結果
| 問題 | No.3390 Public or Private |
| コンテスト | |
| ユーザー |
|
| 提出日時 | 2025-12-10 14:47:42 |
| 言語 | C++23 (gcc 13.3.0 + boost 1.89.0) |
| 結果 |
AC
|
| 実行時間 | 809 ms / 2,000 ms |
| コード長 | 3,836 bytes |
| 記録 | |
| コンパイル時間 | 4,223 ms |
| コンパイル使用メモリ | 296,384 KB |
| 実行使用メモリ | 7,848 KB |
| 最終ジャッジ日時 | 2025-12-10 14:48:01 |
| 合計ジャッジ時間 | 17,566 ms |
|
ジャッジサーバーID (参考情報) |
judge3 / judge4 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 3 |
| other | AC * 27 |
ソースコード
#include <bits/stdc++.h>
using namespace std;
struct IoSetup {
IoSetup() {
cin.tie(nullptr);
ios::sync_with_stdio(false);
cout << fixed << setprecision(10);
cerr << fixed << setprecision(10);
}
} iosetup;
template <typename T1, typename T2>
ostream& operator<<(ostream& os, const pair<T1, T2>& p) {
os << p.first << " " << p.second;
return os;
}
template <typename T1, typename T2>
istream& operator>>(istream& is, pair<T1, T2>& p) {
is >> p.first >> p.second;
return is;
}
template <typename T>
ostream& operator<<(ostream& os, const vector<T>& v) {
for (int i = 0; i < (int)v.size(); i++) {
os << v[i] << (i + 1 != v.size() ? " " : "");
}
return os;
}
template <typename T>
istream& operator>>(istream& is, vector<T>& v) {
for (T& in : v) is >> in;
return is;
}
template <typename T1, typename T2>
inline bool chmax(T1& a, T2 b) {
return a < b && (a = b, true);
}
template <typename T1, typename T2>
inline bool chmin(T1& a, T2 b) {
return a > b && (a = b, true);
}
template <typename T = long long>
vector<T> make_v(size_t a) {
return vector<T>(a);
}
template <typename T, typename... Ts>
auto make_v(size_t a, Ts... ts) {
return vector<decltype(make_v<T>(ts...))>(a, make_v<T>(ts...));
}
template <typename T, typename V>
typename enable_if<is_class<T>::value == 0>::type fill_v(T& t, const V& v) {
t = v;
}
template <typename T, typename V>
typename enable_if<is_class<T>::value != 0>::type fill_v(T& t, const V& v) {
for (auto& e : t) fill_v(e, v);
}
#define rep(i,n) for (int i = 0; i< (n); ++i)
#define repi(i, a, b) for (int i = (a); i < (b); ++i)
#define all(x) (x).begin(), (x).end()
#define fore(i, a) for(auto &i:a)
#define DEBUG(x) cerr << #x << ": "; for (auto _ : x) cerr << _ << " "; cerr << endl;
using ll = long long;
const ll infll = (1LL << 62) - 1;
const int inf = (1 << 30) - 1;
template<class T> using _pq = priority_queue<T, vector<T>, greater<T>>;
template<class T> int LB(vector<T> &v,T a){return lower_bound(v.begin(),v.end(),a)-v.begin();}
template<class T> int UB(vector<T> &v,T a){return upper_bound(v.begin(),v.end(),a)-v.begin();}
template<class T> void So(vector<T> &v) {sort(v.begin(),v.end());}
template<class T> void Sore(vector<T> &v) {sort(v.begin(),v.end(),[](T x,T y){return x>y;});}
bool yneos(bool a,bool upp=false){if(a){cout<<(upp?"YES\n":"Yes\n");}else{cout<<(upp?"NO\n":"No\n");}return a;}
template<class T> T vec_sum(vector<T> &a){T ans=T(0);for(auto &x:a) ans+=x;return ans;}
bool bit(ll x, int k){return((x >> k)&1);}
#include<atcoder/modint>
using namespace atcoder;
using mint = modint998244353;
void solve();
int main(){
int t=1;
//cin >> t;
repi(i, 0, t) solve();
}
void solve(){
ll n, m;
cin >> n >> m;
vector<ll> u(m), v(m);
rep(i, m)cin >> u[i] >> v[i];
ll Q;cin >> Q;
vector<ll> q(Q), a(Q), b(Q);
rep(i, Q){
cin >> q[i] >> a[i] >> b[i];
}
//_input
set<ll> valid;
set<ll> hikoukai;
map<ll, set<ll>> follow;
map<ll, set<ll>> multi;
rep(i, Q){
valid.insert(a[i]);
}
rep(i, m){
if(valid.count(u[i]))follow[u[i]].insert(v[i]);
if(valid.count(u[i]))multi[u[i]].insert(v[i]);
}
auto output = [&](ll x){
ll item;
if(hikoukai.count(x))item=0;
else item=-1;
return item+n-hikoukai.size() + follow[x].size() - multi[x].size();
};
rep(i, Q){
if(q[i] == 1){
if(follow[a[i]].count(b[i])){
follow[a[i]].erase(b[i]);
multi[a[i]].erase(b[i]);
}
else{
follow[a[i]].insert(b[i]);
if(!hikoukai.count(b[i]))multi[a[i]].insert(b[i]);
}
cout << output(a[i]) << "\n";
}
else{
if(hikoukai.count(a[i])){
hikoukai.erase(a[i]);
for(auto z:valid){
if(follow[z].count(a[i]))multi[z].insert(a[i]);
}
}
else{
hikoukai.insert(a[i]);
for(auto z:valid){
if(multi[z].count(a[i]))multi[z].erase(a[i]);
}
}
cout << output(a[i]) << "\n";
}
}
}