Compilare: main.cpp: In function 'pa divide(long long int, long long int)': main.cpp:71:18: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<point>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 71 | for (; i < p1.size(); ++i) | ~~^~~~~~~~~~~ main.cpp:73:19: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<point>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 73 | if (j == p2.size()) | ~~^~~~~~~~~~~~ main.cpp:75:22: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<point>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 75 | while (j < p2.size() && ab(p2[j].y - p1[i].y) <= d) | ~~^~~~~~~~~~~ main.cpp:80:18: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<point>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 80 | for (; i < p2.size(); ++i) | ~~^~~~~~~~~~~ main.cpp:82:19: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<point>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 82 | if (j == p1.size()) | ~~^~~~~~~~~~~~ main.cpp:84:22: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<point>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 84 | while (j < p1.size() && ab(p1[j].y - p2[i].y) <= d) | ~~^~~~~~~~~~~ main.cpp:91:14: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<point>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 91 | while (i < p1.size() && j < p2.size()) | ~~^~~~~~~~~~~ main.cpp:91:31: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<point>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 91 | while (i < p1.size() && j < p2.size()) | ~~^~~~~~~~~~~ main.cpp:103:14: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<point>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 103 | while (i < p1.size())aux.push_back(p1[i++]); | ~~^~~~~~~~~~~ main.cpp:104:14: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<point>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 104 | while (j < p2.size())aux.push_back(p2[j++]); | ~~^~~~~~~~~~~