#include "bits/stdc++.h" using namespace std; #ifdef _DEBUG #define _GLIBCXX_DEBUG #include "dump.hpp" #else #define dump(...) #endif #define int long long #define ll long long #define DBG 1 #define rep(i, a, b) for (int i = (a); i < (b); i++) #define rrep(i, a, b) for (int i = (b)-1; i >= (a); i--) #define loop(n) rep(loop, (0), (n)) #define all(c) begin(c), end(c) const int INF = sizeof(int) == sizeof(long long) ? 0x3f3f3f3f3f3f3f3fLL : 0x3f3f3f3f; const int MOD = (int)(1e9) + 7; #define fi first #define se second #define pb push_back #define eb emplace_back using pii = pair; // template ostream &operator<<(ostream &os,T &t){dump(t);return os;} template istream &operator>>(istream &is, pair &p) { is >> p.first >> p.second; return is; } template ostream &operator<<(ostream &os, pair &p) { os << p.first << " " << p.second; return os; } template void printvv(const vector> &v) { cerr << endl; rep(i, 0, v.size()) rep(j, 0, v[i].size()) { if (typeid(v[i][j]).name() == typeid(INF).name() and v[i][j] == INF) { cerr << "INF"; } else cerr << v[i][j]; cerr << (j == v[i].size() - 1 ? '\n' : ' '); } cerr << endl; } #ifndef _DEBUG #define printvv(...) #endif void YES(bool f) { cout << (f ? "YES" : "NO") << endl; } void Yes(bool f) { cout << (f ? "Yes" : "No") << endl; } template bool chmax(T &a, const T &b) { if (a < b) { a = b; return true; }return false; } template bool chmin(T &a, const T &b) { if (a > b) { a = b; return true; }return false; } using Weight = int; using Flow = int; struct Edge { int s, d; Weight w; Flow c; Edge() {}; Edge(int s, int d, Weight w = 1) : s(s), d(d), w(w), c(w) {}; }; bool operator<(const Edge &e1, const Edge &e2) { return e1.w < e2.w; } bool operator>(const Edge &e1, const Edge &e2) { return e2 < e1; } inline ostream &operator<<(ostream &os, const Edge &e) { return (os << '(' << e.s << ", " << e.d << ", " << e.w << ')'); } using Edges = vector; using Graph = vector; using Array = vector; using Matrix = vector; void addArc(Graph &g, int s, int d, Weight w = 1) { g[s].emplace_back(s, d, w); } void addEdge(Graph &g, int a, int b, Weight w = 1) { addArc(g, a, b, w); addArc(g, b, a, w); } //単一始点最短経路(負閉路なし) //Dijkstra O((|E|+|V|)log|V|) //dist: 始点から各頂点までの最短距離 //戻り値: 最短経路木の親頂点(根は-1) vector dijkstra(const Graph &g, int s, Array &dist) { int n = g.size(); assert(s < n); enum { WHITE, GRAY, BLACK }; vector color(n, WHITE); color[s] = GRAY; vector prev(n, -1); dist.assign(n, INF); dist[s] = 0; using State = tuple; //始点からの最短距離 子 親 priority_queue, greater> pq; pq.emplace(0, s, -1); while (pq.size()) { Weight d; int v, u; tie(d, v, u) = pq.top(); pq.pop(); if (dist[v] < d)continue; color[v] = BLACK; prev[v] = u; for (auto &e : g[v]) { if (color[e.d] == BLACK)continue; if (dist[e.d] > dist[v] + e.w) { dist[e.d] = dist[v] + e.w; pq.emplace(dist[e.d], e.d, v); color[e.d] = GRAY; } } } return prev; } void solve(Graph &g, int s) { vectordist; dijkstra(g, s, dist); vectorv; rep(i, 0, g.size()) { if (dist[i] != INF)v.eb(dist[i]); } int m = *max_element(all(v)); cout << v.size() - 1 << " " << max(0ll, (m+1)/2) << endl; } signed main(signed argc, char *argv[]) { cin.tie(0); ios::sync_with_stdio(false); cout << fixed << setprecision(12); int N, M; cin >> N >> M; Graph g(N); loop(M) { int p, q; cin >> p >> q; p--, q--; addEdge(g, p, q); } int Q; cin >> Q; loop(Q) { int A; cin >> A; A--; solve(g, A); } return 0; }