結果
問題 | No.2618 除霊 |
ユーザー |
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提出日時 | 2024-01-26 23:12:43 |
言語 | C++23 (gcc 13.3.0 + boost 1.87.0) |
結果 |
AC
|
実行時間 | 191 ms / 2,000 ms |
コード長 | 2,990 bytes |
コンパイル時間 | 2,353 ms |
コンパイル使用メモリ | 204,028 KB |
実行使用メモリ | 20,420 KB |
最終ジャッジ日時 | 2024-09-28 09:01:15 |
合計ジャッジ時間 | 12,114 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge1 |
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ファイルパターン | 結果 |
---|---|
other | AC * 43 |
ソースコード
#pragma GCC optimize("O2")#include <algorithm>#include <array>#include <bit>#include <bitset>#include <cassert>#include <cctype>#include <cfenv>#include <cfloat>#include <chrono>#include <cinttypes>#include <climits>#include <cmath>#include <compare>#include <complex>#include <concepts>#include <cstdarg>#include <cstddef>#include <cstdint>#include <cstdio>#include <cstdlib>#include <cstring>#include <deque>#include <fstream>#include <functional>#include <initializer_list>#include <iomanip>#include <ios>#include <iostream>#include <istream>#include <iterator>#include <limits>#include <list>#include <map>#include <memory>#include <new>#include <numbers>#include <numeric>#include <ostream>#include <queue>#include <random>#include <ranges>#include <set>#include <span>#include <sstream>#include <stack>#include <streambuf>#include <string>#include <tuple>#include <type_traits>#include <variant>#define int ll#define INT128_MAX (__int128)(((unsigned __int128) 1 << ((sizeof(__int128) * __CHAR_BIT__) - 1)) - 1)#define INT128_MIN (-INT128_MAX - 1)#define clock chrono::steady_clock::now().time_since_epoch().count()#ifdef DEBUG#define dbg(x) cout << (#x) << " = " << x << '\n'#else#define dbg(x)#endifnamespace R = std::ranges;namespace V = std::views;using namespace std;using ll = long long;using ull = unsigned long long;using ldb = long double;using pii = pair<int, int>;using pll = pair<ll, ll>;//#define double ldbtemplate<class T>ostream& operator<<(ostream& os, const pair<T, T> pr) {return os << pr.first << ' ' << pr.second;}template<class T, size_t N>ostream& operator<<(ostream& os, const array<T, N> &arr) {for(const T &X : arr)os << X << ' ';return os;}template<class T>ostream& operator<<(ostream& os, const vector<T> &vec) {for(const T &X : vec)os << X << ' ';return os;}template<class T>ostream& operator<<(ostream& os, const set<T> &s) {for(const T &x : s)os << x << ' ';return os;}signed main() {ios::sync_with_stdio(false), cin.tie(NULL);int n; cin >> n;vector<vector<int>> g(n);for(int i = 1; i < n; i++) {int u, v; cin >> u >> v;u--, v--;g[u].emplace_back(v);g[v].emplace_back(u);}int m; cin >> m;vector<int> inV(n);while(m--) {int x; cin >> x;inV[x - 1] = 1;}vector<int> cnt(n);for(int v = 0; v < n; v++) {if (!inV[v]) continue;cnt[v] += 1;for(int x : g[v])cnt[x] += 1;}vector<int> adj1(n);for(int v = 0; v < n; v++)for(int x : g[v])adj1[v] += cnt[x] == 1;int cnt0 = 0;for(int i = 0; i < n; i++)cnt0 += cnt[i] == 0;for(int v = 0; v < n; v++) {int del = 0;if (cnt[v] > 0) del += 1;for(int x : g[v]) {if (cnt[x] != 0 and inV[x] + inV[v] == cnt[x])del += 1;if (inV[x])del += adj1[x] - (cnt[v] == 1);}cout << n - (cnt0 + del) << '\n';}return 0;}