Submission #1129792

#	Time	Username	Problem	Language	Result	Execution time	Memory
1129792		ttamx	Gym Badges (NOI22_gymbadges)	C++20	100 / 100	189 ms	10536 KiB

Main

#include<bits/stdc++.h>

using namespace std;

using ll = long long;

int main(){
    cin.tie(nullptr)->sync_with_stdio(false);
    int n;
    cin >> n;
    vector<int> a(n),b(n),ord(n);
    for(auto &x:a)cin >> x;
    for(auto &x:b)cin >> x;
    iota(ord.begin(),ord.end(),0);
    sort(ord.begin(),ord.end(),[&](int i,int j){
        return make_tuple(a[i]+b[i],b[i],a[i])<make_tuple(a[j]+b[j],b[j],a[j]);
    });
    priority_queue<ll> pq;
    ll sum=0;
    for(int i:ord){
        pq.emplace(a[i]);
        sum+=a[i];
        if(sum>b[i]+a[i]){
            sum-=pq.top();
            pq.pop();
        }
    }
    cout << pq.size();
}

• Subtask 1: 15 / 15
• Subtask 2: 9 / 9
• Subtask 3: 27 / 27
• Subtask 4: 49 / 49