#include #include #include #include #include #include #include using namespace std; using ll = long long; struct Graph { struct Vertex { int n, d; }; struct Edge { int i, n; }; Graph(int n, int m) : v(n, { -1, -1 }), e(m), q(n), n(n), m(0) {} void add_edge(int i, int j) { e[m] = { j, v[i].n }; v[i].n = m; m++; } void bfs(int i0) { for (int i = 0; i < n; i++) { v[i].d = -1; } v[i0].d = 0; int j0 = 0, j1 = 0; q[j1++] = i0; int c = 0, d = 0; while (j0 < j1) { int i = q[j0++]; for (int j = v[i].n; j >= 0; j = e[j].n) { Edge &o = e[j]; if (v[o.i].d >= 0) continue; c++; d = max(d, v[o.i].d = v[i].d + 1); q[j1++] = o.i; } } int k = 0; while (1 << k < d) k++; cout << c << ' ' << k << endl; } vector v; vector e; vector q; int n, m; }; int main() { ios::sync_with_stdio(false); cin.tie(0); int n, m; cin >> n >> m; Graph g(n, m * 2); for (int i = 0; i < m; i++) { int a, b; cin >> a >> b; a--; b--; g.add_edge(a, b); g.add_edge(b, a); } int q; cin >> q; for (int h = 0; h < q; h++) { int a; cin >> a; a--; g.bfs(a); } return 0; }