Compilare: main.cpp: In member function 'void TrieNode::insert1(std::string&, int)': main.cpp:26:11: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 26 | if(poz==word.size()) | ~~~^~~~~~~~~~~~~ main.cpp: In member function 'void TrieNode::delete1(std::string&, int)': main.cpp:42:11: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 42 | if(poz==word.size()) | ~~~^~~~~~~~~~~~~ main.cpp: In member function 'int TrieNode::parcurgere(std::string&, int)': main.cpp:55:11: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 55 | if(poz==word.size()) | ~~~^~~~~~~~~~~~~ main.cpp: In member function 'int TrieNode::longest_common_length(std::string&, int)': main.cpp:66:77: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 66 | if(edges[edgeindex]==nullptr || edges[edgeindex] -> subtreecnt==0 || poz==word.size()) | ~~~^~~~~~~~~~~~~ main.cpp: In member function 'int TrieNode::parcurgere(std::string&, int)': main.cpp:60:33: warning: control reaches end of non-void function [-Wreturn-type] 60 | edges[edgeindex]->parcurgere(word,poz+1); | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~