2 #include "../paths.hpp"
7 std::vector<T>& operator<<(std::vector<T>& v, const T& e)
15 std::vector<int> v1, v2, v3;
20 std::vector<std::vector<int> > ss;
23 std::vector<std::vector<int> > ps = paths(ss);
24 for (size_t i = 0, S = ps.size(); i < S; ++i) {
25 std::cout << vector_to_string(ps[i]) << std::endl;