temp.py

	
def next_move(posx, posy, dimx, dimy, board):
	if board[posy][posx]=="d":
		print("CLEAN")
		return
	shortest_path = 5000
	shortest_coord = (-1,-1)
	for y in range(len(board)):
		for x in range(len(board[y])):
			if board[y][x]=="d":
				effort = ((posy-y)**2+(posx-x)**2)**0.5
				if effort< shortest_path:
					shortest_path = effort
					shortest_coord = (y,x)
	if shortest_coord != (-1,-1):
		y,x = shortest_coord
		if abs(posx-x)>=abs(posy-y):
			if x<posx:
				print("LEFT")
			else:
				print("RIGHT")
		else:
			if y<posy:
				print("UP")
			else:
				print("DOWN")
		return
	print("HOI")
	return
			


if __name__=="__main__":
	pos = [int(i) for i in input().strip().split()]
	dim = [int(i) for i in input().strip().split()]
	board = [ [j for j in input().strip()] for i in range(dim[0])]
	next_move(pos[1], pos[0], dim[0], dim[1], board)