Compilare: main.cpp: In function 'int main()': main.cpp:47:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<long long int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 47 | for(int i = 1; i < v.size(); i++) { ///REC | ~~^~~~~~~~~~ main.cpp:51:26: warning: comparison of integer expressions of different signedness: 'std::vector<long long int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 51 | while(ans.size() < sizee) { | ~~~~~~~~~~~^~~~~~~