Compilare: user.cpp: In constructor ‘node::node(int, node*, int)’: user.cpp:8:11: warning: ‘node::suf’ will be initialized after [-Wreorder] node *suf; ^ user.cpp:7:14: warning: ‘int node::count’ [-Wreorder] int len, count; ^ user.cpp:10:5: warning: when initialized here [-Wreorder] node(int len, node* suf, int count) : len(len), suf(suf), count(count) {} ^ user.cpp: In member function ‘bool PalTree::finished()’: user.cpp:20:33: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] return last >= s.length(); ^ user.cpp: In function ‘int main()’: user.cpp:56:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("pscpld.in", "r", stdin); ^ user.cpp:57:39: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("pscpld.out", "w", stdout); ^