2차원 배열 이동

using System;
using System.Collections.Generic;
using System.Linq;
using System.Runtime.InteropServices;
using System.Text;
using System.Threading.Tasks;

namespace LearnDotnet
{
    internal class App
    {
        //생성자
        int[,] playerMap;
        int rowIdx;
        int colIdx;
        public App()
        {
            int[,] arr =
            {
                {1,1,1 },
                {1,1,2 }
            };

            playerMap = new int[arr.GetLength(0),arr.GetLength(1)];

         

            this.rowIdx = 1;
            this.colIdx = 2;
            playerMap[this.rowIdx, this.colIdx] = 100;

            this.PrintMap(playerMap);
            this.PrintSpace();

            this.MoveLeft();
            this.PrintMap(playerMap);
            this.PrintSpace();

            this.MoveLeft();
            this.PrintMap(playerMap);
            this.PrintSpace();

            this.MoveLeft();
            this.PrintMap(playerMap);
            this.PrintSpace();



        }
        void PrintSpace()
        {
            Console.WriteLine();
        }
        void PrintMap(int[,] arr)
        {
            for (int x = 0; x < arr.GetLength(0); x++)
            {
                for (int y = 0; y < arr.GetLength(1); y++)
                {
                    Console.Write("{0} ", arr[x, y]);
                }
                Console.WriteLine();
            }
        }
        void MoveLeft()
        {
            if (this.colIdx != 0)
            {
                playerMap[this.rowIdx, this.colIdx - 1] = 100;
                playerMap[this.rowIdx, this.colIdx] = 0;
                this.colIdx -= 1;
                Console.WriteLine("왼쪽으로 이동 [{0},{1}], {2}", this.rowIdx, this.colIdx, this.playerMap[this.rowIdx, this.colIdx]);
            }
            else 
            { 
                Console.WriteLine("이동이 불가능 합니다."); 
                return; 
            }
        }
    }
}