結果

問題 No.1477 Lamps on Graph
ユーザー packer_jp
提出日時 2021-04-16 20:43:32
言語 C++17
(gcc 13.3.0 + boost 1.87.0)
結果
AC  
実行時間 418 ms / 2,000 ms
コード長 3,782 bytes
コンパイル時間 3,963 ms
コンパイル使用メモリ 206,188 KB
最終ジャッジ日時 2025-01-20 19:01:11
ジャッジサーバーID
(参考情報)
judge2 / judge3
このコードへのチャレンジ
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ファイルパターン 結果
sample AC * 2
other AC * 38
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 #
プレゼンテーションモードにする

#include <bits/stdc++.h>
using namespace std;
#define int long long
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
#define reps(i, n) for (int i = 1; i <= (int)(n); i++)
#define all(a) (a).begin(), (a).end()
#define uniq(a) (a).erase(unique(all(a)), (a).end())
#define bit(n) (1LL << (n))
#define dump(a) cerr << #a " = " << (a) << endl
#define fin(a) \
cout << (a) << endl; \
return 0
using vint = vector<int>;
using pint = pair<int, int>;
using vpint = vector<pint>;
template <typename T> using priority_queue_rev = priority_queue<T, vector<T>, greater<T>>;
constexpr double PI = 3.1415926535897932384626433832795028;
constexpr int DY[9] = {0, 1, 0, -1, 1, 1, -1, -1, 0};
constexpr int DX[9] = {1, 0, -1, 0, 1, -1, -1, 1, 0};
int sign(int a) {
return (a > 0) - (a < 0);
}
int cdiv(int a, int b) {
return (a - 1 + b) / b;
}
template <typename T> T sq(T a) {
return a * a;
}
template <typename T, typename U> bool chmax(T &a, const U &b) {
if (a < b) {
a = b;
return true;
}
return false;
}
template <typename T, typename U> bool chmin(T &a, const U &b) {
if (b < a) {
a = b;
return true;
}
return false;
}
template <typename T, typename U> ostream &operator<<(ostream &os, const pair<T, U> &a) {
os << "(" << a.first << ", " << a.second << ")";
return os;
}
template <typename T> ostream &operator<<(ostream &os, const vector<T> &a) {
os << "(";
for (auto itr = a.begin(); itr != a.end(); itr++) {
os << *itr << (next(itr) != a.end() ? ", " : "");
}
os << ")";
return os;
}
template <typename T> ostream &operator<<(ostream &os, const deque<T> &a) {
os << "(";
for (auto itr = a.begin(); itr != a.end(); itr++) {
os << *itr << (next(itr) != a.end() ? ", " : "");
}
os << ")";
return os;
}
template <typename T> ostream &operator<<(ostream &os, const set<T> &a) {
os << "{";
for (auto itr = a.begin(); itr != a.end(); itr++) {
os << *itr << (next(itr) != a.end() ? ", " : "");
}
os << "}";
return os;
}
template <typename T> ostream &operator<<(ostream &os, const multiset<T> &a) {
os << "{";
for (auto itr = a.begin(); itr != a.end(); itr++) {
os << *itr << (next(itr) != a.end() ? ", " : "");
}
os << "}";
return os;
}
template <typename T, typename U> ostream &operator<<(ostream &os, const map<T, U> &a) {
os << "{";
for (auto itr = a.begin(); itr != a.end(); itr++) {
os << *itr << (next(itr) != a.end() ? ", " : "");
}
os << "}";
return os;
}
struct setup {
static constexpr int PREC = 20;
setup() {
cout << fixed << setprecision(PREC);
cerr << fixed << setprecision(PREC);
};
} setup;
signed main() {
int n, m;
cin >> n >> m;
vint a(n);
vector<pint> ai(n);
rep(i, n) {
cin >> a[i];
ai[i] = {a[i], i};
}
sort(all(ai));
vint u(m), v(m);
vector adj(n, vint());
rep(i, m) {
cin >> u[i] >> v[i], u[i]--, v[i]--;
adj[u[i]].emplace_back(v[i]);
adj[v[i]].emplace_back(u[i]);
}
int k;
cin >> k;
vint b(k), s(n);
rep(i, k) {
cin >> b[i], b[i]--;
s[b[i]] = 1;
}
vint ans;
for (auto [_, i] : ai) {
if (s[i] == 1) {
ans.emplace_back(i);
for (int to : adj[i]) {
if (a[i] < a[to]) {
s[to] = 1 - s[to];
}
}
}
}
cout << ans.size() << endl;
for (int x : ans)
cout << x + 1 << endl;
}
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