Compilare: main.cpp: In function 'int main()': main.cpp:90:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 90 | for (int i = 0; i < q.size(); i++) { | ~~^~~~~~~~~~ main.cpp:93:35: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 93 | for (j = start; j < v.size() && v[j].first <= query; j++) { | ~~^~~~~~~~~~