Compilare: user.cpp: In function ‘void printTrie(DWORD, AhoCorasick_Node*)’: user.cpp:39:19: warning: format ‘%X’ expects argument of type ‘unsigned int’, but argument 2 has type ‘AhoCorasick_Node*’ [-Wformat=] printf("%X", node); ^ user.cpp: In function ‘BYTE AhoCorasick_Insert(AhoCorasick_Node*, BYTE*, DWORD, DWORD, BYTE**, int*)’: user.cpp:65:3: warning: NULL used in arithmetic [-Wpointer-arith] CHECKRET(nod->next[next] != NULL, (BYTE)(-1)); ^ user.cpp: In function ‘BOOL DoEverything()’: user.cpp:170:18: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%s", buf); ^ user.cpp:172:29: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%u", &numberOfWords); ^ user.cpp:175:24: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%s", words[i]); ^ user.cpp: In function ‘int main()’: user.cpp:212:39: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("ahocorasick.in", "r", stdin); ^ user.cpp:213:41: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("ahocorasick.out", "w", stdout); ^