diff --git a/2018_06/Program.cs b/2018_06/Program.cs
index debb326..4fb4cf6 100644
--- a/2018_06/Program.cs
+++ b/2018_06/Program.cs
@@ -13,7 +13,7 @@ namespace _2018_06
         static void Main(string[] args)
         {
             string[] resTab = File.ReadAllLines(@"..\..\..\Data\Adventofcode_181206\2018_06_data.txt");
-            List<Tuple<int, int>> koords = new List<Tuple<int, int>>();
+            List<Tuple<string, int, int>> koords = new List<Tuple<string, int, int>>();
             Tuple<int, int> tuple = null;
             foreach (string v in resTab)
             {
@@ -23,31 +23,40 @@ namespace _2018_06
             }
 
             int points = 0;
-            int al = 999+999, bl = 0;
-            int a1=999, a2 = 999;
-            int b1 = 0, b2 = 0;
+            int a=0;
+            int b = 0;
 
             foreach (Tuple<int,int> tp in koords)
             {
                 points++;
                 WriteLine($"point {points}, X: {tp.Item1} Y: {tp.Item2}");
-                if (tp.Item1 + tp.Item2 < al)
+                if (tp.Item1 > a)
                 {
-                    a1 = tp.Item1;
-                    a2 = tp.Item2;
+                    a = tp.Item1;
                 }
 
-                if (tp.Item1 + tp.Item2 > bl)
+                if (tp.Item2 > b)
                 {
-                    b1 = tp.Item1;
-                    b2 = tp.Item2;
+                    b = tp.Item2;
                 }
             }
-            WriteLine($"low value: {a1},{a2} high value: {b1},{b2}");
+            WriteLine($"max value: {a},{b}");
             ReadKey();
 
+
             
 
+        }
+
+        public string ChNumber(int i)
+        {
+            const string nbr = "ABCDEFGHIJKLMNOPQRSTUVXYZ";
+            var cnbr = nbr.ToCharArray();
+            string tmpSvar = "";
+            
+
+
+            return tmpSvar;
         }
     }
 }