이 제출은 이전 버전의 oj.uz에서 채점하였습니다. 현재는 제출 당시와는 다른 서버에서 채점을 하기 때문에, 다시 제출하면 결과가 달라질 수도 있습니다.
#include <bits/stdc++.h>
#define fr first
#define sc second
#define int long long
#define all(s) s.begin(), s.end()
#define rc(s) return cout << s, 0
using namespace std;
const int nmax = 160005;
int n, m, ans[nmax], par[nmax], sz[nmax], culori[nmax];
vector<int>nod[nmax];
set<int>seturi[nmax];
struct rect{
pair<int,int> L, R;
int indx, type;
friend bool operator < (rect A, rect B){
if(A.L.fr != B.L.fr){
return A.L.fr < B.L.fr;
}
else if(A.R.sc != B.R.sc){
return A.R.sc > B.R.sc;
}
else{
return A.L.sc < B.L.sc;
}
}
};
multiset <pair<pair<int,int>,pair<int,int>>> O_o;
vector<rect>vecc;
void dfs(int s){
sz[s] = 1;
int curr = 0, marime = 0;
for(auto it : nod[s]){
dfs(it);
sz[s] += sz[it];
if(marime < sz[it]){
marime = sz[it];
curr = it;
}
}
if(nod[s].size()){
swap(seturi[s], seturi[curr]);
for(auto it : nod[s]){
if(it != curr){
for(auto it1 : seturi[it]) seturi[s].insert(it1);
}
}
}
if(s > n && s <= n + m){
seturi[s].insert(culori[s]);
}
if(s >= 1 && s <= n){
ans[s] = seturi[s].size();
}
}
int32_t main(){
//ios_base::sync_with_stdio(false);cin.tie(0);cerr.tie(0);cout.tie(0);
//freopen("input.in", "r", stdin);
cin >> n >> m;
for(int i=1;i<=n;i++){
rect AUX;
cin >> AUX.L.fr >> AUX.L.sc >> AUX.R.fr >> AUX.R.sc;
AUX.indx = i; AUX.type = 0;
vecc.push_back(AUX);
}
for(int i=1;i<=m;i++){
rect AUX;
cin >> AUX.L.fr >> AUX.L.sc >> AUX.type;
culori[i + n] = AUX.type;
AUX.R.fr = AUX.L.fr;
AUX.R.sc = AUX.L.sc;
AUX.indx = n + i;
vecc.push_back(AUX);
}
rect AUX;
AUX.L.fr = AUX.L.sc = 0;
AUX.R.fr = AUX.R.sc = 1e9;
AUX.indx = n + m + 1;
AUX.type = 0;
vecc.push_back(AUX);
sort(all(vecc));
for(auto it : vecc){
if(it.indx != n + m + 1){
auto it1 = O_o.lower_bound({{it.R.sc, 0}, {0, 0}});
while(it1->fr.sc < it.L.fr){
auto it2 = it1; ++it1;
O_o.erase(it2);
}
if(it1->sc.sc == 1 || it1->fr.fr == it.R.sc){
par[it.indx] = it1->sc.fr;
}
else{
par[it.indx] = par[it1->sc.fr];
}
// cout << "CHEEEECK " << it.indx << ' ' << it1->sc.fr << '\n';
}
O_o.insert({{it.L.sc, it.R.fr}, {it.indx, 0}});
O_o.insert({{it.R.sc, it.R.fr}, {it.indx, 1}});
}
for(int i=1;i<=n+m;i++){
nod[par[i]].push_back(i);
}
dfs(n + m + 1);
for(int i=1;i<=n;i++){
cout << ans[i] << '\n';
}
}
# | Verdict | Execution time | Memory | Grader output |
---|
Fetching results... |
# | Verdict | Execution time | Memory | Grader output |
---|
Fetching results... |
# | Verdict | Execution time | Memory | Grader output |
---|
Fetching results... |
# | Verdict | Execution time | Memory | Grader output |
---|
Fetching results... |
# | Verdict | Execution time | Memory | Grader output |
---|
Fetching results... |