Compilare: main.cpp: In function 'int main()': main.cpp:25:34: warning: narrowing conversion of 'a' from 'long long int' to 'int' [-Wnarrowing] 25 | v.push_back({a,b}); | ^ main.cpp:25:36: warning: narrowing conversion of 'b' from 'long long int' to 'int' [-Wnarrowing] 25 | v.push_back({a,b}); | ^ main.cpp:30:29: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<ans>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 30 | for(long long i=0; i<v.size(); i++){ | ~^~~~~~~~~