#include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #define INIT std::ios::sync_with_stdio(false);std::cin.tie(0); #define VAR(type, ...)type __VA_ARGS__;Scan(__VA_ARGS__); template void Scan(T& t) { std::cin >> t; } templatevoid Scan(First& first, Rest&...rest) { std::cin >> first; Scan(rest...); } #define OUT(d) std::cout< c(n);for(auto& i:c)std::cin>>i; #define MAT(type, c, m, n) std::vector> c(m, std::vector(n));for(auto& r:c)for(auto& i:r)std::cin>>i; #define ALL(a) (a).begin(),(a).end() #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=0;--i) #define FORLL(i, a, b) for(ll i=ll(a);i=ll(a);--i) #define REPLL(i, n) for(ll i=0;i=0;--i) #define PAIR std::pair #define IN(a, x, b) (a<=x && x(end-start).count();std::cerr<<"[Time:"< tmp(a);std::cout << #a << "\t:";for(int i=0; i(a.size()); ++i){std::cout << tmp.front() << "\n";tmp.pop();}std::cout << "\n";} #define CHMAX(a, b) a = (((a)<(b)) ? (b) : (a)) #define CHMIN(a, b) a = (((a)>(b)) ? (b) : (a)) //#define int ll using ll = long long; using ull = unsigned long long; constexpr int INFINT = 1 << 30; constexpr ll INFLL = 1LL << 60; constexpr double EPS = 0.0000000001; constexpr int MOD = 1000000007; struct Node { std::vector next; int depth; }; signed main() { INIT; VAR(int, n); std::vector node(n); REP(i, n - 1) { VAR(int, x, y); --x; --y; node[x].next.emplace_back(y); node[y].next.emplace_back(x); } // check leaf REP(i, n) { node[i].depth = INFINT; } std::vector leaf(1, 0); node[0].depth = 0; std::stack stack; stack.push(0); while (!stack.empty()) { int now_i = stack.top(); stack.pop(); Node& now = node[now_i]; bool isLeaf = true; for (auto check_i : now.next) { Node& check = node[check_i]; if (now.depth > check.depth) continue; isLeaf = false; check.depth = now.depth + 1; stack.push(check_i); } if (isLeaf) leaf.emplace_back(now_i); } // dijkstra node.emplace_back(Node()); REP(i, leaf.size()) { node[n].next.emplace_back(leaf[i]); } std::priority_queue, std::greater> pq; std::vector dist(n + 1, INFINT); dist[n] = -1; pq.push(PAIR(-1, n)); while (!pq.empty()) { PAIR p = pq.top(); pq.pop(); int v = p.second; if (dist[v] < p.first) continue; for (auto to : node[v].next) { if (dist[to] > dist[v] + 1) { dist[to] = dist[v] + 1; pq.push(PAIR(dist[to], to)); } } } // result REP(i, n) { OUT(dist[i])BR; } return 0; }