Compilare: main.cpp: In function 'int main()': main.cpp:41:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 41 | for(i=0; i< bucket.size();i++) | ~^~~~~~~~~~~~~~~ main.cpp:66:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 66 | for(i=0; i<bucket.size();i++) | ~^~~~~~~~~~~~~~