRawMaterialFor(new ReactionTerm("FUEL", 1));
var ore = raw.FirstOrDefault(e => e.Element == "ORE");
Assert.IsTrue(ore != null);
Assert.IsTrue(ore.Quantity == expectedORE);
var maxProduction = factory.GetProductionCapacity("FUEL", new ReactionTerm("ORE", 1000000000000));
Assert.IsTrue(maxProduction == maxFuel);
}
public void TestNanoFactory(string input, int oreExpected)
{
var factory = new NanoFactory(input);
factory.Log = console.WriteLine;
factory.WhatsNeeded(1, "FUEL");
Assert.Equal(oreExpected, -factory.Supply["ORE"]);
foreach (var kv in factory.Supply)
{
if (kv.Key != "ORE")
{
Assert.True(kv.Value >= 0);
}
}
}
/// <summary>
/// Execution function for Day 14
/// </summary>
public void Execute14()
{
UserActionAsync(() =>
{
WriteToConsole("Start execution of Day14");
var parser = GetInputParser("Day14Input.txt");
var reactions = parser.GetInputData();
var factory = new NanoFactory(reactions);
var raw = factory.GetRawMaterialFor(new ReactionTerm("FUEL", 1));
var ore = raw.FirstOrDefault(e => e.Element == "ORE");
WriteToConsole($"In order to produce one unit of FUEL {ore.Quantity} units ORE are needed");
var maxProduction = factory.GetProductionCapacity("FUEL", new ReactionTerm("ORE", 1000000000000));
WriteToConsole($"With 1000000000000 of ORE {maxProduction} units FUEL might be produced");
});
}
protected override long Part1(string[] input)
{
var oreNeeded = new NanoFactory(input).ReduceFuelToOre(1);
return(oreNeeded);
}
public static int SolvePart2(string[] input)
{
var factory = new NanoFactory(input);
return(factory.CalculateMaxFuelProduction());
}
public static int SolvePart1(string[] input)
{
var factory = new NanoFactory(input);
return(factory.CalculateOreDemand());
}