Compilare: main.cpp: In function 'void bkt(int, int)': main.cpp:28:13: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 28 | if (index == primeB.size()){ | ~~~~~~^~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:58:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 58 | for (int i = 0; i < prime.size(); i++){ | ~~^~~~~~~~~~~~~~ main.cpp:60:9: warning: this 'while' clause does not guard... [-Wmisleading-indentation] 60 | while (b % prime[i] == 0) | ^~~~~ main.cpp:62:11: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'while' 62 | primeB.emplace_back(prime[i]); | ^~~~~~