skyscraper...

PuzzlePlayer/Board.cs

@@ -60,19 +60,6 @@ namespace PuzzlePlayer_Namespace
         }
 
 
-        // checks if the board is valid and solvable before setting the variable.
-        public bool setBoardState(int[,] newState)
-        {
-            int[,] copy = boardState;
-            boardState = newState;
-            if (IsBoardValid(newState) && Solve(false) == SOLUTIONS.UNIQUE)
-                return true;
-            else
-            {
-                boardState = copy;
-                return false;
-            }
-        }
 
         public abstract void Draw(Graphics gr, Rectangle r);
         // a methode for solving the whole board. It uses the private SolveStep methode untill the whole board is solved
@@ -108,20 +95,7 @@ namespace PuzzlePlayer_Namespace
         }
 
         // abstract methode for solving one step
-        private Move? SolveStep(int[,] currentBoardState)
-        {
-            // get a list with all the possible moves
-            List<Move> moves = GetSolveList(currentBoardState);
-
-            // if there are no moves found then null is returned
-            if (moves.Count == 0)
-                return null;
-
-            // return one of the possible moves
-            // (if the first one is always chosen than that may lead to expected behavior. For example if the possible moves are checked in a certain order)
-            Random rnd = new Random();
-            return moves[rnd.Next(0, moves.Count - 1)];
-        }
+        public virtual Point Hint() { return new Point(0, 0); }
 
         // a abstract methode to get a list of all possible moves
         protected abstract List<Move> GetSolveList(int[,] boardToSolve); 

PuzzlePlayer/PuzzlePlayer.cs

@@ -10,7 +10,7 @@ namespace PuzzlePlayer_Namespace
     {
         internal static void Main(string[] args)
         {
-            Application.Run(new PuzzleForm(new Skyscrapers(6)));
+            Application.Run(new MainForm());
         }
     }
 

PuzzlePlayer/Skyscrapers.cs

 using System;
 using System.Collections.Generic;
+using System.ComponentModel;
 using System.Drawing;
 using System.Drawing.Text;
 using System.IO;
@@ -9,6 +10,7 @@ using System.Text;
 using System.Threading.Tasks;
 using System.Windows.Forms;
 using System.Windows.Forms.Design;
+using System.Windows.Forms.VisualStyles;
 
 namespace PuzzlePlayer_Namespace
 {
@@ -96,30 +98,7 @@ namespace PuzzlePlayer_Namespace
 
         public override void Generate()
         {
-            boardState = GetClearBoard(boardState.GetLength(0));
-            candidateState = new string[boardState.GetLength(0), boardState.GetLength(1)];
-            Random random = new Random();
-            void RandomFillLine(int direction)
-            {
-                List<int> options = new List<int>();
-                for (int i = 0; i < boardState.GetLength(0) - 2; i++)
-                    options.Add(i + 1);
-                int deficit = 0;
-                if (boardState[1, 1] != emptySpace)
-                {
-                    options.Remove(boardState[1, 1]);
-                    deficit++;
-                }
-                for (int i = deficit; i < boardState.GetLength(0) - 2; i++)
-                {
-                    int index = random.Next(options.Count);
-                    boardState[1 + i * (1 - direction), 1 + i * direction] = options[index];
-                    options.RemoveAt(index);
-                }
-            }
-            RandomFillLine(0);
-            RandomFillLine(1);
-            return;
+
         }
 
         public override void TileInput(Point? p, Keys k)