//
// Find the positions in a ticket equivalent of the 6 classes starting with "departure".
// Multiply those 6 numbers together
// Correct answer: 426.362.917.709
public override long Solution2()
{
TicketAnalyser analyser = new TicketAnalyser(validRanges, myTicket.Count);
string[] splitTickets = dataList[2].Split('\n');
int[] ticketNumbers;
for (int i = 1; i < splitTickets.Length; i++)
{
ticketNumbers = splitTickets[i].Split(',').Select(Int32.Parse).ToArray();
if (validRanges.ValidTicket(ticketNumbers))
{
analyser.AddTicket(ticketNumbers);
}
}
analyser.AnalyseRanges();
long result = 1;
foreach (KeyValuePair <string, List <int> > kvp in analyser.PotentialPositions)
{
if (kvp.Key.StartsWith("departure"))
{
result *= myTicket[kvp.Value[0]];
}
}
return(result);
}
static void Main(string[] args)
{
var days = new List <IDay>()
{
ExpenseReport.LoadFromFile("Day01/ExpenseReport.txt"),
PasswordValidator.LoadFromFile("Day02/Passwords.txt"),
Map.LoadFromFile("Day03/Map.txt"),
PassportValidator.LoadFromFile("Day04/PassportData.txt"),
BoardingPasses.LoadFromFile("Day05/Seats.txt"),
Declerations.LoadFromFile("Day06/Declerations.txt"),
LuggageRules.LoadFromFile("Day07/LuggageRules.txt"),
GameConsole.LoadFromFile("Day08/BootCode.txt"),
AdditionSystem.LoadFromFile("Day09/Data.txt"),
JoltAdapters.LoadFromFile("Day10/JoltAdapters.txt"),
SeatingLayout.LoadFromFile("Day11/SeatingLayout.txt"),
Navigation.LoadFromFile("Day12/NavigationInstructions.txt"),
Buses.LoadFromFile("Day13/Buses.txt"),
DockingProgram.LoadFromFile("Day14/DockingProgram.txt"),
MemoryGame.Create("15,12,0,14,3,1"),
TicketAnalyser.LoadFromFile("Day16/TicketData.txt"),
ConwayCube.LoadFromFile("Day17/ConwayCube.txt"),
OperationOrder.LoadFromFile("Day18/Expressions.txt"),
JurassicJigsaw.LoadFromFile("Day20/Tiles.txt"),
Combat.LoadFromFile("Day22/Cards.txt")
};
var invalidCount = 0;
foreach (var day in days)
{
var part1 = day.Part1();
var part2 = day.Part2();
var part1Invalid = !string.IsNullOrWhiteSpace(day.ValidatedPart1) &&
part1 != day.ValidatedPart1;
var part2Invalid = !string.IsNullOrWhiteSpace(day.ValidatedPart2) &&
part2 != day.ValidatedPart2;
invalidCount += part1Invalid ? 1 : 0;
invalidCount += part2Invalid ? 1 : 0;
var part1InvalidString = part1Invalid ? " INVALID" : "";
var part2InvalidString = part2Invalid ? " INVALID" : "";
Console.WriteLine($"Day {day.DayNumber} Part 1: {part1}{part1InvalidString}");
Console.WriteLine($"Day {day.DayNumber} Part 2: {part2}{part2InvalidString}");
}
Console.WriteLine($"{invalidCount} INVALID Results");
}
