using System;
using System.Text;
using System.Text.RegularExpressions;


class Snake
{
    public struct PositionInCube
    {
        public short currTable, currRow, currCol;

        public PositionInCube(short cT, short cR, short cC)
        {
            currTable = cT;
            currRow = cR;
            currCol = cC;
        }
    };

    public static string ExtractCubeLayers(ref string cubeField)
    {
        StringBuilder sb = new StringBuilder();

        foreach (char c in cubeField)
            if (c == 'o' || c == 's' || c == 'a')
                sb.Append(c);

        return sb.ToString();
    }

    public static void ExtractCommand(ref string currCommand)
    {
        switch (currCommand[0])
        {
            case 'u': currCommand = "up"; break;
            case 'd': currCommand = "down"; break;
            case 'f': currCommand = "forward"; break;
            case 'b': currCommand = "backward"; break;
            case 'l': currCommand = "left"; break;
            case 'r': currCommand = "right"; break;
            default: currCommand = "end"; break;
        }
    }

    public static void HandleSnakeMovement(short cubeSize, ref PositionInCube snakePos, ref bool snakeStatus, string currCommand)
    {
        bool snakeIsDead = false;

        if (currCommand == "up")
        {
            if (snakePos.currTable == 0) snakeStatus = snakeIsDead;
            else snakePos.currTable--;
        }

        else if (currCommand == "down")
        {
            if (snakePos.currTable == cubeSize - 1) snakeStatus = snakeIsDead;
            else snakePos.currTable++;
        }

        else if (currCommand == "forward")
        {
            if (snakePos.currRow == 0) snakeStatus = snakeIsDead;
            else snakePos.currRow--;
        }

        else if (currCommand == "backward")
        {
            if (snakePos.currRow == cubeSize - 1) snakeStatus = snakeIsDead;
            else snakePos.currRow++;
        }

        else if (currCommand == "left")
        {
            if (snakePos.currCol == 0) snakeStatus = snakeIsDead;
            else snakePos.currCol--;
        }

        else
        {
            if (snakePos.currCol == cubeSize - 1) snakeStatus = snakeIsDead;
            else snakePos.currCol++;
        }
    }

    static void Main()
    {
        byte cubeSize = byte.Parse(Console.ReadLine());

        char[][,] cube = new char[cubeSize][,];

        for (short layer = 0; layer < cube.Length; ++layer)
            cube[layer] = new char[cubeSize, cubeSize];

        PositionInCube snakePos = new PositionInCube(0, 0, 0);

        short c, row = -1;
        bool snakeIsAlive = true;

        for (byte fields = 0; fields < cubeSize; ++fields)
        {
            string cubeField = Console.ReadLine();
            cubeField = ExtractCubeLayers(ref cubeField);
            c = 0;
            row++;
            for (byte table = 0; table < cubeSize; ++table)
                for (byte col = 0; col < cubeSize; ++col, ++c)
                {
                    cube[row][table, col] = cubeField[c];

                    if (cubeField[c] == 's')
                    {
                        snakePos.currTable = table;
                        snakePos.currRow = row;
                        snakePos.currCol = col;
                    }
            }
        }

        short applesEatenBySnake = 0;
        string prevCommand, currCommand = "";
        prevCommand = Console.ReadLine();

        while (snakeIsAlive)
        {
            currCommand = Console.ReadLine();
            short steps = short.Parse(Regex.Match(currCommand, @"\d+").Value);
            ExtractCommand(ref currCommand);

            for (short repeatCommand = 0; repeatCommand < steps; ++repeatCommand)
            {
                HandleSnakeMovement(cubeSize, ref snakePos, ref snakeIsAlive, prevCommand);

                if (cube[snakePos.currRow][snakePos.currTable, snakePos.currCol] == 'a')
                {
                    cube[snakePos.currRow][snakePos.currTable, snakePos.currCol] = ' ';
                    applesEatenBySnake++;
                }
            }

            if (currCommand == "end") break;

            prevCommand = currCommand;
        }

        Console.WriteLine("Points collected: {0}", applesEatenBySnake);
        if (!snakeIsAlive) Console.WriteLine("The snake dies.");
    }
}