#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
#define int ll
const int N = (int) 2e5 + 7;
const ll INF = (ll) 1e18;
int n, sol[N];
signed main() {
ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
// freopen("input", "r", stdin);
cin >> n;
set<pair<int, int>> s, revs;
for (int i = 1; i <= n; i++) {
ll x;
cin >> x;
s.insert({-x, i});
revs.insert({i, -x});
}
s.insert({INF, 0});
revs.insert({0, INF});
s.insert({INF, n + 1});
revs.insert({n + 1, INF});
sol[0] = 0;
for (int i = 1; i <= (n + 1) / 2; i++) {
pair<int, int> now = *s.begin();
sol[i] = sol[i - 1] - now.first;
auto it = revs.lower_bound({now.second, -INF});
it--;
pair<int, int> x = *it;
s.erase(s.find({x.second, x.first}));
revs.erase(it++);
pair<int, int> y = *it;
s.erase(s.find({y.second, y.first}));
revs.erase(it++);
pair<int, int> z = *it;
s.erase(s.find({z.second, z.first}));
revs.erase(it++);
revs.insert({y.first, x.second + z.second - y.second});
s.insert({x.second + z.second - y.second, y.first});
}
for (int i = 1; i <= (n + 1) / 2; i++) {
cout << sol[i] << "\n";
}
return 0;
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
2 ms |
596 KB |
Output is correct |
| 2 |
Correct |
2 ms |
576 KB |
Output is correct |
| 3 |
Correct |
2 ms |
596 KB |
Output is correct |
| 4 |
Correct |
2 ms |
596 KB |
Output is correct |
| 5 |
Correct |
2 ms |
580 KB |
Output is correct |
| 6 |
Correct |
2 ms |
596 KB |
Output is correct |
| 7 |
Correct |
2 ms |
596 KB |
Output is correct |
| 8 |
Correct |
2 ms |
604 KB |
Output is correct |
| 9 |
Correct |
1 ms |
596 KB |
Output is correct |
| 10 |
Correct |
2 ms |
592 KB |
Output is correct |
| 11 |
Correct |
2 ms |
596 KB |
Output is correct |
| 12 |
Correct |
2 ms |
596 KB |
Output is correct |
| 13 |
Correct |
2 ms |
596 KB |
Output is correct |
| 14 |
Correct |
2 ms |
596 KB |
Output is correct |
| 15 |
Correct |
2 ms |
596 KB |
Output is correct |
| 16 |
Correct |
2 ms |
596 KB |
Output is correct |
| 17 |
Correct |
2 ms |
600 KB |
Output is correct |
| 18 |
Correct |
2 ms |
596 KB |
Output is correct |
| 19 |
Correct |
2 ms |
636 KB |
Output is correct |
| 20 |
Correct |
1 ms |
596 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
2 ms |
596 KB |
Output is correct |
| 2 |
Correct |
2 ms |
576 KB |
Output is correct |
| 3 |
Correct |
2 ms |
596 KB |
Output is correct |
| 4 |
Correct |
2 ms |
596 KB |
Output is correct |
| 5 |
Correct |
2 ms |
580 KB |
Output is correct |
| 6 |
Correct |
2 ms |
596 KB |
Output is correct |
| 7 |
Correct |
2 ms |
596 KB |
Output is correct |
| 8 |
Correct |
2 ms |
604 KB |
Output is correct |
| 9 |
Correct |
1 ms |
596 KB |
Output is correct |
| 10 |
Correct |
2 ms |
592 KB |
Output is correct |
| 11 |
Correct |
2 ms |
596 KB |
Output is correct |
| 12 |
Correct |
2 ms |
596 KB |
Output is correct |
| 13 |
Correct |
2 ms |
596 KB |
Output is correct |
| 14 |
Correct |
2 ms |
596 KB |
Output is correct |
| 15 |
Correct |
2 ms |
596 KB |
Output is correct |
| 16 |
Correct |
2 ms |
596 KB |
Output is correct |
| 17 |
Correct |
2 ms |
600 KB |
Output is correct |
| 18 |
Correct |
2 ms |
596 KB |
Output is correct |
| 19 |
Correct |
2 ms |
636 KB |
Output is correct |
| 20 |
Correct |
1 ms |
596 KB |
Output is correct |
| 21 |
Correct |
449 ms |
29476 KB |
Output is correct |
| 22 |
Correct |
403 ms |
29452 KB |
Output is correct |
| 23 |
Correct |
401 ms |
29444 KB |
Output is correct |
| 24 |
Correct |
165 ms |
29312 KB |
Output is correct |
| 25 |
Correct |
173 ms |
29312 KB |
Output is correct |
| 26 |
Correct |
170 ms |
29312 KB |
Output is correct |
| 27 |
Correct |
185 ms |
29488 KB |
Output is correct |
| 28 |
Correct |
176 ms |
29504 KB |
Output is correct |
| 29 |
Correct |
177 ms |
29564 KB |
Output is correct |
| 30 |
Correct |
186 ms |
29492 KB |
Output is correct |
| 31 |
Correct |
186 ms |
29508 KB |
Output is correct |
| 32 |
Correct |
188 ms |
29656 KB |
Output is correct |
| 33 |
Correct |
292 ms |
29328 KB |
Output is correct |
| 34 |
Correct |
260 ms |
29280 KB |
Output is correct |
| 35 |
Correct |
273 ms |
29292 KB |
Output is correct |
| 36 |
Correct |
386 ms |
29468 KB |
Output is correct |
| 37 |
Correct |
378 ms |
29532 KB |
Output is correct |
| 38 |
Correct |
384 ms |
29468 KB |
Output is correct |
| 39 |
Correct |
164 ms |
29348 KB |
Output is correct |
| 40 |
Correct |
176 ms |
29352 KB |
Output is correct |
| 41 |
Correct |
177 ms |
29388 KB |
Output is correct |
| 42 |
Correct |
174 ms |
29472 KB |
Output is correct |
| 43 |
Correct |
182 ms |
29644 KB |
Output is correct |
| 44 |
Correct |
175 ms |
29524 KB |
Output is correct |
| 45 |
Correct |
192 ms |
29524 KB |
Output is correct |
| 46 |
Correct |
192 ms |
29560 KB |
Output is correct |
| 47 |
Correct |
201 ms |
29580 KB |
Output is correct |
| 48 |
Correct |
250 ms |
29300 KB |
Output is correct |
| 49 |
Correct |
296 ms |
29372 KB |
Output is correct |
| 50 |
Correct |
252 ms |
29364 KB |
Output is correct |
