Compilare: main.cpp: In function 'pa divide(int, int)': main.cpp:72:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<point>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 72 | for (; i < p1.size(); ++i) | ~~^~~~~~~~~~~ main.cpp:74:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<point>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 74 | if (j == p2.size()) | ~~^~~~~~~~~~~~ main.cpp:76:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<point>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 76 | while (j < p2.size() && ab(p2[j].y - p1[i].y) <= d) | ~~^~~~~~~~~~~ main.cpp:81:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<point>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 81 | for (; i < p2.size(); ++i) | ~~^~~~~~~~~~~ main.cpp:83:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<point>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 83 | if (j == p1.size()) | ~~^~~~~~~~~~~~ main.cpp:85:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<point>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 85 | while (j < p1.size() && ab(p1[j].y - p2[i].y) <= d) | ~~^~~~~~~~~~~ main.cpp:92:14: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<point>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 92 | while (i < p1.size() && j < p2.size()) | ~~^~~~~~~~~~~ main.cpp:92:31: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<point>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 92 | while (i < p1.size() && j < p2.size()) | ~~^~~~~~~~~~~ main.cpp:104:14: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<point>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 104 | while (i < p1.size())aux.push_back(p1[i++]); | ~~^~~~~~~~~~~ main.cpp:105:14: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<point>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 105 | while (j < p2.size())aux.push_back(p2[j++]); | ~~^~~~~~~~~~~