結果

問題 No.1477 Lamps on Graph
ユーザー theory_and_me
提出日時 2021-04-16 20:37:44
言語 C++17
(gcc 13.3.0 + boost 1.87.0)
結果
AC  
実行時間 200 ms / 2,000 ms
コード長 3,056 bytes
コンパイル時間 2,401 ms
コンパイル使用メモリ 203,180 KB
最終ジャッジ日時 2025-01-20 18:56:27
ジャッジサーバーID
(参考情報)
judge5 / judge4
このコードへのチャレンジ
(要ログイン)
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 REP(i,n) for(ll i=0;i<(ll)n;i++)
#define dump(x) cerr << "Line " << __LINE__ << ": " << #x << " = " << (x) << "\n";
#define spa << " " <<
#define fi first
#define se second
#define ALL(a) (a).begin(),(a).end()
#define ALLR(a) (a).rbegin(),(a).rend()
using ld = long double;
using ll = long long;
using ull = unsigned long long;
using pii = pair<int, int>;
using pll = pair<ll, ll>;
using pdd = pair<ld, ld>;
template<typename T> using V = vector<T>;
template<typename T> using P = pair<T, T>;
template<typename T> vector<T> make_vec(size_t n, T a) { return vector<T>(n, a); }
template<typename... Ts> auto make_vec(size_t n, Ts... ts) { return vector<decltype(make_vec(ts...))>(n, make_vec(ts...)); }
template<class S, class T> ostream& operator << (ostream& os, const pair<S, T> v){os << "(" << v.first << ", " << v.second << ")"; return os;}
template<typename T> ostream& operator<<(ostream &os, const vector<T> &v) { for (auto &e : v) os << e << ' '; return os; }
template<class T> ostream& operator<<(ostream& os, const vector<vector<T>> &v){ for(auto &e : v){os << e << "\n";} return os;}
struct fast_ios { fast_ios(){ cin.tie(nullptr); ios::sync_with_stdio(false); cout << fixed << setprecision(20); }; } fast_ios_;
template <class T> void UNIQUE(vector<T> &x) {sort(ALL(x));x.erase(unique(ALL(x)), x.end());}
template<class T> bool chmax(T &a, const T &b) { if (a<b) { a=b; return 1; } return 0; }
template<class T> bool chmin(T &a, const T &b) { if (a>b) { a=b; return 1; } return 0; }
void fail() { cout << -1 << '\n'; exit(0); }
inline int popcount(const int x) { return __builtin_popcount(x); }
inline int popcount(const ll x) { return __builtin_popcountll(x); }
template<typename T> void debug(vector<vector<T>>&v,ll h,ll w){for(ll i=0;i<h;i++)
{cerr<<v[i][0];for(ll j=1;j<w;j++)cerr spa v[i][j];cerr<<"\n";}};
template<typename T> void debug(vector<T>&v,ll n){if(n!=0)cerr<<v[0];
for(ll i=1;i<n;i++)cerr spa v[i];
cerr<<"\n";};
const ll INF = (1ll<<62);
// const ld EPS = 1e-10;
// const ld PI = acos(-1.0);
const ll mod = (int)1e9 + 7;
//const ll mod = 998244353;
int main(){
ll N, M;
cin >> N >> M;
V<ll> A(N);
REP(i, N) cin >> A[i];
using Graph = V<V<ll>>;
Graph G(N);
REP(i, M){
ll u, v;
cin >> u >> v;
u--, v--;
G[u].push_back(v);
G[v].push_back(u);
}
V<ll> is_on(N, 0);
ll K;
cin >> K;
REP(i, K){
ll pos;
cin >> pos;
pos--;
is_on[pos] = 1;
}
V<ll> ids(N, 0);
iota(ALL(ids), 0);
sort(ALL(ids), [&](ll x, ll y){
return A[x] < A[y];
});
V<ll> res;
REP(idx, N){
ll i = ids[idx];
if(is_on[i]){
res.push_back(i);
is_on[i] = 0;
for(auto j: G[i]){
if(A[j] > A[i]){
is_on[j] = 1 - is_on[j];
}
}
}
}
cout << res.size() << endl;
for(auto x: res) cout << x+1 << endl;
return 0;
}
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