Compilare: main.cpp: In function 'int main()': main.cpp:41:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<Bet>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 41 | for (int j = 0; j < lists[i].size(); j++) { | ~~^~~~~~~~~~~~~~~~~ main.cpp:49:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::unordered_map<int, int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 49 | for (int i = 1; i <= result.size(); i++) { | ~~^~~~~~~~~~~~~~~~