Compilare: user.cpp: In function ‘void baga(Tr*&, char*, int)’: user.cpp:66:18: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(!t->fiu[*p]) ^ user.cpp:67:18: warning: array subscript has type ‘char’ [-Wchar-subscripts] t->fiu[*p]=new Tr(); ^ user.cpp:68:19: warning: array subscript has type ‘char’ [-Wchar-subscripts] baga(t->fiu[*p],p+1,indu); ^ user.cpp: In function ‘int main()’: user.cpp:105:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(strlen(cuv)>ma) ^ user.cpp:127:30: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(!aux->fiu[s[j]]) ^ user.cpp:129:30: warning: array subscript has type ‘char’ [-Wchar-subscripts] aux=aux->fiu[s[j]]; ^