uchar *Rb; //block array
ulong BuildRankSub(ulong, ulong); //internal use of BuildRank
void BuildRank(); //crea indice para rank
public:
BitRank(ulong *, ulong, bool);
uchar *Rb; //block array
ulong BuildRankSub(ulong, ulong); //internal use of BuildRank
void BuildRank(); //crea indice para rank
public:
BitRank(ulong *, ulong, bool);