Compilare: main.cpp: In function 'int main()': main.cpp:32:14: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<std::pair<int, int>, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 32 | for(i=0;i<f.size();i++){ | ~^~~~~~~~~ main.cpp:50:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::deque<std::pair<std::pair<int, int>, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 50 | while(poz+1<q.size() && inal(q[poz].first,a)>=inal(q[poz+1].first,a)) poz++; | ~~~~~^~~~~~~~~