Compilare: main.cpp: In function 'int main()': main.cpp:51:20: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<DREAPTA>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 51 | for ( i = 1; i < drepte.size(); i++ ) { | ~~^~~~~~~~~~~~~~~ main.cpp:53:19: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<DREAPTA>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 53 | while ( j < drepte.size() && drepte[i].panta.x * drepte[j].panta.y == drepte[i].panta.y * drepte[j].panta.x ) | ~~^~~~~~~~~~~~~~~