Compilare: main.cpp: In member function 'void Trie::Add(std::string)': main.cpp:35:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 35 | for(i=0;i<w.size();i++) | ~^~~~~~~~~ main.cpp: In member function 'void Trie::Del(std::string)': main.cpp:55:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 55 | for(i=0;i<w.size();i++) | ~^~~~~~~~~ main.cpp: In member function 'int Trie::NrAp(std::string)': main.cpp:70:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 70 | for(i=0;i<w.size();i++) | ~^~~~~~~~~ main.cpp: In member function 'int Trie::Prefix(std::string)': main.cpp:84:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 84 | for(i=0;i<w.size();i++) | ~^~~~~~~~~ main.cpp: In function 'int main()': main.cpp:98:9: warning: unused variable 'n' [-Wunused-variable] 98 | int n,op; | ^ In constructor 'Nod::Nod()', inlined from 'Trie::Trie()' at main.cpp:27:17, inlined from 'int main()' at main.cpp:97:10: main.cpp:16:19: warning: 'void* __builtin_memset(void*, int, long unsigned int)' forming offset [216, 223] is out of the bounds [0, 216] [-Warray-bounds] 16 | leg[i]=NULL; | ^ In constructor 'Nod::Nod()', inlined from 'void Trie::Add(std::string)' at main.cpp:41:23, inlined from 'int main()' at main.cpp:102:23: main.cpp:16:19: warning: 'void* __builtin_memset(void*, int, long unsigned int)' forming offset [216, 223] is out of the bounds [0, 216] [-Warray-bounds] 16 | leg[i]=NULL; | ^