280 lines
12 KiB
C#
280 lines
12 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using System.Xml;
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using CDSAE3_Lian_Lian_Kan;
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using static System.Windows.Forms.VisualStyles.VisualStyleElement.Rebar;
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namespace CDSAE3_Lian_Lian_Kan.Boards
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{
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public partial class Board:IBoard
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{
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private int[,] Bd = { { } };//y,x
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private Dictionary<int, List<(int, int)>> board_Index = new Dictionary<int, List<(int, int)>>();
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private int[] Vals_per_Image { get; set; } = Array.Empty<int>();
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private int total;
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private int Total
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{
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get
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{
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return total;
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}
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set
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{
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total = value;
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if (Total == 0)
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Etcs.game_mode_form?.Finished_Handler(this, new Forms.FinishArgs { finish_Type = Forms.FinishArgs.Finish_Type.All_done });
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}
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}
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private Board_funcs board_Funcs = new Board_funcs();
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public int[,] make_board()//Size from Etcs.get_length_width()
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{
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size = Etcs.get_length_width();
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var (width, height) = size;
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Bd = new int[height + 2, width + 2];
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for (int i = 0; i < height + 2; i++)
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for (int j = 0; j < width + 2; j++)
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Bd[i, j] = -1;
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int sum = width * height;
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if (sum % 2 != 0)
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sum--;
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total = sum;
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int types = Etcs.Images_size();
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Vals_per_Image = board_Funcs.get_vals_per_image(Total, types);
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int last_val = -1;
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int cur_width = 1, cur_height = 1;
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var temp_val_per_Image = (int[])Vals_per_Image.Clone();
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for (int i = 0; i < sum; i++)
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{
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Bd[cur_height, cur_width] = board_Funcs.getval(ref temp_val_per_Image, ref last_val, types);
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if (board_Index.TryGetValue(Bd[cur_height, cur_width], out var index))
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index.Add((cur_width, cur_height));
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else
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board_Index.Add(Bd[cur_height, cur_width], new List<(int, int)> { (cur_width, cur_height) });
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cur_width++;
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if (cur_width > width)
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{
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cur_height++;
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cur_width = 1;
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}
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}
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return Bd;
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}
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public int[,] remake_board()
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{
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board_Index.Clear();
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var rand = new Random();
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int[] temp_val_per_Image = (int[])Vals_per_Image.Clone();
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int types = Vals_per_Image.Length;
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int height = Bd.GetLength(0);
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int width = Bd.GetLength(1);
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int last_val = -1;
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for (int i = 0; i < height; i++)
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for (int j = 0; j < width; j++)
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if (Bd[i, j] != -1)
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{
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Bd[i, j] = board_Funcs.getval(ref temp_val_per_Image, ref last_val, types);
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if (board_Index.TryGetValue(Bd[i, j], out var index))
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index.Add((j, i));
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else
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board_Index.Add(Bd[i, j], new List<(int, int)> { (j, i) });
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}
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return Bd;
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}
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public (bool, List<(int, int)>?) test((int, int) a, (int, int) b)//x,y
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{
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bool reverse = false;
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if (a == b)
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return (false, null);
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if (Bd[a.Item2, a.Item1] != Bd[b.Item2, b.Item1])
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return (false, null);
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var (xa, ya) = a;
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var (xb, yb) = b;
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Func<bool, int, int, int, bool> line_test = (bool x, int ct, int from, int to) =>
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{//ct is x (x==true)left to right ///up to down
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if (from > to)
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(from, to) = (to, from);
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if (x)
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{
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for (int i = from + 1; i < to; i++)
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if (Bd[ct, i] != -1)
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return false;
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}
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else
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for (int i = from + 1; i < to; i++)
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if (Bd[i, ct] != -1)
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return false;
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return true;
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};
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if (xa == xb)
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if (line_test(false, xa, ya, yb))
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return (true, new List<(int, int)> { a, b });
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if (ya == yb)
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if (line_test(true, ya, xa, xb))
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return (true, new List<(int, int)> { a, b });
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(int, int)[] squareA = new (int, int)[4];
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(int, int)[] squareB = new (int, int)[4];//urdl
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{//two line test
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HashSet<(int, int)> reachableA = new HashSet<(int, int)>(), reachableB = new HashSet<(int, int)>();
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Func<(int, int), HashSet<(int, int)>, bool> check_insert = ((int, int) pos, HashSet<(int, int)> insert) =>//x,y
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{
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if (pos.Item1 < 0 || pos.Item2 < 0 || pos.Item1 >= Bd.GetLength(1) || pos.Item2 >= Bd.GetLength(0))
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return false;
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if (Bd[pos.Item2, pos.Item1] == -1)
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{
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insert.Add(pos);
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return true;
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}
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return false;
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};
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Func<(int, int), HashSet<(int, int)>, HashSet<(int, int)>, (int, int)[], (bool, int, int)> cross_test = ((int, int) pos, HashSet<(int, int)> insert, HashSet<(int, int)> test, (int, int)[] square) =>//x,y
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{
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var (x, y) = pos;
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for (x--; ; x--)
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if (check_insert((x, y), insert))
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{
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if (test.Contains((x, y)))
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return (true, x, y);
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}
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else
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{
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square[3] = (x + 1, y);
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break;
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}
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(x, y) = pos;
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for (x++; ; x++)
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if (check_insert((x, y), insert))
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{
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if (test.Contains((x, y)))
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return (true, x, y);
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}
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else
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{
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square[1] = (x - 1, y);
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break;
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}
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(x, y) = pos;
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for (y--; ; y--)
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if (check_insert((x, y), insert))
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{
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if (test.Contains((x, y)))
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return (true, x, y);
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}
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else
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{
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square[0] = (x, y + 1);
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break;
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}
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(x, y) = pos;
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for (y++; ; y++)
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if (check_insert((x, y), insert))
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{
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if (test.Contains((x, y)))
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return (true, x, y);
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}
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else
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{
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square[2] = (x, y - 1);
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break;
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}
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return (false, -1, -1);
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};
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cross_test(a, reachableA, reachableB, squareA);
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var (find_ans, pax, pay) = cross_test(b, reachableB, reachableA, squareB);
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if (find_ans)
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return (true, new List<(int, int)> { a, (pax, pay), b });
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if (reachableA.Count > reachableB.Count)
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{
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(a, b) = (b, a);
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reverse = true;
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}
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}
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{//three line test
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Func<(int, int), (int, int), (bool, (int, int))> intersection = ((int, int) a, (int, int) b) =>//first small last big
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{
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if (a.Item1 > b.Item1)
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(a, b) = (b, a);
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if (a.Item2 < b.Item1)
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return (false, (-1, -1));
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if (a.Item2 > b.Item2)
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return (true, (b.Item1, b.Item2));
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return (true, (b.Item1, a.Item2));
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};
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var (throughx, xrange) = intersection((squareA[3].Item1, squareA[1].Item1), (squareB[3].Item1, squareB[1].Item1));
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var (throughy, yrange) = intersection((squareA[0].Item2, squareA[2].Item2), (squareB[0].Item2, squareB[2].Item2));
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Func<(int, int), int, List<int>> swing_check = ((int, int) range, int center) =>
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{
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List<int> result = new List<int>();
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if (center < range.Item1)
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{
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for (int k = range.Item1; k <= range.Item2; k++)
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result.Add(k);
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return result;
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}
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if (center > range.Item2)
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{
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for (int k = range.Item2; k >= range.Item1; k--)
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result.Add(k);
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return result;
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}
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result.Add(center);
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Func<int, bool> inrange = (int t) => t >= range.Item1 && t <= range.Item2;
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bool go_on = true;
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for (int i = 1; go_on; i++)
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{
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go_on = false;
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if (go_on |= inrange(center + i))
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result.Add(center + i);
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if (go_on |= inrange(center - i))
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result.Add(center - i);
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}
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return result;
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};
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if (throughx)
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foreach (int i in swing_check(xrange, a.Item1))
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if (line_test(false, i, a.Item2, b.Item2))
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if (reverse)
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return (true, new List<(int, int)> { b, (i, b.Item2), (i, a.Item2), a });
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else
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return (true, new List<(int, int)> { a, (i, a.Item2), (i, b.Item2), b });
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if (throughy)
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foreach (int i in swing_check(yrange, a.Item2))
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if (line_test(true, i, a.Item1, b.Item1))
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if (reverse)
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return (true, new List<(int, int)> { b, (b.Item1, i), (a.Item1, i), a });
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else
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return (true, new List<(int, int)> { a, (a.Item1, i), (b.Item1, i), b });
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}
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return (false, null);
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}
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public void decrease(params (int, int)[] poss)
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{
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foreach (var (x, y) in poss)
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{
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int type = Bd[y, x];
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Bd[y, x] = -1;
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if (!board_Index[type].Remove((x, y)))
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throw new Exception("Val not Found in board_Index");
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Vals_per_Image[type]--;
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Total--;
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}
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}
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public List<List<(int, int)>> get_tip((int, int) start)
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{
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List<List<(int, int)>> ans = new List<List<(int, int)>>();
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if (board_Index.TryGetValue(Bd[start.Item2, start.Item1], out var tip))
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foreach (var pos in tip)
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{
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var (result, path) = test(start, pos);
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if (result && path != null)
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ans.Add(path);
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}
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return ans;
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}
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public (int, int) size { get; set; }//width,height
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}
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}
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