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#include <iostream>

using namespace std;

int szerokosc = 0;
int wysokosc = 0;
int iloscRuchow = 0;
string ruchy;
string plansza[1000];
char board[1000][1000];

void moveUp() {
	bool moved = false;
	for (int j = 0; j < szerokosc; j++) {
		int current = 0;
		for (int i = 0; i < wysokosc; i++) {
			if (board[i][j] == '.') continue;
			if (board[current][j] == '.') {
				board[current][j] = board[i][j];
				board[i][j] = '.';
				moved = true;
			}
			else {
				current++;
				if (current != i) {
					board[current][j] = board[i][j];
					board[i][j] = '.';
					moved = true;
				}
			}
		}
	}
}

void moveDown() {
	bool moved = false;
	for (int j = 0; j < szerokosc; j++) {
		int current = szerokosc - 1;
		for (int i = wysokosc - 1; i >= 0; i--) {
			if (board[i][j] == '.') continue;
			if (board[current][j] == '.') {
				board[current][j] = board[i][j];
				board[i][j] = '.';
				moved = true;
			}
			else {
				current--;
				if (current != i) {
					board[current][j] = board[i][j];
					board[i][j] = '.';
					moved = true;
				}
			}
		}
	}
}

void moveRight() {
	bool moved = false;
	for (int i = 0; i < wysokosc; i++) {
		int current = szerokosc - 1;
		for (int j = szerokosc - 1; j >= 0; j--) {
			if (board[i][j] == '.') continue;
			if (board[i][current] == '.') {
				board[i][current] = board[i][j];
				board[i][j] = '.';
				moved = true;
			}
			else {
				current--;
				if (current != j) {
					board[i][current] = board[i][j];
					board[i][j] = '.';
					moved = true;
				}
			}
		}
	}
}

void moveLeft() {
	bool moved = false;
	for (int i = 0; i < wysokosc; i++) {
		int current = 0;
		for (int j = 0; j < szerokosc; j++) {
			if (board[i][j] == '.') continue;
			if (board[i][current] == '.') {
				board[i][current] = board[i][j];
				board[i][j] = '.';
				moved = true;
			}
			else {
				current++;
				if (current != j) {
					board[i][current] = board[i][j];
					board[i][j] = '.';
					moved = true;
				}
			}
		}
	}
}

int main()
{
	cin >> wysokosc >> szerokosc;

	for (int i = 0; i < wysokosc; i++)
	{
		cin >> plansza[i];
	}

	cin >> iloscRuchow;
	cin >> ruchy;

	for (int y = 0; y < wysokosc; y++)
	{
		for (int x = 0; x < szerokosc; x++)
		{
			board[y][x] = plansza[y][x];
		}
	}

	for (int i = 0; i < ruchy.length(); i++)
	{
		if (ruchy[i] == 'G')
		{
			moveUp();
		}
		else if (ruchy[i] == 'D')
		{
			moveDown();
		}
		else if (ruchy[i] == 'L')
		{
			moveLeft();
		}
		else if (ruchy[i] == 'P')
		{
			moveRight();
		}
	}

	for (int y = 0; y < wysokosc; y++)
	{
		for (int x = 0; x < szerokosc; x++)
		{
			cout << board[y][x];
		}
		cout << endl;
	}

}