#include <bits/stdc++.h>
using namespace std;
#define Z 200'002
int64_t N, K, L[Z], R[Z], r[Z], A[Z], sum;
priority_queue<array<int64_t, 2>> pq;
int main() {
cin >> N;
for(int i = 1; i <= N; i++) {
cin >> A[i];
L[i] = i - 1, R[i] = i + 1;
pq.push({A[i], i});
}
R[N+1] = N+1, L[N+1] = N;
R[0] = r[0] = r[N+1] = 1;
for(int k = 1; k*2 <= N+1; k++) {
while(r[pq.top()[1]]) pq.pop();
auto [v, i] = pq.top(); pq.pop();
cout << (sum += v) << '\n';
r[i] = r[L[i]] || r[R[i]];
if(!r[L[i]]) v -= A[L[i]], r[L[i]] = 1, R[L[i] = L[L[i]]] = i;
if(!r[R[i]]) v -= A[R[i]], r[R[i]] = 1, L[R[i] = R[R[i]]] = i;
if(!r[i]) pq.push({A[i] = -v, i});
}
}
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
2 ms |
460 KB |
Output is correct |
| 2 |
Correct |
1 ms |
332 KB |
Output is correct |
| 3 |
Correct |
2 ms |
460 KB |
Output is correct |
| 4 |
Correct |
2 ms |
460 KB |
Output is correct |
| 5 |
Correct |
3 ms |
460 KB |
Output is correct |
| 6 |
Correct |
2 ms |
420 KB |
Output is correct |
| 7 |
Correct |
1 ms |
460 KB |
Output is correct |
| 8 |
Correct |
1 ms |
332 KB |
Output is correct |
| 9 |
Correct |
3 ms |
460 KB |
Output is correct |
| 10 |
Correct |
1 ms |
460 KB |
Output is correct |
| 11 |
Correct |
2 ms |
460 KB |
Output is correct |
| 12 |
Correct |
2 ms |
460 KB |
Output is correct |
| 13 |
Correct |
2 ms |
460 KB |
Output is correct |
| 14 |
Correct |
2 ms |
460 KB |
Output is correct |
| 15 |
Correct |
2 ms |
460 KB |
Output is correct |
| 16 |
Correct |
2 ms |
332 KB |
Output is correct |
| 17 |
Correct |
1 ms |
332 KB |
Output is correct |
| 18 |
Correct |
1 ms |
460 KB |
Output is correct |
| 19 |
Correct |
1 ms |
460 KB |
Output is correct |
| 20 |
Correct |
2 ms |
460 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
2 ms |
460 KB |
Output is correct |
| 2 |
Correct |
1 ms |
332 KB |
Output is correct |
| 3 |
Correct |
2 ms |
460 KB |
Output is correct |
| 4 |
Correct |
2 ms |
460 KB |
Output is correct |
| 5 |
Correct |
3 ms |
460 KB |
Output is correct |
| 6 |
Correct |
2 ms |
420 KB |
Output is correct |
| 7 |
Correct |
1 ms |
460 KB |
Output is correct |
| 8 |
Correct |
1 ms |
332 KB |
Output is correct |
| 9 |
Correct |
3 ms |
460 KB |
Output is correct |
| 10 |
Correct |
1 ms |
460 KB |
Output is correct |
| 11 |
Correct |
2 ms |
460 KB |
Output is correct |
| 12 |
Correct |
2 ms |
460 KB |
Output is correct |
| 13 |
Correct |
2 ms |
460 KB |
Output is correct |
| 14 |
Correct |
2 ms |
460 KB |
Output is correct |
| 15 |
Correct |
2 ms |
460 KB |
Output is correct |
| 16 |
Correct |
2 ms |
332 KB |
Output is correct |
| 17 |
Correct |
1 ms |
332 KB |
Output is correct |
| 18 |
Correct |
1 ms |
460 KB |
Output is correct |
| 19 |
Correct |
1 ms |
460 KB |
Output is correct |
| 20 |
Correct |
2 ms |
460 KB |
Output is correct |
| 21 |
Correct |
198 ms |
11208 KB |
Output is correct |
| 22 |
Correct |
159 ms |
11200 KB |
Output is correct |
| 23 |
Correct |
174 ms |
11268 KB |
Output is correct |
| 24 |
Correct |
135 ms |
11380 KB |
Output is correct |
| 25 |
Correct |
127 ms |
11224 KB |
Output is correct |
| 26 |
Correct |
131 ms |
11212 KB |
Output is correct |
| 27 |
Correct |
145 ms |
11360 KB |
Output is correct |
| 28 |
Correct |
134 ms |
11256 KB |
Output is correct |
| 29 |
Correct |
135 ms |
11300 KB |
Output is correct |
| 30 |
Correct |
156 ms |
11296 KB |
Output is correct |
| 31 |
Correct |
157 ms |
11280 KB |
Output is correct |
| 32 |
Correct |
138 ms |
11284 KB |
Output is correct |
| 33 |
Correct |
136 ms |
11176 KB |
Output is correct |
| 34 |
Correct |
146 ms |
11260 KB |
Output is correct |
| 35 |
Correct |
177 ms |
11268 KB |
Output is correct |
| 36 |
Correct |
168 ms |
11316 KB |
Output is correct |
| 37 |
Correct |
164 ms |
11212 KB |
Output is correct |
| 38 |
Correct |
173 ms |
11268 KB |
Output is correct |
| 39 |
Correct |
128 ms |
11268 KB |
Output is correct |
| 40 |
Correct |
139 ms |
11192 KB |
Output is correct |
| 41 |
Correct |
134 ms |
11212 KB |
Output is correct |
| 42 |
Correct |
158 ms |
11324 KB |
Output is correct |
| 43 |
Correct |
139 ms |
11296 KB |
Output is correct |
| 44 |
Correct |
133 ms |
11188 KB |
Output is correct |
| 45 |
Correct |
137 ms |
11236 KB |
Output is correct |
| 46 |
Correct |
146 ms |
11240 KB |
Output is correct |
| 47 |
Correct |
134 ms |
11256 KB |
Output is correct |
| 48 |
Correct |
142 ms |
11176 KB |
Output is correct |
| 49 |
Correct |
137 ms |
11304 KB |
Output is correct |
| 50 |
Correct |
162 ms |
11308 KB |
Output is correct |
