Compilare: main.cpp: In function 'double intre(std::vector<std::pair<int, int> >, double)': main.cpp:50:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 50 | for (int i = 0; i < b.size(); ++i) | ~~^~~~~~~~~~ main.cpp:51:25: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 51 | for (int j = i + 1; j < b.size() && (b[j].y - b[i].y) < mn; ++j) | ~~^~~~~~~~~~ main.cpp: In function 'double daq(int, int)': main.cpp:58:6: warning: unused variable 'ac_n' [-Wunused-variable] 58 | int ac_n; | ^~~~