Compilare: main.cpp: In function 'int main()': main.cpp:54:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<bilet>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 54 | for(int z=0; z<temp.size(); z++) | ~^~~~~~~~~~~~ main.cpp:98:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 98 | for(int i=0; i<pozitie.size(); i++) | ~^~~~~~~~~~~~~~~