def value(v,p,n): sign = -1 if v[0] == 1 else 1 return sign*sum([v[i]*2**(p-i)for i in range(1,(p+n+1))]) def values(V,p,n): v=list(map(int,V)) sign = -1 if v[0] == 1 else 1 return sign*sum([v[i]*2**(p-i)for i in range(1,(p+n+1))])