Compilare: main.cpp: In function 'bool good(int)': main.cpp:22:23: warning: comparison of integer expressions of different signedness: 'std::priority_queue<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 22 | while ( pq.size() >= p ) | ~~~~~~~~~~^~~~ main.cpp: In function 'long long unsigned int sepoate_pref(int, int)': main.cpp:42:33: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 42 | for ( int i = prefix + 1; i < s.size(); i ++ ) { | ~~^~~~~~~~~~