답안 #206906

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
206906 2020-03-05T19:41:37 Z achibasadzishvili Candies (JOI18_candies) C++17
100 / 100
933 ms 27512 KB
#include<bits/stdc++.h>
#define ll long long
#define f first
#define s second
#define pb push_back
#define mp make_pair
using namespace std;
ll n,a[200005],ans;
set<pair<ll,ll> >st;
set<ll>ind;
set<pair<ll,ll> >::iterator it;
set<ll>::iterator itt;
int main(){
    ios::sync_with_stdio(false);
    cin >> n;
    
    for(int i=1; i<=n; i++){
        cin >> a[i];
        ind.insert(i);
        st.insert(mp(a[i] , i));
    }
    a[0] = a[n + 1] = -99999999999999;
    ind.insert(0);
    ind.insert(n + 1);
    for(int i=1; i<=(n + 1) / 2; i++){
        it = st.end();
        it--;
        ll val = (*it).f , cur = (*it).s;
        st.erase(it);
        ans += val;
        ind.erase(ind.find(cur));
        itt = ind.upper_bound(cur);
        a[cur] = -a[cur];
        if(itt != ind.end()){
            a[cur] += a[(*itt)];
            st.erase(mp(a[(*itt)] , (*itt)));
            ind.erase(itt);
        }
        itt = ind.upper_bound(cur);
        if(itt != ind.begin()){
            itt--;
            a[cur] += a[(*itt)];
            st.erase(mp(a[(*itt)] , (*itt)));
            ind.erase(itt);
        }
        st.insert(mp(a[cur] , cur));
        ind.insert(cur);
        cout << ans << endl;
    }
    
    
    
    
    return 0;
}
# 결과 실행 시간 메모리 Grader output
1 Correct 9 ms 632 KB Output is correct
2 Correct 9 ms 632 KB Output is correct
3 Correct 9 ms 636 KB Output is correct
4 Correct 9 ms 632 KB Output is correct
5 Correct 9 ms 632 KB Output is correct
6 Correct 9 ms 632 KB Output is correct
7 Correct 9 ms 632 KB Output is correct
8 Correct 9 ms 632 KB Output is correct
9 Correct 8 ms 632 KB Output is correct
10 Correct 9 ms 632 KB Output is correct
11 Correct 9 ms 632 KB Output is correct
12 Correct 9 ms 632 KB Output is correct
13 Correct 9 ms 632 KB Output is correct
14 Correct 9 ms 636 KB Output is correct
15 Correct 9 ms 632 KB Output is correct
16 Correct 9 ms 632 KB Output is correct
17 Correct 9 ms 632 KB Output is correct
18 Correct 9 ms 632 KB Output is correct
19 Correct 8 ms 632 KB Output is correct
20 Correct 8 ms 632 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 9 ms 632 KB Output is correct
2 Correct 9 ms 632 KB Output is correct
3 Correct 9 ms 636 KB Output is correct
4 Correct 9 ms 632 KB Output is correct
5 Correct 9 ms 632 KB Output is correct
6 Correct 9 ms 632 KB Output is correct
7 Correct 9 ms 632 KB Output is correct
8 Correct 9 ms 632 KB Output is correct
9 Correct 8 ms 632 KB Output is correct
10 Correct 9 ms 632 KB Output is correct
11 Correct 9 ms 632 KB Output is correct
12 Correct 9 ms 632 KB Output is correct
13 Correct 9 ms 632 KB Output is correct
14 Correct 9 ms 636 KB Output is correct
15 Correct 9 ms 632 KB Output is correct
16 Correct 9 ms 632 KB Output is correct
17 Correct 9 ms 632 KB Output is correct
18 Correct 9 ms 632 KB Output is correct
19 Correct 8 ms 632 KB Output is correct
20 Correct 8 ms 632 KB Output is correct
21 Correct 905 ms 27392 KB Output is correct
22 Correct 915 ms 27416 KB Output is correct
23 Correct 902 ms 27384 KB Output is correct
24 Correct 514 ms 27128 KB Output is correct
25 Correct 499 ms 27128 KB Output is correct
26 Correct 509 ms 27220 KB Output is correct
27 Correct 516 ms 27384 KB Output is correct
28 Correct 523 ms 27512 KB Output is correct
29 Correct 489 ms 27384 KB Output is correct
30 Correct 527 ms 27384 KB Output is correct
31 Correct 520 ms 27384 KB Output is correct
32 Correct 521 ms 27384 KB Output is correct
33 Correct 682 ms 27256 KB Output is correct
34 Correct 708 ms 27212 KB Output is correct
35 Correct 674 ms 27256 KB Output is correct
36 Correct 933 ms 27260 KB Output is correct
37 Correct 933 ms 27492 KB Output is correct
38 Correct 889 ms 27256 KB Output is correct
39 Correct 510 ms 27260 KB Output is correct
40 Correct 499 ms 27256 KB Output is correct
41 Correct 497 ms 27256 KB Output is correct
42 Correct 519 ms 27208 KB Output is correct
43 Correct 508 ms 27256 KB Output is correct
44 Correct 491 ms 27384 KB Output is correct
45 Correct 531 ms 27256 KB Output is correct
46 Correct 507 ms 27256 KB Output is correct
47 Correct 536 ms 27384 KB Output is correct
48 Correct 695 ms 27132 KB Output is correct
49 Correct 680 ms 27256 KB Output is correct
50 Correct 699 ms 27124 KB Output is correct