#!/usr/local/bin/python3 def rk(m,n): m=list(m);r=0 for c in range(n): b=1<>n for i in range(n)] t=6;n=8;full=(1<>i)&1 else 2 for i in range(t)] dot=[0]*t for i in range(t): for j in range(t): if ((lm>>i)&1)==((lm>>j)&1):dot[i]|=1<>k)&1:W[i]|=1<