Compilare: main.cpp: In function 'void calc_bucket(long long int)': main.cpp:17:18: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 17 | for(int i=0;i<buc[b].size();i++) | ~^~~~~~~~~~~~~~ main.cpp: In function 'void recalc()': main.cpp:33:18: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 33 | for(int i=0;i<aux.size();i++) | ~^~~~~~~~~~~