Compilare: main.cpp: In function 'int main()': main.cpp:41:25: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 41 | for (int i = 0;i<pasageri.size();++i) | ~^~~~~~~~~~~~~~~~ main.cpp:49:30: warning: comparison of integer expressions of different signedness: 'std::deque<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 49 | if (q.size() < tren.first.second) | ~~~~~~~~~^~~~~~~~~~~~~~~~~~~