Compilare: user.cpp: In function ‘void find_faillink(trie*)’: user.cpp:85:24: warning: array subscript has type ‘char’ [-Wchar-subscripts] while(i->fiu[p->lit] == NULL && i!=vf) ^ user.cpp:90:21: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(i->fiu[p->lit] == NULL) /// Am ajuns pana la vf si n-am gasit sufix (nici macar pe vf) ^ user.cpp:93:36: warning: array subscript has type ‘char’ [-Wchar-subscripts] p->faillink = i->fiu[p->lit]; ^ user.cpp: In function ‘int main()’: user.cpp:112:15: warning: unused variable ‘q’ [-Wunused-variable] trie *p, *q; ^