Compilare: main.cpp: In function 'std::string get_manacher_string(std::string)': main.cpp:49:24: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 49 | for (int i = 0 ; i < s.length() - 1 ; ++ i) | ~~^~~~~~~~~~~~~~~~ main.cpp: In function 'long long int get_palindrome_count(std::vector<long long int>)': main.cpp:88:24: 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] 88 | for (int i = 0 ; i < m.size() ; ++ i) | ~~^~~~~~~~~~