oj.uz

답안 #565492

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
565492 2022-05-21T01:36:34 Z lohacho Candies (JOI18_candies) C++14
100 / 100
 824 ms 42944 KB 
#include <bits/stdc++.h>
#define int long long
#define mi(x, y) (x = min(x, y))
#define ma(x, y) (x = max(x, y))
using namespace std;

signed main(){
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    int n; cin >> n;
    vector<int> a(n);
    for(int i = 0; i < n; ++i){
        cin >> a[i];
    }
    multiset<vector<int>> st1, st2;
    for(int i = 0; i < n; ++i){
        st1.insert({i, a[i], 1});
        st2.insert({a[i], i, 1});
    }
    int cnt = 0, sum = 0;
    multiset<vector<int>>::iterator sv;
    int dosv = 0;
    while(cnt < (n + 1) / 2){
        auto p2 = prev(st2.end());
        if(dosv){
            dosv = 0;
            p2 = sv;
        }
        while(p2 != st2.begin() && (*p2)[2] == 0 && (*p2)[0] < 0){
            --p2;
        }
        int nowi = (*p2)[1];
        cnt += (*p2)[2], sum += (*p2)[0];
        if((*p2)[2] > 0){
            cout << sum << endl;
        }
        int dcnt = -(*p2)[2], dsum = -(*p2)[0];
        auto p1 = st1.lower_bound(vector<int>{nowi, -(int)1e18, -(int)1e18});
        if(p1 != st1.begin()){
            auto p1p = prev(p1);
            dsum += (*p1p)[1];
            dcnt += (*p1p)[2];
            st2.erase(st2.find(vector<int>{(*p1p)[1], (*p1p)[0], (*p1p)[2]}));
            st1.erase(p1p);
        }
        auto p1n = next(p1);
        if(p1n != st1.end()){
            dsum += (*p1n)[1];
            dcnt += (*p1n)[2];
            st2.erase(st2.find(vector<int>{(*p1n)[1], (*p1n)[0], (*p1n)[2]}));
            st1.erase(p1n);
        }
        st2.insert({dsum, nowi, dcnt});
        st1.insert({nowi, dsum, dcnt});
        if(dcnt == 0 && dsum >= 0){
            dosv = 1;
            sv = st2.find(vector<int>{dsum, nowi, dcnt});
        }
        st2.erase(p2);
        st1.erase(p1);
    }
    return 0;
}

Subtask #1
8.0 / 8.0

# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 724 KB Output is correct
2 Correct 4 ms 724 KB Output is correct
3 Correct 5 ms 720 KB Output is correct
4 Correct 4 ms 724 KB Output is correct
5 Correct 4 ms 724 KB Output is correct
6 Correct 3 ms 724 KB Output is correct
7 Correct 4 ms 724 KB Output is correct
8 Correct 4 ms 724 KB Output is correct
9 Correct 4 ms 724 KB Output is correct
10 Correct 4 ms 724 KB Output is correct
11 Correct 4 ms 724 KB Output is correct
12 Correct 4 ms 736 KB Output is correct
13 Correct 4 ms 724 KB Output is correct
14 Correct 4 ms 724 KB Output is correct
15 Correct 3 ms 724 KB Output is correct
16 Correct 4 ms 724 KB Output is correct
17 Correct 4 ms 724 KB Output is correct
18 Correct 4 ms 724 KB Output is correct
19 Correct 3 ms 724 KB Output is correct
20 Correct 4 ms 724 KB Output is correct

Subtask #2
92.0 / 92.0

# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 724 KB Output is correct
2 Correct 4 ms 724 KB Output is correct
3 Correct 5 ms 720 KB Output is correct
4 Correct 4 ms 724 KB Output is correct
5 Correct 4 ms 724 KB Output is correct
6 Correct 3 ms 724 KB Output is correct
7 Correct 4 ms 724 KB Output is correct
8 Correct 4 ms 724 KB Output is correct
9 Correct 4 ms 724 KB Output is correct
10 Correct 4 ms 724 KB Output is correct
11 Correct 4 ms 724 KB Output is correct
12 Correct 4 ms 736 KB Output is correct
13 Correct 4 ms 724 KB Output is correct
14 Correct 4 ms 724 KB Output is correct
15 Correct 3 ms 724 KB Output is correct
16 Correct 4 ms 724 KB Output is correct
17 Correct 4 ms 724 KB Output is correct
18 Correct 4 ms 724 KB Output is correct
19 Correct 3 ms 724 KB Output is correct
20 Correct 4 ms 724 KB Output is correct
21 Correct 775 ms 42872 KB Output is correct
22 Correct 780 ms 42856 KB Output is correct
23 Correct 824 ms 42832 KB Output is correct
24 Correct 415 ms 42700 KB Output is correct
25 Correct 410 ms 42704 KB Output is correct
26 Correct 405 ms 42636 KB Output is correct
27 Correct 415 ms 42876 KB Output is correct
28 Correct 421 ms 42804 KB Output is correct
29 Correct 407 ms 42812 KB Output is correct
30 Correct 433 ms 42864 KB Output is correct
31 Correct 426 ms 42792 KB Output is correct
32 Correct 428 ms 42800 KB Output is correct
33 Correct 556 ms 42652 KB Output is correct
34 Correct 561 ms 42592 KB Output is correct
35 Correct 556 ms 42804 KB Output is correct
36 Correct 768 ms 42776 KB Output is correct
37 Correct 805 ms 42860 KB Output is correct
38 Correct 761 ms 42940 KB Output is correct
39 Correct 416 ms 42716 KB Output is correct
40 Correct 411 ms 42700 KB Output is correct
41 Correct 411 ms 42772 KB Output is correct
42 Correct 419 ms 42772 KB Output is correct
43 Correct 413 ms 42824 KB Output is correct
44 Correct 407 ms 42780 KB Output is correct
45 Correct 429 ms 42860 KB Output is correct
46 Correct 433 ms 42944 KB Output is correct
47 Correct 440 ms 42876 KB Output is correct
48 Correct 571 ms 42636 KB Output is correct
49 Correct 556 ms 42716 KB Output is correct
50 Correct 565 ms 42612 KB Output is correct