using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace CDSAE3_Lian_Lian_Kan.Board_funcs { internal interface IBoard { public int[,] make_board(); public int[,] remake_board(); public (bool, List<(int, int)>?) test((int, int) a, (int, int) b); public void decrease(params (int, int)[] poss); } }