static void Main(string[] args)
{
string LON = Console.ReadLine();
string LAT = Console.ReadLine();
int N = int.Parse(Console.ReadLine());
Defib defibr = null;
double lon = double.Parse(LON.Replace(",", "."));
double lat = double.Parse(LAT.Replace(",", "."));
for (int i = 0; i < N; i++)
{
string DEFIB = Console.ReadLine();
var def = new Defib(DEFIB);
if (defibr == null)
{
defibr = def;
}
else
{
var dist = def.Distance(lon, lat);
if (dist < defibr.Distance(lon, lat))
{
defibr = def;
}
}
}
Console.WriteLine(defibr.Name);
}
static void Main(string[] args)
{
string LON = Console.ReadLine().Replace(',', '.');
string LAT = Console.ReadLine().Replace(',', '.');
User user = new User(LON, LAT);
int N = int.Parse(Console.ReadLine());
List <Defib> defibsList = new List <Defib>(); //list of Defib objects
for (int i = 0; i < N; i++)
{
// add all defibs to list
defibsList.Add(new Defib(Console.ReadLine()));
}
// find the closest defib object
Defib closestDefib = user.findClosestDefib(defibsList);
Console.WriteLine(closestDefib.name);
}
public static void Simulate(int?maxIterations = null)
{
var current = new Location
{
Long = float.Parse(Console.ReadLine().Replace(',', '.')),
Lat = float.Parse(Console.ReadLine().Replace(',', '.'))
};
var defibCount = int.Parse(Console.ReadLine());
Defib closest = null;
double?closestDistance = null;
for (var i = 0; i < defibCount; i++)
{
var data = Console.ReadLine();
var parts = data.Split(';').Select(x => x.Trim()).ToList();
var defib = new Defib
{
Name = parts[1],
Location = new Location
{
Long = float.Parse(parts[4].Replace(',', '.')),
Lat = float.Parse(parts[5].Replace(',', '.'))
}
};
var x1 = (defib.Location.Long - current.Long) * Math.Cos((current.Lat - defib.Location.Lat) / 2);
var y = defib.Location.Lat - current.Lat;
var distance = Math.Sqrt(Math.Pow(x1, 2) + Math.Pow(y, 2)) * 6371;
if (distance < closestDistance.GetValueOrDefault(double.MaxValue))
{
closest = defib;
closestDistance = distance;
}
}
Console.WriteLine(closest.Name);
}
static string FindClosestDefib(string lon, string lat, IEnumerable <Defib> defibs)
{
const double earthRadius = 6371;
var longitude = Double.Parse(lon.Replace(',', '.'));
var latitude = Double.Parse(lat.Replace(',', '.'));
double shortestDistance = Double.MaxValue;
Defib closestDefib = null;
foreach (var d in defibs)
{
var x = (longitude - d.Longitude) * Math.Cos((d.Latitude + latitude) / 2);
var y = latitude - d.Latitude;
var dist = Math.Sqrt((x * x) + (y * y)) * earthRadius;
if (dist < shortestDistance)
{
shortestDistance = dist;
closestDefib = d;
}
}
return(closestDefib.Name);
}
static void Main(string[] args)
{
string lon = Console.ReadLine();
string lat = Console.ReadLine();
int n = int.Parse(Console.ReadLine());
var defibs = new Defib[n];
for (int i = 0; i < n; i++)
{
var defibDetails = Console.ReadLine().Split(';');
defibs[i] = new Defib
{
ID = Int32.Parse(defibDetails[0]),
Name = defibDetails[1],
Address = defibDetails[2],
Phone = defibDetails[3],
Longitude = Double.Parse(defibDetails[4].Replace(',', '.')),
Latitude = Double.Parse(defibDetails[5].Replace(',', '.'))
};
}
Console.WriteLine(FindClosestDefib(lon, lat, defibs));
}
