Eroare de compilare: user.cpp:27:24: warning: integer overflow in expression [-Woverflow] const int oo = (1<<31)-1; ^ user.cpp: In function ‘void DFs(int)’: user.cpp:46:5: error: ‘ctc’ was not declared in this scope ctc[Node] = ctcs; ^ user.cpp:46:17: error: ‘ctcs’ was not declared in this scope ctc[Node] = ctcs; ^ user.cpp:47:17: error: ‘G’ was not declared in this scope for(It it = G[Node].begin(), fin = G[Node].end(); it != fin ; ++ it) { ^ user.cpp:47:61: error: ‘fin’ was not declared in this scope for(It it = G[Node].begin(), fin = G[Node].end(); it != fin ; ++ it) { ^ user.cpp: In function ‘int main()’: user.cpp:60:9: error: ‘a’ was not declared in this scope a[x][y] = 1; ^ user.cpp:66:20: error: ‘a’ was not declared in this scope if(a[i][j] && a[j][k] && a[k][i]) ^ user.cpp:67:24: error: ‘Ans’ was not declared in this scope ++ Ans; ^ user.cpp:68:13: error: ‘Ans’ was not declared in this scope cout << Ans << '\n'; ^