One way would be to use dynamic_bitset
from boost:
#include <iostream>
#include <vector>
#include <boost/dynamic_bitset.hpp>
std::vector< boost::dynamic_bitset<> > bitsets;
int main() {
bitsets.push_back(boost::dynamic_bitset<>(1024));
bitsets.push_back(boost::dynamic_bitset<>(2048));
std::cout << bitsets[0].size() << std::endl;
std::cout << bitsets[1].size() << std::endl;
}
You could also use a vector<bool>
instead, i.e. vector< vector<bool> >
for a vector of bitsets. It is specialized to only use one bit per element.