# -*- coding: utf-8 -*-
# vim:fenc=utf-8
# $File: utils.py
# $Date: Fri Nov 17 10:2407 2017 +0800
# $Author: renyong15 © <mails.tsinghua.edu.cn>
#

WHITE = -1
BLACK = +1
EMPTY = 0

PASS = (0,0)
RESIGN = "resign"