class Board:
    def __init__(self, board_height, board_width, board, x, y):
        self._validate_board(board_height, board_width)
        self._board_height = board_height
        self._board_width = board_width
        self._x = x
        self._y = y
        self._board = board
    @staticmethod
    def board_bounds():
        board_height = int(input("Give the height of a board in range of 4-9: "))
        board_width = int(input("Give the width of a board in range of 4-9: "))
        return board_width, board_height

    def _validate_board(self, board_height, board_width):
        if board_height <= 3 or board_height >= 10 or board_width <= 3 or board_width >= 10:
            raise ValueError("Your values don't meet the requested vale ranges, try again")

    def check_sink(self, board, x, y):
        if board[x][y] == "A":
            ship = "Aircraft Carrier"
        elif board[x][y] == "B":
            ship = "Battleship"
        elif board[x][y] == "S":
            ship = "Submarine"
        elif board[x][y] == "D":
            ship = "Destroyer"
        elif board[x][y] == "P":
            ship = "Patrol Boat"

        board[-1][ship] -= 1
        if board[-1][ship] == 0:
            print(ship + " Sunk")