private static async Task SolveCurrentBlockAsync()
{
var balanceInfo = int.Parse(await FetchApiAsync("getbalance", "83"));
var metaInfo = JObject.Parse(await FetchApiAsync("getblockchaininfo", null));
var blockNum = metaInfo["block"].Value <int>();
var blockSubs = metaInfo["block_subs"].Value <int>();
var blockInfo = JObject.Parse(await FetchApiAsync("getblockinfo", blockNum.ToString()));
var blockTs = DateTimeOffset.FromUnixTimeSeconds((int)blockInfo["block_ts"].Value <double>());
var blockAge = DateTimeOffset.UtcNow - blockTs;
var puzzleText = blockInfo["puzzle"].Value <string>();
var taskText = blockInfo["task"].Value <string>();
Console.WriteLine($"Current block: #{blockNum}, aged {blockAge}, {blockSubs} submissions, our balance: {balanceInfo}");
var solutionDir = FindSolutionDir();
var blockDir = Path.Combine(solutionDir, $@"Data\blocks\{blockNum}");
if (!Directory.Exists(blockDir))
{
Console.WriteLine("This is a totally new block; creating a new directory");
Directory.CreateDirectory(blockDir);
}
var puzzleFile = Path.Combine(blockDir, "puzzle.cond");
if (!File.Exists(puzzleFile))
{
Console.WriteLine($"Writing the original puzzle: {puzzleText}");
File.WriteAllText(puzzleFile, puzzleText);
}
var puzzleSolutionFile = $"{puzzleFile}.desc";
if (!File.Exists(puzzleSolutionFile))
{
Console.WriteLine("Solving puzzle");
var seed = 3133337;
var tries = 0;
while (true)
{
if (++tries == 200)
{
throw new Exception("Faile to solve puzzle!");
}
Console.WriteLine($"Solving puzzle with seed {seed}");
var puzzle = new Puzzle(puzzleText, seed);
File.WriteAllText(puzzleSolutionFile, puzzle.SaveToMap());
puzzle.SaveToBitmap().Save($"{puzzleFile}.png");
try
{
puzzle.EnsureMapIsValid(puzzleSolutionFile);
Console.WriteLine("Have a valid solution");
break;
}
catch (Exception ex)
{
Console.WriteLine($"Puzzle solution is invalid: {ex.Message}");
++seed;
}
}
}
var taskFile = Path.Combine(blockDir, "task.desc");
if (!File.Exists(taskFile))
{
Console.WriteLine($"Writing the original task: {taskText}");
File.WriteAllText(taskFile, taskText);
}
var extSolutionFile = $"{taskFile}.ext-sol";
var solutionFile = $"{taskFile}.sol";
Console.WriteLine("Solving task");
var sw = new Stopwatch();
sw.Start();
// shuffled strategies list
var strategies = StrategyFactory.GenerateStrategies().ToArray();
var rng = new Random();
strategies = new[] { new DumbBfs() }.Concat(strategies.OrderBy(s => rng.Next())).ToArray();
// Block lives for 15 minutes, lets try to solve everything by 14:00
var blockLifetimeMs = 10 * 60 * 1000;
var timeToSolve = Math.Max(5000, blockLifetimeMs - blockAge.TotalMilliseconds);
Console.WriteLine($"Time to solve: {timeToSolve} ms");
var map = MapParser.Parse(taskText, string.Empty);
var solutions = strategies.AsParallel().WithDegreeOfParallelism(10)
.Select(
strategy =>
{
var run = false;
lock (sw)
{
run = sw.ElapsedMilliseconds < timeToSolve;
}
return(run
? Emulator.MakeExtendedSolution(map, strategy, string.Empty)
: Emulator.MakeExtendedSolution(map, "fail", new Command[][] { }, string.Empty));
});
var numSuccess = 0;
foreach (var sln in solutions)
{
if (sln.IsSuccessful)
{
++numSuccess;
}
sln.SaveIfBetter(extSolutionFile);
}
Console.WriteLine($" Solution took: {sw.ElapsedMilliseconds} ms, {numSuccess} strategies out of {strategies.Length} successed");
var extSolution = ExtendedSolution.Load(extSolutionFile);
if (!extSolution.IsSuccessful)
{
throw new Exception("ext solution is not successful!");
}
File.WriteAllText(solutionFile, extSolution.Commands);
var submissionResultFile = Path.Combine(blockDir, "submit.txt");
if (!File.Exists(submissionResultFile))
{
Console.WriteLine("SUBMITTING!");
var payload = new MultipartFormDataContent();
payload.Add(new StringContent("2a78df7b478788ae4cf9d338"), "private_id");
payload.Add(new StringContent(blockNum.ToString()), "block_num");
payload.Add(new ByteArrayContent(File.ReadAllBytes(solutionFile)), "solution", "task.desc.sol");
payload.Add(new ByteArrayContent(File.ReadAllBytes(puzzleSolutionFile)), "puzzle", "puzzle.cond.desc");
var httpClient = new HttpClient();
var response = await httpClient.PostAsync($"{BlockChainUrl}/submit", payload);
var submissionResult = await response.Content.ReadAsStringAsync();
Console.WriteLine($"RESULT: {submissionResult}");
File.WriteAllText(submissionResultFile, submissionResult);
}
}
public static void Main(string[] args)
{
const int Iterations = 1;
for (var i = 0; i < Iterations; ++i)
{
var baseDir = args.Length > 0 ? args[0] : FindSolutionDir();
Directory.SetCurrentDirectory(baseDir);
var strategies = StrategyFactory.GenerateStrategies().ToArray();
var packFile = "Data/booster-pack.txt";
var mapToPack = File.ReadAllLines(packFile).Select(line => line.Split(' ')).ToDictionary(tokens => tokens[0], tokens => tokens[1]);
var totalTimeUnits = 0;
var haveFailures = false;
var outputLock = new object();
Parallel.ForEach(
Directory.EnumerateFiles("Data/maps", "*.desc"),
new ParallelOptions {
MaxDegreeOfParallelism = 10
},
mapFile =>
{
var log = new List <string>();
var mapName = Path.GetFileNameWithoutExtension(mapFile);
void Log(string msg)
{
if (LogImmediately)
{
Console.WriteLine($"{mapName}: {msg}");
}
else
{
log.Add(msg);
}
}
if (!mapToPack.ContainsKey(mapName))
{
return;
}
string packedBoosters = mapToPack.ContainsKey(mapName) ? mapToPack[mapName] : string.Empty;
Log($"Processing {mapName} with extra boosters: [{packedBoosters}]");
var map = MapParser.Parse(File.ReadAllText(mapFile), packedBoosters);
var solutionSuffix = packedBoosters != string.Empty ? "-packed" : string.Empty;
var extSolutionPath = $"Data/extended-solutions{solutionSuffix}/{mapName}.ext-sol";
// Delete broken solutions
if (File.Exists(extSolutionPath))
{
var oldSolution = ExtendedSolution.Load(extSolutionPath);
var oldCommands = CommandsSerializer.Parse(oldSolution.Commands);
if (!Emulator.MakeExtendedSolution(map, string.Empty, oldCommands, packedBoosters).IsSuccessful)
{
File.Delete(extSolutionPath);
}
}
var rng = new Random();
var currentStrategies = StrategiesLimit != null
? strategies.OrderBy(s => rng.Next()).Take(StrategiesLimit.Value).ToArray()
: strategies;
var solutions = currentStrategies.AsParallel()
.Where(strategy => !(mapName.Contains("294") && strategy.Name.Contains("DumbBfs")))
.Select(strategy => (strategy, Emulator.MakeExtendedSolution(map, strategy, packedBoosters)));
var numSuccessful = 0;
foreach (var pair in solutions)
{
var(strategy, solution) = pair;
solution.SaveIfBetter(extSolutionPath);
if (solution.IsSuccessful)
{
Log($" {strategy.Name}: {solution.TimeUnits}");
if (StrategiesLimit != null && ++numSuccessful >= StrategiesLimit)
{
break;
}
}
}
var best = ExtendedSolution.Load(extSolutionPath);
File.WriteAllText($"Data/solutions{solutionSuffix}/{mapName}.sol", best.Commands);
if (solutionSuffix != string.Empty)
{
File.WriteAllText($"Data/solutions{solutionSuffix}/{mapName}.buy", packedBoosters);
}
Log($" BEST ({best.StrategyName}): {best.IsSuccessful}/{best.TimeUnits}");
lock (outputLock)
{
if (best.TimeUnits.HasValue)
{
totalTimeUnits += best.TimeUnits.Value;
}
else
{
haveFailures = true;
}
foreach (var line in log)
{
Console.WriteLine(line);
}
}
});