Compilare: main.cpp: In function 'int bf(int, int, std::vector<int>*, long int**, long int**, long int**, int*, int*)': main.cpp:20:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 20 | for(i=0; i < la[x].size(); i++) | ~~^~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:49:13: warning: 'c_max' may be used uninitialized in this function [-Wmaybe-uninitialized] 49 | long c, c_max; | ^~~~~