"""
출처:프로그래머스,
https://school.programmers.co.kr/learn/courses/30/lessons/160585
"""

# 풀이 과정
def solution(board):
    k = "".join(board)
    a = k.count("O")
    b = k.count("X")
    if b > a:
        return 0
    elif abs(a - b) > 1:
        return 0
    else:
        if a > b:
            for c in range(3):
                if board[c][0] == board[c][1] == board[c][2] == "X":
                    return 0
                if board[0][c] == board[1][c] == board[2][c] == "X":
                    return 0
            if board[0][0] == board[1][1] == board[2][2] == "X":
                return 0
            elif board[0][2] == board[1][1] == board[2][0] == "X":
                return 0
            return 1
        else:
            for c in range(3):
                if board[c][0] == board[c][1] == board[c][2] == "O":
                    return 0
                if board[0][c] == board[1][c] == board[2][c] == "O":
                    return 0
            if board[0][0] == board[1][1] == board[2][2] == "O":
                return 0
            elif board[0][2] == board[1][1] == board[2][0] == "O":
                return 0
            return 1