Compilare: main.cpp: In constructor 'trie::trie()': main.cpp:12:36: warning: passing NULL to non-pointer argument 2 of 'void* memset(void*, int, size_t)' [-Wconversion-null] memset(next, NULL, sizeof(next)); ^ main.cpp: In function 'void baga(trie*, int)': main.cpp:32:25: warning: array subscript has type 'char' [-Wchar-subscripts] if (t->next[tip[s[poz]]] == NULL) ^ main.cpp:33:23: warning: array subscript has type 'char' [-Wchar-subscripts] t->next[tip[s[poz]]] = new trie; ^ main.cpp:34:26: warning: array subscript has type 'char' [-Wchar-subscripts] baga(t->next[tip[s[poz]]], poz + 1); ^