public static Position GetXYZ(LLAT llat)
{
var xyz = new Position()
{
x = (r + llat.Altitude) * Math.Cos(DegreeToRad(llat.Lat)) * Math.Cos(DegreeToRad(llat.Long)),
y = (r + llat.Altitude) * Math.Cos(DegreeToRad(llat.Lat)) * Math.Sin(DegreeToRad(llat.Long)),
z = (r + llat.Altitude) * Math.Sin(DegreeToRad(llat.Lat))
};
return(xyz);
}
public static bool CanContact(LLAT llat1, LLAT llat2, int delay)
{
bool can = false;
if (llat1.TimestampOffset != llat2.TimestampOffset + delay)
{
return(false);
}
double distance = Distance(llat1.xyz, llat2.xyz);
if (distance >= minRequiredDistance && distance <= transferRange)
{
can = true;
}
return(can);
}
static void Main(string[] args)
{
Thread.CurrentThread.CurrentCulture = CultureInfo.CreateSpecificCulture("en-GB");
//var filenames = Enumerable.Range(1, 5).Select(p => "..\\..\\..\\data\\level5_" + p + ".in").ToList();
var filenames = new List <String>()
{
"..\\..\\..\\data\\level5_example.in"
};
List <String> outputText = new List <String>();
foreach (var filename in filenames)
{
Console.WriteLine(filename);
string[] lines = System.IO.File.ReadAllLines(filename);
//int[] props = lines[0].Split(',').Select(p => p.AsInt()).ToArray();
transferRange = lines[0].AsDouble();
int N = lines[1].AsInt();
List <Flight> flights = new List <Flight>();
for (int ii = 0; ii < N; ii++)
{
//string[] d = lines[i+2].Split(' ');
flights.Add(new Flight() //Timestamp = d[0].AsInt(),
//Lat = d[1].AsDouble(), Long = d[2].AsDouble(), Altitude = d[3].AsDouble(),
//Start = new Airport() { Name = d[4] },
//Destination= new Airport() { Name = d[5] },
///Takeoff = d[6].AsInt()
//Lat = d[0].AsDouble(), Long = d[1].AsDouble(), Altitude = d[2].AsDouble()
//Id = d[0].AsInt(), Timestamp = d[1].AsInt()
{
Id = lines[ii + 2].AsInt()
});
}
//Level 5
List <Details> flightDetails = new List <Details>();
foreach (var f in flights)
{
string dFileName = "..\\..\\..\\data\\" + f.Id + ".csv";
string[] dLines = System.IO.File.ReadAllLines(dFileName);
Details details = new Details();
details.Start = new Airport()
{
Name = dLines[0]
};
details.Destination = new Airport()
{
Name = dLines[1]
};
details.TakeoffTimestamp = dLines[2].AsInt();
for (int i = 0; i < dLines[3].AsInt(); i++)
{
string[] dd = dLines[i + 4].Split(',');
details.LLATs.Add(new LLAT()
{
TimestampOffset = dd[0].AsInt(), Lat = dd[1].AsDouble(), Long = dd[2].AsDouble(), Altitude = dd[3].AsDouble()
});
}
details.Id = f.Id;
flightDetails.Add(details);
}
flightDetails = flightDetails.OrderBy(p => p.Id).ToList();
foreach (var fd in flightDetails)
{
bool above = false;
int n = 0;
foreach (var llat in fd.LLATs)
{
if (llat.Altitude > requiredAltitude || above && llat.Altitude <= requiredAltitude)
{
above = llat.Altitude > requiredAltitude;
var beforeLLAT = fd.LLATs[n - 1];
for (int t = beforeLLAT.TimestampOffset; t < llat.TimestampOffset; t++)
{
var newLLAT = new LLAT()
{
TimestampOffset = t + fd.TakeoffTimestamp, //TODO: check this!
Lat = Interpolate(t, beforeLLAT.Lat, beforeLLAT.TimestampOffset, llat.Lat, llat.TimestampOffset),
Long = Interpolate(t, beforeLLAT.Long, beforeLLAT.TimestampOffset, llat.Long, llat.TimestampOffset),
Altitude = Interpolate(t, beforeLLAT.Altitude, beforeLLAT.TimestampOffset, llat.Altitude, llat.TimestampOffset)
};
if (newLLAT.Altitude > requiredAltitude)
{
newLLAT.xyz = GetXYZ(newLLAT);
fd.LLATExact.Add(newLLAT);
}
}
}
n++;
}
}
flightDetails = flightDetails.Where(p => p.LLATExact.Count() > 0).ToList();
//Parallel.ForEach(flightDetails, (f1) =>
foreach (var f1 in flightDetails)
{
foreach (var f2 in flightDetails)
{
if (f1.Id == f2.Id || f1.Destination.Name == f2.Destination.Name)
{
continue;
}
if (f1.LLATExact.Last().TimestampOffset < f2.LLATExact.First().TimestampOffset)
{
continue;
}
if (f1.LLATExact.First().TimestampOffset > f2.LLATExact.Last().TimestampOffset + maxDelay)
{
continue;
}
//TODO: too slow, filter more
for (int delay = 975; delay <= 1020; delay++)
{
System.Console.WriteLine(delay);
foreach (var llat1 in f1.LLATExact)
{
var llat2 = f2.LLATExact.Where(p => p.TimestampOffset + delay == llat1.TimestampOffset).SingleOrDefault(); //TODO: too slow
if (llat2 != null)
//foreach(var llat2 in f2.LLATExact)
{
if (CanContact(llat1, llat2, delay))
{
System.Console.WriteLine("yeah!");
f1.Contacts.Add(new Contact()
{
ContactToFlightId = f2.Id,
Delay = delay,
TimeStamp = llat1.TimestampOffset
});
}
}
}
}
}
}
//);
var s = flightDetails.Where(p => p.Contacts.Count > 0).SelectMany(p => p.Contacts.Select(m => p.Id + " " + m.ContactToFlightId + " " + m.Delay + " " + m.TimeStamp)).ToArray();
//var s = result.Select(p => String.Format("{0:0.0000000000000} {1:0.0000000000000} {2:0.0000000000000}", p.Lat, p.Long, p.Altitude)).ToArray();
System.IO.File.WriteAllLines(filename + ".out", s);
int tmp = 0;
//Level 4
//var result = new List<LLAT>();
//foreach(var f in flights)
//{
// string dFileName = "..\\..\\..\\data\\" + f.Id + ".csv";
// string[] dLines = System.IO.File.ReadAllLines(dFileName);
// Details details = new Details();
// details.Start = new Airport() { Name = dLines[0] };
// details.Destination = new Airport() { Name = dLines[1] };
// details.TakeoffTimestamp = dLines[2].AsInt();
//
// for (int i = 0; i < dLines[3].AsInt(); i++)
// {
// string[] dd = dLines[i + 4].Split(',');
// details.LLATs.Add(new LLAT() { TimestampOffset = dd[0].AsInt(), Lat = dd[1].AsDouble(), Long = dd[2].AsDouble(), Altitude = dd[3].AsDouble() });
// }
//
// LLAT llat = null;
// int offsetTime = f.Timestamp - details.TakeoffTimestamp;
// var exact = details.LLATs.Where(p => p.TimestampOffset == offsetTime).SingleOrDefault();
// if (exact != null)
// {
// llat = exact;
// }
// else
// {
// int detN = 0;
// foreach(var det in details.LLATs)
// {
// if (offsetTime < det.TimestampOffset)
// {
// break;
// }
// detN++;
// }
// if (detN == 0)
// {
// System.Console.WriteLine("ERROR");
// }
// var first = details.LLATs[detN - 1];
// var second = details.LLATs[detN];
//
// llat = new LLAT() { TimestampOffset = offsetTime,
// Lat = Interpolate(offsetTime, first.Lat, first.TimestampOffset, second.Lat, second.TimestampOffset),
// Long = Interpolate(offsetTime, first.Long, first.TimestampOffset, second.Long, second.TimestampOffset),
// Altitude = Interpolate(offsetTime, first.Altitude, first.TimestampOffset, second.Altitude, second.TimestampOffset)
// };
// }
// result.Add(llat);
//}
//
//var s = result.Select(p => String.Format("{0:0.0000000000000} {1:0.0000000000000} {2:0.0000000000000}", p.Lat, p.Long, p.Altitude)).ToArray();
//System.IO.File.WriteAllLines(filename + ".out", s);
//Level 1
//var minTime = flights.Min(p => p.Timestamp);
//var maxTime = flights.Max(p => p.Timestamp);
//var minLat = flights.Min(p => p.Lat);
//var maxLat = flights.Max(p => p.Lat);
//var minLong = flights.Min(p => p.Long);
//var maxLong = flights.Max(p => p.Long);
//var maxAlt = flights.Max(p => p.Altitude);
//IList<String> s = new List<String>() {
// minTime + " " + maxTime,
// minLat + " " + maxLat,
// minLong + " " + maxLong,
// maxAlt.ToString(),
// };
//System.IO.File.WriteAllLines(filename + ".out", s);
//Level 2
//var ff = flights.Select(p => new { port = p.Start.Name + " " + p.Destination.Name, time = p.Takeoff }).Distinct();
//var f = ff.GroupBy(p => p.port).OrderBy(p => p.Key).Select(p => new { sd = p.Key, count = p.Count() }).ToArray();
//var s = f.Select(p => p.sd + " " + p.count).ToArray();
//var j = f.Sum(p => p.count);
//System.IO.File.WriteAllLines(filename + ".out", s);
//Level 3
//int r = 6371000;
//var xyz = flights.Select(p => new Position()
//{
// x = (r + p.Altitude) * Math.Cos(DegreeToRad(p.Lat)) * Math.Cos(DegreeToRad(p.Long)),
// y = (r + p.Altitude) * Math.Cos(DegreeToRad(p.Lat)) * Math.Sin(DegreeToRad(p.Long)),
// z = (r + p.Altitude) * Math.Sin(DegreeToRad(p.Lat))
//});
//var s = xyz.Select(p => p.x + " " + p.y + " " + p.z).ToArray();
//System.IO.File.WriteAllLines(filename + ".out", s);
}
Console.ReadKey();
}
