class TicTacToe(object):
def __init__(self, n):
self.n = n
self.row = [0] * n # 记录下，每一行的和，每一列的和，两个对角线的和
self.col = [0] * n
self.left = 0
self.right = 0
def move(self, row, col, player):
if player == 1:
delta = 1
else:
delta = -1
self.row[row] += delta
self.col[col] += delta
if row == col:
self.left += delta
if row == self.n - 1 - col:
self.right += delta
if abs(self.row[row]) == self.n or abs(self.col[col]) == self.n or abs(self.left) == self.n or abs(self.right) == self.n:
return player
return 0