Submission #532230

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
532230	2022-03-02 14:15:13	pokmui9909	Candies (JOI18_candies)	C++17	100 / 100	135 ms	13404 KiB

candies

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#include <bits/stdc++.h>
using namespace std;
using ll = long long;
#define x first
#define y second
ll N;
ll A[200005];
ll L[200005];
ll R[200005];
ll Del[200005];
int main(){
    cin.tie(0) -> sync_with_stdio(false);
    cin >> N;
    priority_queue<pair<ll, ll>> PQ;
    for(int i = 1; i <= N; i++){
        cin >> A[i];
        PQ.push({A[i], i});
        L[i] = i - 1, R[i] = i + 1;
    }
    A[0] = A[N + 1] = -1e15;
    ll ans = 0;
    for(int i = 1; i <= (N + 1) / 2; i++){
        while(Del[PQ.top().y]) PQ.pop();
        pair<ll, ll> T = PQ.top(); PQ.pop();
        ans += T.x;
        cout << ans << '\n';
        Del[L[T.y]] = Del[R[T.y]] = 1;
 
 
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• Subtask 1: 8 / 8
• Subtask 2: 92 / 92