Crystal Rush - C# Starter

CR_Starter.cs

using System;
using System.Linq;
using System.IO;
using System.Text;
using System.Collections;
using System.Collections.Generic;


enum EntityType
{
  NONE = -1, MY_ROBOT = 0, OPPONENT_ROBOT = 1, RADAR = 2, TRAP = 3, ORE = 4
}

class Cell
{
  public int Ore { get; set; }
  public bool Hole { get; set; }
  public bool Known { get; set; }

  public void Update(string ore, int hole)
  {
    Hole = hole == 1;
    Known = !"?".Equals(ore);
    if (Known)
    {
      Ore = int.Parse(ore);
    }
  }
}

class Game
{
  // Given at startup
  public readonly int Width;
  public readonly int Height;

  // Updated each turn
  public List<Robot> MyRobots { get; set; }
  public List<Robot> OpponentRobots { get; set; }
  public Cell[,] Cells { get; set; }
  public int RadarCooldown { get; set; }
  public int TrapCooldown { get; set; }
  public int MyScore { get; set; }
  public int OpponentScore { get; set; }
  public List<Entity> Radars { get; set; }
  public List<Entity> Traps { get; set; }

  public Game(int width, int height)
  {
    Width = width;
    Height = height;
    MyRobots = new List<Robot>();
    OpponentRobots = new List<Robot>();
    Cells = new Cell[width, height];
    Radars = new List<Entity>();
    Traps = new List<Entity>();

    for (int x = 0; x < width; ++x)
    {
      for (int y = 0; y < height; ++y)
      {
        Cells[x, y] = new Cell();
      }
    }
  }
}

class Coord
{
  public static readonly Coord NONE = new Coord(-1, -1);

  public int X { get; }
  public int Y { get; }

  public Coord(int x, int y)
  {
    X = x;
    Y = y;
  }

  // Manhattan distance (for 4 directions maps)
  // see: https://en.wikipedia.org/wiki/Taxicab_geometry
  public int Distance(Coord other)
  {
    return Math.Abs(X - other.X) + Math.Abs(Y - other.Y);
  }

  public override bool Equals(object obj)
  {
    if (obj == null) return false;
    if (this.GetType() != obj.GetType()) return false;
    Coord other = (Coord)obj;
    return X == other.X && Y == other.Y;
  }

  public override int GetHashCode()
  {
    return 31 * (31 + X) + Y;
  }
}

class Entity
{
  public int Id { get; set; }
  public Coord Pos { get; set; }
  public EntityType Item { get; set; }

  public Entity(int id, Coord pos, EntityType item)
  {
    Id = id;
    Pos = pos;
    Item = item;
  }
}

class Robot : Entity
{
  public Robot(int id, Coord pos, EntityType item) : base(id, pos, item)
  { }

  bool IsDead()
  {
    return Pos.Equals(Coord.NONE);
  }

  public static string Wait(string message = "")
  {
    return $"WAIT {message}";
  }

  public static string Move(Coord pos, string message = "")
  {
    return $"MOVE {pos.X} {pos.Y} {message}";
  }

  public static string Dig(Coord pos, string message = "")
  {
    return $"DIG {pos.X} {pos.Y} {message}";
  }

  public static string Request(EntityType item, string message = "")
  {
    return $"REQUEST {item} {message}";
  }
}

/**
 * Deliver more ore to hq (left side of the map) than your opponent. Use radars to find ore but beware of traps!
 **/
class Player
{
  static void Main(string[] args)
  {
    new Player();
  }

  Game game;

  public Player()
  {
    string[] inputs;
    inputs = Console.ReadLine().Split(' ');
    int width = int.Parse(inputs[0]);
    int height = int.Parse(inputs[1]); // size of the map

    game = new Game(width, height);

    // game loop
    while (true)
    {
      inputs = Console.ReadLine().Split(' ');
      game.MyScore = int.Parse(inputs[0]); // Amount of ore delivered
      game.OpponentScore = int.Parse(inputs[1]);
      for (int i = 0; i < height; i++)
      {
        inputs = Console.ReadLine().Split(' ');
        for (int j = 0; j < width; j++)
        {
          string ore = inputs[2 * j];// amount of ore or "?" if unknown
          int hole = int.Parse(inputs[2 * j + 1]);// 1 if cell has a hole
          game.Cells[j, i].Update(ore, hole);
        }
      }
      inputs = Console.ReadLine().Split(' ');
      int entityCount = int.Parse(inputs[0]); // number of entities visible to you
      game.RadarCooldown = int.Parse(inputs[1]); // turns left until a new radar can be requested
      game.TrapCooldown = int.Parse(inputs[2]); // turns left until a new trap can be requested
      game.Radars.Clear();
      game.Traps.Clear();
      game.MyRobots.Clear();
      game.OpponentRobots.Clear();
      for (int i = 0; i < entityCount; i++)
      {
        inputs = Console.ReadLine().Split(' ');
        int id = int.Parse(inputs[0]); // unique id of the entity
        EntityType type = (EntityType)int.Parse(inputs[1]); // 0 for your robot, 1 for other robot, 2 for radar, 3 for trap
        int x = int.Parse(inputs[2]);
        int y = int.Parse(inputs[3]); // position of the entity
        EntityType item = (EntityType)int.Parse(inputs[4]); // if this entity is a robot, the item it is carrying (-1 for NONE, 2 for RADAR, 3 for TRAP, 4 for ORE)
        Coord coord = new Coord(x, y);
        switch (type)
        {
          case EntityType.MY_ROBOT:
            game.MyRobots.Add(new Robot(id, coord, item));
            break;
          case EntityType.OPPONENT_ROBOT:
            game.OpponentRobots.Add(new Robot(id, coord, item));
            break;
          case EntityType.RADAR:
            game.Radars.Add(new Entity(id, coord, item));
            break;
          case EntityType.TRAP:
            game.Traps.Add(new Entity(id, coord, item));
            break;
        }
      }
      for (int i = 0; i < 5; i++)
      {
        // To debug: Console.Error.WriteLine("Debug messages...");

        Robot robot = game.MyRobots[i];
        string action = Robot.Wait("C# Starter");

        // Implement action selection logic here.

        // WAIT|MOVE x y|REQUEST item|DIG x y
        Console.WriteLine(action);

      }
    }
  }
}

@duckymirror. Thanks. Edited.

I found another bug: Robot.Request should be

public static string Request(EntityType item, string message = "")
{
  return $"REQUEST {item} {message}";
}

game.RadarCooldown and game.TrapCooldown should be set around line 187.

I found another bug: Robot.Request should be

public static string Request(EntityType item, string message = "")
{
  return $"REQUEST {item} {message}";
}

Thanks, Edited.

game.RadarCooldown and game.TrapCooldown should be set around line 187.

Thanks, Edited.