#!/usr/bin/env?python
#?-*-?coding:?utf-8?-*-

‘a?test?module‘


__author__=‘Yue?Shaosheng‘

from?math?import?*

s=set（[]）

l1=[[-211][2-11][21-1][-2-11][-21-1][2-1-1][-2-1-1][1-21][11-2][-121][-112][12-1][1-12][1-2-1][1-1-2][-11-2][-1-21][-12-1][-1-12][-1-2-1][-1-1-2][121][112]]
l2=[[-110][1-10][-1-10][-101][10-1][0-11][01-1][101][011]