Compilare: main.cpp: In constructor 'Tree::Tree()': main.cpp:11:28: warning: passing NULL to non-pointer argument 2 of 'void* memset(void*, int, size_t)' [-Wconversion-null] memset(a, NULL, sizeof(a)); ^ main.cpp: In function 'void AdaugaCuvant(const string&, TT*, int, int)': main.cpp:22:8: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (p >= s.size()) ~~^~~~~~~~~~~ main.cpp: In function 'int Raspuns(const std::vector<int>&)': main.cpp:42:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int k = 0; k < q.size(); ++k) ~~^~~~~~~~~~ main.cpp:44:12: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (mij >= v[q[k]].size() || (k >= 1 && v[q[k - 1]][mij] != v[q[k]][mij])) ~~~~^~~~~~~~~~~~~~~~~