snake_2

def is_inside(r, c, size_):
    if 0 <= r < size_ and 0 <= c < size_:
        return True
    return False


size = int(input())
field = []

snake_row, snake_col = None, None
burrows = []
total_food = 0
for row in range(size):
    field.append(list(input()))
    if 'S' in field[row]:
        snake_row, snake_col = row, field[row].index('S')
    if 'B' in field[row]:
        burrow_row, burrow_col = row, field[row].index('B')
        burrows.append((burrow_row, burrow_col))

while total_food < 10:
    command = input()
    field[snake_row][snake_col] = '.'
    if command == 'up':
        snake_row -= 1
    elif command == 'down':
        snake_row += 1
    elif command == 'right':
        snake_col += 1
    elif command == 'left':
        snake_col -= 1

    if not is_inside(snake_row, snake_col, size):
        print("Game over!")
        break
    if field[snake_row][snake_col] == '*':
        total_food += 1
    elif field[snake_row][snake_col] == 'B':
        field[snake_row][snake_col] = '.'
        snake_row, snake_col = burrows[0] if (snake_row, snake_col) == burrows[1] else burrows[1]

    field[snake_row][snake_col] = 'S'

else:
    print("You won! You fed the snake.")

print(f"Food eaten: {total_food}")

for row in field:
    print(*row, sep='')