Compilare: main.cpp: In function 'void AddWord(TrieNode*, std::string, int)': main.cpp:21:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 21 | if(wordIndex == word.length()) | ~~~~~~~~~~^~~~~~~~~~~~~~~~ main.cpp: In function 'bool TryGetNode(TrieNode*, std::string, int, TrieNode&)': main.cpp:37:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 37 | if(wordIndex == word.length()) | ~~~~~~~~~~^~~~~~~~~~~~~~~~ main.cpp: In function 'void RemoveNode(TrieNode*, std::string, int)': main.cpp:51:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 51 | if(wordIndex == word.length()) | ~~~~~~~~~~^~~~~~~~~~~~~~~~ main.cpp: In function 'int GetLongestCommon(TrieNode*, std::string, int, int)': main.cpp:101:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 101 | if(wordIndex == word.length()) | ~~~~~~~~~~^~~~~~~~~~~~~~~~