Compilare: main.cpp: In function 'int main()': main.cpp:36:60: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 36 | for (int i = 1, j = 0, cnt = 0; i <= 10000000 && j < queries.size(); i++) { | ~~^~~~~~~~~~~~~~~~ main.cpp:38:25: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 38 | while (j<queries.size()&&i==queries[j].first) { | ~^~~~~~~~~~~~~~~