Compilare: user.cpp: In function ‘int main()’: user.cpp:79:22: warning: suggest parentheses around ‘+’ inside ‘>>’ [-Wparentheses] fin >> C + 1; ^ user.cpp:85:27: warning: suggest parentheses around ‘+’ inside ‘>>’ [-Wparentheses] fin >> c >> C + 1; ^ user.cpp: In function ‘std::string quest(trie*, std::string, char*)’: user.cpp:70:1: warning: control reaches end of non-void function [-Wreturn-type] } ^