| # | 제출 시각 | 아이디 | 문제 | 언어 | 결과 | 실행 시간 | 메모리 |
|---|---|---|---|---|---|---|---|
| 1265843 | thenpc | Festival (IOI25_festival) | C++20 | 42 ms | 5684 KiB |
#include <bits/stdc++.h>
#include "festival.h"
using namespace std;
#define ll long long
vector<int> max_coupons(int a,vector<int> p,vector<int> t){
vector<pair<int,int>> v[5];
vector<int> u;
for(int i=0;i<p.size();i++){
v[t[i]].push_back({p[i],i});
}
sort(v[1].begin(),v[1].end());
sort(v[2].begin(),v[2].end());
int cnt1=0,cnt2=0;
while(cnt1<v[1].size()&&cnt2<v[2].size()){
if(a-v[1][cnt1].first<(a-v[2][cnt2].first)*2||cnt1==v[1].size()){
if(a<0){
break;
}
u.push_back(v[2][cnt2].second);
a=(a-v[2][cnt2].first)*2;
cnt2++;
}
else if(a-v[1][cnt1].first>(a-v[2][cnt2].first)*2||cnt2==v[2].size()){
if(a<0){
break;
}
u.push_back(v[1][cnt1].second);
a-=v[1][cnt1].first;
cnt1++;
}
}
return u;
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