Compilare: user.cpp: In function ‘void Tarjan(int)’: user.cpp:24:34: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (i = 0; i < graph[nod].size(); ++i) ^ user.cpp: In function ‘int main()’: user.cpp:59:34: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (j = 0; j < graph[a].size() && adaug; j++) ^ user.cpp:81:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (i = 0; i<componente.size(); i++) ^ user.cpp:82:35: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (j = 0; j<componente[i].size(); j++) ^ user.cpp:88:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (j = 0; j < graph[i].size(); ++j) ^