t="" m=z={(0,0)} exec('v=z<m or-1;t+="x10"[v];m={(x+v*y-2>>1,v*2-3*v*x+y>>1)for(x,y)in m^z};'*1002) print(t[2:])

Note that non-ascii characters in the above source code will be escaped (such as \x9f).

download

return to the top page