Compilare: main.cpp: In function 'void deletes(std::vector<std::pair<long long int, long long int> >&, long long int)': main.cpp:18:28: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<std::pair<long long int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 18 | for(long long i = 0; i < v.size(); i++) | ~~^~~~~~~~~~ main.cpp:32:29: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<std::pair<long long int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 32 | for (long long i = e; i < v.size();) { | ~~^~~~~~~~~~ main.cpp:34:23: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<std::pair<long long int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 34 | if (2 * i + 1 < v.size() && v[2 * i + 1].first < v[j].first) j = 2 * i + 1; | ~~~~~~~~~~^~~~~~~~~~ main.cpp:35:23: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<std::pair<long long int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 35 | if (2 * i + 2 < v.size() && v[2 * i + 2].first < v[j].first) j = 2 * i + 2; | ~~~~~~~~~~^~~~~~~~~~ main.cpp: In function 'long long int minim(std::vector<std::pair<long long int, long long int> >)': main.cpp:44:28: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<std::pair<long long int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 44 | for(long long i = 1; i < v.size(); i++){ | ~~^~~~~~~~~~