Compilare: main.cpp: In function 'int count_occurences(std::string&, int, std::vector<int>&)': main.cpp:29:29: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 29 | for (int i = len + 1; i < a.size(); ++i) | ~~^~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:43:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 43 | while (cnt && i < b.size()) | ~~^~~~~~~~~~