Compilare: main.cpp: In function 'int main()': main.cpp:43:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 43 | for (int i = 0; i < divb.size(); i++) | ~~^~~~~~~~~~~~~ main.cpp:63:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<long long int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 63 | for (int i = 0; i < sol.size(); i++) | ~~^~~~~~~~~~~~