Compilare: user.cpp:11:2: warning: ‘typedef’ was ignored in this declaration [enabled by default] }; ^ user.cpp: In function ‘void dfs(trie*)’: user.cpp:36:35: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i<nod->cuv.size(); ++i) ^ user.cpp: In function ‘int main()’: user.cpp:53:25: warning: format ‘%s’ expects argument of type ‘char*’, but argument 2 has type ‘char (*)[1000001]’ [-Wformat=] while ( scanf("%s",&aux) ){ ^ user.cpp:55:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (j = 0; j<strlen(aux); ++j) ^ user.cpp:46:35: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("litere2.in", "r", stdin); ^ user.cpp:47:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("litere2.out", "w", stdout); ^