#include "bits/stdc++.h" using namespace std; #define int long long #define FOR(i, a, b) for(int i=(a);i<(b);i++) #define RFOR(i, a, b) for(int i=(b-1);i>=(a);i--) #define REP(i, n) for(int i=0; i<(n); i++) #define RREP(i, n) for(int i=(n-1); i>=0; i--) #define ALL(a) (a).begin(),(a).end() #define UNIQUE_SORT(l) sort(ALL(l)); l.erase(unique(ALL(l)), l.end()); #define CONTAIN(a, b) find(ALL(a), (b)) != (a).end() #define array2(type, x, y) array, x> #define vector2(type) vector > #define out(...) printf(__VA_ARGS__) int dxy[] = {0, 1, 0, -1, 0}; void solve(); signed main() { #if DEBUG std::ifstream in("input.txt"); std::cin.rdbuf(in.rdbuf()); #endif cin.tie(0); ios::sync_with_stdio(false); solve(); return 0; } /*================================*/ map> F; int N,M,Q,A; int ans = 0, day=0; void update(int a) { int D[N]; REP(i,N)D[i]=LONG_LONG_MAX; D[a]=-1; queue que; que.push(a); while(!que.empty()) { int b = que.front(); que.pop(); for (int c:F[b]) { int newd = D[b]+1; if (D[c]>newd) { D[c] = newd; que.push(c); } } } int ma = -1; ans = 0; REP(i,N) if (D[i]>=0 && D[i]= (1<>N>>M; int p,q; REP(i,M) { cin>>p>>q; p--; q--; F[p].insert(q); F[q].insert(p); } cin>>Q; REP(_,Q) { cin>>A; update(--A); out("%lld %lld\n", ans, day); } }