Compilare: main.cpp: In function 'int parcurg(trie*)': main.cpp:45:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 45 | if(toReadIndex == toRead.size()) | ~~~~~~~~~~~~^~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:75:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 75 | for(int i = 0;i < s.size();i++) { | ~~^~~~~~~~~~ main.cpp: In function 'int parcurg(trie*)': main.cpp:52:1: warning: control reaches end of non-void function [-Wreturn-type] 52 | } | ^