""" Игра Сапер
    
https://stepik.org/lesson/701975/step/12?unit=702076
"""

import random


class Cell:
    def __init__(self, around_mines, mine):
        self.around_mines, self.mine = around_mines, mine
        self.fl_open = False


class GamePole:
    around_offsets = (
        (-1, -1),
        (-1, 0),
        (-1, 1),
        (0, -1),
        (0, 1),
        (1, -1),
        (1, 0),
        (1, 1),
    )

    def __init__(self, N, M):
        self.N, self.M = N, M
        self.init()

    def init(self):
        gen = iter(range(1, self.M + 1))
        flat_pole = [
            Cell(0, bool(next(gen, 0))) for _ in range(self.N) for _ in range(self.N)
        ]
        random.shuffle(flat_pole)
        self.pole = [flat_pole[i : i + self.N] for i in range(0, self.N**2, self.N)]
        self.fill_around()

    def fill_around(self):
        for i in range(self.N):
            for j in range(self.N):
                self.pole[i][j].around_mines = self.count_around(i, j)

    def count_around(self, x, y):
        return sum(
            (
                self.pole[x + i][y + j].mine
                for i, j in GamePole.around_offsets
                if 0 <= x + i < self.N and 0 <= y + j < self.N
            )
        )

    def open(self):
        for i in range(self.N):
            for j in range(self.N):
                self.pole[i][j].fl_open = True

    def show(self):
        for row in self.pole:
            print(
                *map(
                    lambda x: (
                        "#" if not x.fl_open else x.around_mines if not x.mine else "*"
                    ),
                    row,
                )
            )


pole_game = GamePole(10, 12)
pole_game.open()
pole_game.show()