結果

問題 No.1718 Random Squirrel
ユーザー leaf_1415leaf_1415
提出日時 2021-10-26 13:48:48
言語 C++11
(gcc 11.4.0)
結果
AC  
実行時間 280 ms / 2,000 ms
コード長 9,383 bytes
コンパイル時間 1,569 ms
コンパイル使用メモリ 115,372 KB
実行使用メモリ 30,116 KB
最終ジャッジ日時 2024-10-05 08:33:19
合計ジャッジ時間 7,687 ms
ジャッジサーバーID
（参考情報） 		judge1 / judge5
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テストケース

テストケース表示
入力 結果 実行時間
実行使用メモリ
testcase_00 AC 4 ms
5,760 KB
testcase_01 AC 4 ms
5,760 KB
testcase_02 AC 3 ms
5,760 KB
testcase_03 AC 3 ms
5,760 KB
testcase_04 AC 4 ms
5,760 KB
testcase_05 AC 4 ms
5,760 KB
testcase_06 AC 3 ms
5,632 KB
testcase_07 AC 3 ms
5,632 KB
testcase_08 AC 4 ms
5,632 KB
testcase_09 AC 3 ms
5,760 KB
testcase_10 AC 3 ms
5,760 KB
testcase_11 AC 165 ms
16,640 KB
testcase_12 AC 29 ms
7,552 KB
testcase_13 AC 92 ms
12,416 KB
testcase_14 AC 162 ms
17,152 KB
testcase_15 AC 150 ms
15,360 KB
testcase_16 AC 63 ms
10,240 KB
testcase_17 AC 157 ms
16,256 KB
testcase_18 AC 216 ms
18,816 KB
testcase_19 AC 142 ms
14,976 KB
testcase_20 AC 57 ms
9,728 KB
testcase_21 AC 261 ms
21,504 KB
testcase_22 AC 271 ms
21,632 KB
testcase_23 AC 254 ms
21,576 KB
testcase_24 AC 254 ms
21,448 KB
testcase_25 AC 280 ms
21,504 KB
testcase_26 AC 157 ms
21,188 KB
testcase_27 AC 153 ms
21,276 KB
testcase_28 AC 160 ms
21,264 KB
testcase_29 AC 175 ms
30,024 KB
testcase_30 AC 169 ms
30,116 KB
testcase_31 AC 177 ms
30,024 KB
testcase_32 AC 171 ms
30,088 KB
権限があれば一括ダウンロードができます

ソースコード

diff # 

#include <iostream>
#include <iomanip>
#include <cstdio>
#include <cmath>
#include <ctime>
#include <cstdlib>
#include <cassert>
#include <vector>
#include <list>
#include <stack>
#include <queue>
#include <deque>
#include <map>
#include <set>
#include <bitset>
#include <string>
#include <algorithm>
#include <utility>
#include <complex>
#include <unordered_set>
#include <unordered_map>
#define rep(x, s, t) for(ll x = (s); (x) <= (t); (x)++)
#define per(x, s, t) for(ll x = (s); (x) >= (t); (x)--)
#define reps(x, s) for(ll x = 0; (x) < (ll)(s).size(); (x)++)
#define chmin(x, y) (x) = min((x), (y))
#define chmax(x, y) (x) = max((x), (y))
#define sz(x) ((ll)(x).size())
#define all(x) (x).begin(),(x).end()
#define outl(...) dump_func(__VA_ARGS__)
#define outf(x) cout << fixed << setprecision(16) << (x) << endl
#define inf 2e18
#define eps 1e-9
const double PI = 3.1415926535897932384626433;

using namespace std;

typedef long long llint;
typedef long long ll;
typedef pair<ll, ll> P;

struct edge{
	ll to, cost;
	edge(){}
	edge(ll a, ll b){ to = a, cost = b;}
};
const int dx[] = {1, 0, -1, 0}, dy[] = {0, -1, 0, 1};

int mod = 1000000007;
//int mod = 998244353;

struct mint{
	int x;
	mint(ll y = 0){if(y < 0 || y >= mod) y = (y%mod+mod)%mod; x = y;}
	mint(const mint &ope) {x = ope.x;}
	
	mint operator-(){return mint(-x);}
	mint operator+(const mint &ope){return mint(x) += ope;}
	mint operator-(const mint &ope){return mint(x) -= ope;}
	mint operator*(const mint &ope){return mint(x) *= ope;}
	mint operator/(const mint &ope){return mint(x) /= ope;}
	mint& operator+=(const mint &ope){
		x += ope.x;
		if(x >= mod) x -= mod;
		return *this;
	}
	mint& operator-=(const mint &ope){
		x += mod - ope.x;
		if(x >= mod) x -= mod;
		return *this;
	}
	mint& operator*=(const mint &ope){
		ll tmp = x;
		tmp *= ope.x, tmp %= mod;
		x = tmp;
		return *this;
	}
	mint& operator/=(const mint &ope){
		ll n = mod-2; mint mul = ope;
		while(n){
			if(n & 1) *this *= mul;
			mul *= mul;
			n >>= 1;
		}
		return *this;
	}
	mint inverse(){return mint(1) / *this;}
	bool operator ==(const mint &ope){return x == ope.x;}
	bool operator !=(const mint &ope){return x != ope.x;}
	bool operator <(const mint &ope){return x < ope.x;}
};
mint modpow(mint a, ll n){
	if(n == 0) return mint(1);
	if(n % 2) return a * modpow(a, n-1);
	else return modpow(a*a, n/2);
}
istream& operator >>(istream &is, mint &ope){
	ll t; is >> t, ope.x = t;
	return is;
}
ostream& operator <<(ostream &os, mint &ope){return os << ope.x;}
ostream& operator <<(ostream &os, const mint &ope){return os << ope.x;}

vector<mint> fact, fact_inv;
void make_fact(int n){
	fact.resize(n+1), fact_inv.resize(n+1);
	fact[0] = mint(1); rep(i, 1, n) fact[i] = fact[i-1] * mint(i);
	fact_inv[n] = fact[n].inverse(); per(i, n-1, 0) fact_inv[i] = fact_inv[i+1] * mint(i+1);
}
mint comb(int n, int k){ if(n < 0 || k < 0 || n < k) return mint(0); return fact[n] * fact_inv[k] * fact_inv[n-k];}
mint perm(int n, int k){ return comb(n, k) * fact[k]; }

vector<int> prime, pvec;
void make_prime(int n){
	prime.resize(n+1);
	rep(i, 2, n){
		if(prime[i]) continue;
		for(int j = i; j <= n; j+=i) prime[j] = i;
	}
	rep(i, 2, n) if(prime[i] == i) pvec.push_back(i);
}

bool exceed(ll x, ll y, ll m){return x >= m / y + 1;}
void mark(){ cout << "*" << endl; }
void yes(){ cout << "YES" << endl; }
void no(){ cout << "NO" << endl; }
ll floor(ll a, ll b){ if(b < 0) a *= -1, b *= -1; if(a >= 0) return a/b; else return -((-a+b-1)/b); }
ll ceil(ll a, ll b){ if(b < 0) a *= -1, b *= -1; if(a >= 0) return (a+b-1)/b; else return -((-a)/b); }
ll modulo(ll a, ll b){ b = abs(b); return a - floor(a, b) * b; }
ll sgn(ll x){ if(x > 0) return 1; if(x < 0) return -1; return 0;}
ll gcd(ll a, ll b){if(b == 0) return a; return gcd(b, a%b);}
ll lcm(ll a, ll b){return a/gcd(a, b)*b;}
ll digitnum(ll x, ll b = 10){ll ret = 0; for(; x; x /= b) ret++; return ret;}
ll digitsum(ll x, ll b = 10){ll ret = 0; for(; x; x /= b) ret += x % b; return ret;}
string lltos(ll x){string ret; for(;x;x/=10) ret += x % 10 + '0'; reverse(ret.begin(), ret.end()); return ret;}
ll stoll(string &s){ll ret = 0; for(auto c : s) ret *= 10, ret += c - '0'; return ret;}
template<typename T>
void uniq(T &vec){ sort(vec.begin(), vec.end()); vec.erase(unique(vec.begin(), vec.end()), vec.end());}

template<class S, class T> pair<S, T>& operator+=(pair<S,T> &s, const pair<S,T> &t){
	s.first += t.first, s.second += t.second;
	return s;
}
template<class S, class T> pair<S, T>& operator-=(pair<S,T> &s, const pair<S,T> &t){
	s.first -= t.first, s.second -= t.second;
	return s;
}
template<class S, class T> pair<S, T> operator+(const pair<S,T> &s, const pair<S,T> &t){
	return pair<S,T>(s.first+t.first, s.second+t.second);
}
template<class S, class T> pair<S, T> operator-(const pair<S,T> &s, const pair<S,T> &t){
	return pair<S,T>(s.first-t.first, s.second-t.second);
}
template<typename T>
ostream& operator << (ostream& os, vector<T>& vec) {
	reps(i, vec) os << vec[i] << (i + 1 == vec.size() ? "" : " "); return os;
}
template<typename T>
ostream& operator << (ostream& os, const vector<T>& vec) {
	reps(i, vec) os << vec[i] << (i + 1 == vec.size() ? "" : " "); return os;
}
template<typename T>
ostream& operator << (ostream& os, deque<T>& deq) {
	reps(i,  deq) os << deq[i] << (i + 1 == deq.size() ? "" : " "); return os;
}
template<typename T, typename U>
ostream& operator << (ostream& os, pair<T, U>& pair_var) {
	os << "(" << pair_var.first << ", " << pair_var.second << ")";
	return os;
}
template<typename T, typename U>
ostream& operator << (ostream& os, const pair<T, U>& pair_var) {
	os << "(" << pair_var.first << ", " << pair_var.second << ")";
	return os;
}
template<typename T, typename U>
ostream& operator << (ostream& os, map<T, U>& map_var) {
	for(typename map<T, U>::iterator itr = map_var.begin(); itr != map_var.end(); itr++) {
		os << "(" << itr->first << ", " << itr->second << ")";
		itr++; if(itr != map_var.end()) os << ","; itr--;
	}
	return os;
}
template<typename T>
ostream& operator << (ostream& os, set<T>& set_var) {
	for(typename set<T>::iterator itr = set_var.begin(); itr != set_var.end(); itr++) {
		os << *itr; ++itr; if(itr != set_var.end()) os << " "; itr--;
	}
	return os;
}
template<typename T>
ostream& operator << (ostream& os, multiset<T>& set_var) {
	for(typename multiset<T>::iterator itr = set_var.begin(); itr != set_var.end(); itr++) {
		os << *itr; ++itr; if(itr != set_var.end()) os << " "; itr--;
	}
	return os;
}
template<typename T>
void outa(T a[], ll s, ll t){rep(i, s, t){ cout << a[i]; if(i < t) cout << " ";}cout << endl;}
void dump_func(){cout << endl;}
template <class Head, class... Tail>
void dump_func(Head &&head, Tail &&... tail) {
	cout << head;
	if(sizeof...(Tail) > 0) cout << " ";
	dump_func(std::move(tail)...);
}

ll n, k;
vector<ll> G[100005];
ll sum[100005], dif[100005], ans[100005];
bool b[100005];

void dfs(int v, int p)
{
	for(auto u : G[v]){
		if(u == p) continue;
		dfs(u, v);
		sum[v] += sum[u];
	}
	if(b[v]) sum[v]++;
}

void dfs2(int v, int p)
{
	for(auto u : G[v]){
		if(u == p) continue;
		if(sum[u] < k) dif[u] += 2;
		if(sum[u]) dif[1] += 2, dif[u] -= 2;
		dfs2(u, v);
	}
}

void dfs3(int v, int p, ll s)
{
	s += dif[v], ans[v] = s;
	for(auto u : G[v]){
		if(u == p) continue;
		dfs3(u, v, s);
	}
}


struct Rerooting{
	typedef ll T;
	struct edge{
		int to;
		edge(){}
		edge(int a){to = a;}
	};
	
	int n;
	vector<vector<edge> > G;
	vector<int> parent;
	vector<T> dp, dp2, ans;
	vector<T> lsum, rsum;
	
	Rerooting(){};
	Rerooting(int n){
		this->n = n;
		init();
	}
	void init(){
		G.clear(), G.resize(n+1);
		parent.resize(n+1);
		dp.resize(n+1), dp2.resize(n+1);
		lsum.resize(n+1), rsum.resize(n+1);
		ans.resize(n+1);
	}
	void add_edge(int u, int v){
		G[u].push_back(edge(v));
		G[v].push_back(edge(u));
	}
	
	T Ident(){ //
		return -inf;
	}
	T ope(T &a, T &b){ //
		return max(a, b);
	}
	T ope2(int v, T sum){ //
		ll ret = sum + 1;
		if(b[v]) chmax(ret, 0LL);
		return ret;
	}
	
	T& get(int u, int v){
		if(parent[u] == v) return dp2[u];
		else return dp[v];
	}
	
	void dfs(int v, int p)
	{
		parent[v] = p;
		for(auto e : G[v]) if(e.to != p) dfs(e.to, v);
		
		T sum = Ident();
		for(auto e : G[v]) if(e.to != p) sum = ope(sum, get(v, e.to));
		dp[v] = ope2(v, sum);
	}
	void dfs2(int v, int p)
	{
		ll m = sz(G[v]); T sum;
		
		sum = lsum[0] = Ident();
		rep(i, 0, m-1){
			sum = ope(sum, get(v, G[v][i].to));
			lsum[i+1] = sum;
		}
		sum = rsum[m+1] = Ident();
		per(i, m-1, 0){
			sum = ope(sum, get(v, G[v][i].to));
			rsum[i+1] = sum;
		}
		
		reps(i, G[v]){
			int u = G[v][i].to;
			if(u == p) continue;
			T sum = ope(lsum[i], rsum[i+2]);
			dp2[u] = ope2(v, sum);
		}
		
		for(auto e : G[v]) if(e.to != p) dfs2(e.to, v);
	}
	
	void calc(){
		dfs(1, -1), dfs2(1, -1);
		rep(i, 1, n){
			T sum = Ident();
			for(auto e : G[i]) sum = ope(sum, get(i, e.to));
			ans[i] = ope2(i, sum);
		}
	}
	void print(){
		rep(i, 1, n) for(auto e : G[i]) outl(i, "->", e.to, ":", get(i, e.to));
	}
};


int main(void)
{
	ios::sync_with_stdio(0);
	cin.tie(0);
	
	cin >> n >> k;
	Rerooting rt(n);
	
	ll u, v;
	rep(i, 1, n-1){
		cin >> u >> v;
		G[u].push_back(v);
		G[v].push_back(u);
		rt.add_edge(u, v);
	}
	rep(i, 1, k) cin >> v, b[v] = true;
	
	dfs(1, -1);
	dfs2(1, -1);
	dfs3(1, -1, 0);
	
	rt.calc();
	rep(i, 1, n) ans[i] -= rt.ans[i];
	
	rep(i, 1, n) outl(ans[i]);
	
	return 0;
}
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