MouseInTheKitchen

using System;

class Program
{
    static void Main()
    {
        string[] dimensions = Console.ReadLine().Split(',');
        int rows = int.Parse(dimensions[0]);
        int cols = int.Parse(dimensions[1]);

        char[,] matrix = new char[rows, cols];
        int mouseRow = -1;
        int mouseCol = -1;
        int cheeseCount = 0;

        for (int row = 0; row < rows; row++)
        {
            string input = Console.ReadLine();
            for (int col = 0; col < cols; col++)
            {
                matrix[row, col] = input[col];
                if (matrix[row, col] == 'M')
                {
                    mouseRow = row;
                    mouseCol = col;
                }
                else if (matrix[row, col] == 'C')
                {
                    cheeseCount++;
                }
            }
        }

        while (true)
        {
            string command = Console.ReadLine();

            if (command == "danger")
            {
                Console.WriteLine("Mouse will come back later!");
                break;
            }

            int newMouseRow = mouseRow;
            int newMouseCol = mouseCol;

            switch (command)
            {
                case "up":
                    newMouseRow--;
                    break;
                case "down":
                    newMouseRow++;
                    break;
                case "left":
                    newMouseCol--;
                    break;
                case "right":
                    newMouseCol++;
                    break;
            }

            if (!IsInsideMatrix(newMouseRow, newMouseCol, rows, cols))
            {
                Console.WriteLine("No more cheese for tonight!");
                break;
            }

            char newPosition = matrix[newMouseRow, newMouseCol];

            if (newPosition == '@')
            {
                continue;
            }
            else if (newPosition == 'T')
            {
                matrix[mouseRow, mouseCol] = '*';
                matrix[newMouseRow, newMouseCol] = 'M';
                Console.WriteLine("Mouse is trapped!");
                break;
            }
            else if (newPosition == 'C')
            {
                matrix[mouseRow, mouseCol] = '*';
                matrix[newMouseRow, newMouseCol] = 'M';
                cheeseCount--;

                if (cheeseCount == 0)
                {
                    Console.WriteLine("Happy mouse! All the cheese is eaten, good night!");
                    break;
                }
            }
            else if (newPosition == '*')
            {
                matrix[mouseRow, mouseCol] = '*';
                matrix[newMouseRow, newMouseCol] = 'M';
            }

            mouseRow = newMouseRow;
            mouseCol = newMouseCol;
        }

        PrintMatrix(matrix, rows, cols);
    }

    static bool IsInsideMatrix(int row, int col, int rows, int cols)
    {
        return row >= 0 && row < rows && col >= 0 && col < cols;
    }

    static void PrintMatrix(char[,] matrix, int rows, int cols)
    {
        for (int row = 0; row < rows; row++)
        {
            for (int col = 0; col < cols; col++)
            {
                Console.Write(matrix[row, col]);
            }
            Console.WriteLine();
        }
    }
}