From a0a6b91945e3b07fe72fbb26e9a473d05306a36a Mon Sep 17 00:00:00 2001
From: kuncsanadlajos <kuncsanadlajos@Neumann-13>
Date: Thu, 18 Apr 2024 13:13:25 +0200
Subject: [PATCH] 8.

---
 RealEstate/Ad.cs      |  3 ++-
 RealEstate/Program.cs | 11 ++++++++++-
 2 files changed, 12 insertions(+), 2 deletions(-)

diff --git a/RealEstate/Ad.cs b/RealEstate/Ad.cs
index 31ba35b..b1d9853 100644
--- a/RealEstate/Ad.cs
+++ b/RealEstate/Ad.cs
@@ -85,11 +85,12 @@ namespace RealEstate
             Seller = new Seller(int.Parse(t[9]), t[10], t[11]);
             Category = new Category(int.Parse(t[12]), t[13]);
         }
+        //7. feladat
         public double DistanceTo(double lat2, double long2)
         {
             double lat1 = double.Parse(LatLong.Split(',')[0].Replace('.',','));
             double long1 = double.Parse(LatLong.Split(',')[1].Replace('.',','));
-            return Math.Sqrt();
+            return Math.Sqrt(Math.Pow(lat1-lat2,2)+ Math.Pow(long1-long2,2));
         }
     }
 }
diff --git a/RealEstate/Program.cs b/RealEstate/Program.cs
index 1815c2e..1bcf389 100644
--- a/RealEstate/Program.cs
+++ b/RealEstate/Program.cs
@@ -25,10 +25,19 @@ namespace RealEstate
             double atlag = fszsumma / darab;
             Console.WriteLine($"6.feladat: A földszinti ingatlanok átlagos alapterülete: {atlag:F2} m2.");
 
-            //6.feladat - Lambda
+            //6. feladat - Lambda
             //double atlag2 = hirdetesek.Average(h => h.Area);
             double atlag2 = hirdetesek.Where(h => h.Floors == 0).Average(h => h.Area);
             Console.WriteLine($"6.feladat/2: A földszinti ingatlanok átlagos alapterülete: {atlag2:F2} m2.");
+
+            //8. feladat
+            List<Ad> tehermentesek = hirdetesek.Where(h => h.FreeOfCharge).ToList().OrderBy(h => h.DistanceTo(47.4164220114023, 19.066342425796986)).ToList();
+            Ad legkozelebbi = tehermentesek[0];
+            Console.WriteLine("8. feladat: A Mesevár óvodához legközelebbi tehermentes ingatlan adatai: ");
+            Console.WriteLine($"\tEladó neve: {legkozelebbi.Seller.Name}");
+            Console.WriteLine($"\tEladó telefonja: {legkozelebbi.Seller.Phone}");
+            Console.WriteLine($"\tAlapterület: {legkozelebbi.Area}");
+            Console.WriteLine($"\tSzobák száma: {legkozelebbi.Rooms}");
         }
     }
 }