#include<bits/stdc++.h>
#define endl '\n'
#define fi first
#define se second
using namespace std;
const int MAXN=2e5+5;
const long long INF=1e18+5;
int n;
long long a[MAXN];
multiset<pair<long long,int> > vals;
set<pair<int,long long> > inds;
int main()
{
ios::sync_with_stdio(false);
cin.tie(NULL);
cout.tie(NULL);
cin>>n;
for(int i=1;i<=n;i++) cin>>a[i];
for(int i=1;i<=n;i++)
{
vals.insert({-a[i],i});
inds.insert({i,-a[i]});
}
vals.insert({INF,0});
vals.insert({INF,n+1});
inds.insert({0,INF});
inds.insert({n+1,INF});
long long ans=0;
for(int i=1;i<=(n+1)/2;i++)
{
auto cur=(*vals.begin());
ans-=cur.fi;
cout<<ans<<endl;
auto it=inds.lower_bound({cur.se,-INF});
it--;
auto l=(*it);
inds.erase(it++);
auto m=(*it);
inds.erase(it++);
auto r=(*it);
inds.erase(it);
vals.erase({l.se, l.fi});
vals.erase({m.se, m.fi});
vals.erase({r.se, r.fi});
vals.insert({l.se+r.se-m.se, m.fi});
inds.insert({m.fi, l.se+r.se-m.se});
}
return 0;
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
2 ms |
604 KB |
Output is correct |
| 2 |
Correct |
2 ms |
604 KB |
Output is correct |
| 3 |
Correct |
2 ms |
756 KB |
Output is correct |
| 4 |
Correct |
1 ms |
752 KB |
Output is correct |
| 5 |
Correct |
1 ms |
604 KB |
Output is correct |
| 6 |
Correct |
2 ms |
604 KB |
Output is correct |
| 7 |
Correct |
2 ms |
604 KB |
Output is correct |
| 8 |
Correct |
2 ms |
604 KB |
Output is correct |
| 9 |
Correct |
1 ms |
600 KB |
Output is correct |
| 10 |
Correct |
1 ms |
604 KB |
Output is correct |
| 11 |
Correct |
2 ms |
604 KB |
Output is correct |
| 12 |
Correct |
1 ms |
604 KB |
Output is correct |
| 13 |
Correct |
1 ms |
604 KB |
Output is correct |
| 14 |
Correct |
2 ms |
604 KB |
Output is correct |
| 15 |
Correct |
2 ms |
604 KB |
Output is correct |
| 16 |
Correct |
2 ms |
752 KB |
Output is correct |
| 17 |
Correct |
1 ms |
752 KB |
Output is correct |
| 18 |
Correct |
2 ms |
732 KB |
Output is correct |
| 19 |
Correct |
1 ms |
604 KB |
Output is correct |
| 20 |
Correct |
1 ms |
604 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
2 ms |
604 KB |
Output is correct |
| 2 |
Correct |
2 ms |
604 KB |
Output is correct |
| 3 |
Correct |
2 ms |
756 KB |
Output is correct |
| 4 |
Correct |
1 ms |
752 KB |
Output is correct |
| 5 |
Correct |
1 ms |
604 KB |
Output is correct |
| 6 |
Correct |
2 ms |
604 KB |
Output is correct |
| 7 |
Correct |
2 ms |
604 KB |
Output is correct |
| 8 |
Correct |
2 ms |
604 KB |
Output is correct |
| 9 |
Correct |
1 ms |
600 KB |
Output is correct |
| 10 |
Correct |
1 ms |
604 KB |
Output is correct |
| 11 |
Correct |
2 ms |
604 KB |
Output is correct |
| 12 |
Correct |
1 ms |
604 KB |
Output is correct |
| 13 |
Correct |
1 ms |
604 KB |
Output is correct |
| 14 |
Correct |
2 ms |
604 KB |
Output is correct |
| 15 |
Correct |
2 ms |
604 KB |
Output is correct |
| 16 |
Correct |
2 ms |
752 KB |
Output is correct |
| 17 |
Correct |
1 ms |
752 KB |
Output is correct |
| 18 |
Correct |
2 ms |
732 KB |
Output is correct |
| 19 |
Correct |
1 ms |
604 KB |
Output is correct |
| 20 |
Correct |
1 ms |
604 KB |
Output is correct |
| 21 |
Correct |
332 ms |
30292 KB |
Output is correct |
| 22 |
Correct |
312 ms |
30292 KB |
Output is correct |
| 23 |
Correct |
354 ms |
30288 KB |
Output is correct |
| 24 |
Correct |
155 ms |
30128 KB |
Output is correct |
| 25 |
Correct |
162 ms |
30292 KB |
Output is correct |
| 26 |
Correct |
160 ms |
30288 KB |
Output is correct |
| 27 |
Correct |
171 ms |
30320 KB |
Output is correct |
| 28 |
Correct |
189 ms |
30288 KB |
Output is correct |
| 29 |
Correct |
174 ms |
30348 KB |
Output is correct |
| 30 |
Correct |
182 ms |
30364 KB |
Output is correct |
| 31 |
Correct |
192 ms |
30412 KB |
Output is correct |
| 32 |
Correct |
190 ms |
30272 KB |
Output is correct |
| 33 |
Correct |
239 ms |
30128 KB |
Output is correct |
| 34 |
Correct |
238 ms |
30208 KB |
Output is correct |
| 35 |
Correct |
238 ms |
30088 KB |
Output is correct |
| 36 |
Correct |
333 ms |
30284 KB |
Output is correct |
| 37 |
Correct |
304 ms |
30292 KB |
Output is correct |
| 38 |
Correct |
346 ms |
30464 KB |
Output is correct |
| 39 |
Correct |
155 ms |
30288 KB |
Output is correct |
| 40 |
Correct |
153 ms |
30288 KB |
Output is correct |
| 41 |
Correct |
162 ms |
30292 KB |
Output is correct |
| 42 |
Correct |
171 ms |
30292 KB |
Output is correct |
| 43 |
Correct |
172 ms |
30288 KB |
Output is correct |
| 44 |
Correct |
180 ms |
30308 KB |
Output is correct |
| 45 |
Correct |
179 ms |
30268 KB |
Output is correct |
| 46 |
Correct |
187 ms |
30356 KB |
Output is correct |
| 47 |
Correct |
188 ms |
30288 KB |
Output is correct |
| 48 |
Correct |
253 ms |
30136 KB |
Output is correct |
| 49 |
Correct |
238 ms |
30288 KB |
Output is correct |
| 50 |
Correct |
238 ms |
30276 KB |
Output is correct |
