Compilare: user.cpp:23:24: warning: integer overflow in expression [-Woverflow] const int oo = (1<<31)-1; ^ user.cpp: In function ‘void Tarjan(int)’: user.cpp:62:34: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(Maxi < Component.size()) ^ user.cpp: In function ‘void BFs()’: user.cpp:100:13: warning: unused variable ‘Node’ [-Wunused-variable] int Node = Q.front(); ^