#include <vector>
#include <array>
#include <iostream>
 
int main()
{
    typedef std::array<int, 999> data;
    std::vector<std::vector<data> > container;
    for (int i=0; i<10; ++i) {
      container.push_back({});
      for (int j=0; j<=(1<<12); ++j)
        container.back().push_back({});
    }
    
    srand(0);
    int sum = 0;
    for (int n=0; n<(1<<24); ++n) {
        auto& inner = container[((unsigned)rand())%container.size()];
        auto& elem = inner[((unsigned)rand())%inner.size()];
        sum += elem[((unsigned)rand())%elem.size()];
    }
    std::cout << sum << std::endl;
}