| # |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
| 61256 |
2018-07-25T14:03:09 Z |
Diuven |
Candies (JOI18_candies) |
C++11 |
|
701 ms |
74656 KB |
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<int, int> pii;
typedef pair<ll, int> pli;
const int MX=500010, inf=2e9;
int n;
ll A[MX];
int nxt[MX], prv[MX];
int main(){
ios::sync_with_stdio(0); cin.tie(0);
cin>>n;
for(int i=1; i<=n; i++) cin>>A[i];
iota(nxt+1, nxt+n+1, 2);
iota(prv+1, prv+n+1, 0);
nxt[0]=1, prv[n+1]=n; // by no mean
set<pli> S;
for(int i=1; i<=n; i++) S.insert({A[i], i});
ll ans=0;
for(int j=1; j<=(n+1)/2; j++){
pli now=*S.rbegin();
S.erase(now);
ans+=now.first;
cout<<ans<<'\n';
int i=now.second, l=prv[i], r=nxt[i];
if(l==0){
S.erase({A[r], r});
prv[nxt[r]]=0;
continue;
}
if(r==n+1){
S.erase({A[l], l});
nxt[prv[l]]=n+1;
continue;
}
S.erase({A[r], r});
S.erase({A[l], l});
A[i] = A[l] + A[r] - A[i];
S.insert({A[i], i});
prv[nxt[r]]=i;
nxt[prv[l]]=i;
nxt[i]=nxt[r];
prv[i]=prv[l];
}
return 0;
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
5 ms |
504 KB |
Output is correct |
| 2 |
Correct |
6 ms |
760 KB |
Output is correct |
| 3 |
Correct |
5 ms |
760 KB |
Output is correct |
| 4 |
Correct |
4 ms |
816 KB |
Output is correct |
| 5 |
Correct |
4 ms |
816 KB |
Output is correct |
| 6 |
Correct |
4 ms |
816 KB |
Output is correct |
| 7 |
Correct |
4 ms |
816 KB |
Output is correct |
| 8 |
Correct |
5 ms |
956 KB |
Output is correct |
| 9 |
Correct |
6 ms |
976 KB |
Output is correct |
| 10 |
Correct |
5 ms |
976 KB |
Output is correct |
| 11 |
Correct |
4 ms |
976 KB |
Output is correct |
| 12 |
Correct |
6 ms |
976 KB |
Output is correct |
| 13 |
Correct |
5 ms |
976 KB |
Output is correct |
| 14 |
Correct |
5 ms |
976 KB |
Output is correct |
| 15 |
Correct |
5 ms |
1116 KB |
Output is correct |
| 16 |
Correct |
4 ms |
1140 KB |
Output is correct |
| 17 |
Correct |
5 ms |
1140 KB |
Output is correct |
| 18 |
Correct |
5 ms |
1220 KB |
Output is correct |
| 19 |
Correct |
5 ms |
1220 KB |
Output is correct |
| 20 |
Correct |
6 ms |
1236 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
5 ms |
504 KB |
Output is correct |
| 2 |
Correct |
6 ms |
760 KB |
Output is correct |
| 3 |
Correct |
5 ms |
760 KB |
Output is correct |
| 4 |
Correct |
4 ms |
816 KB |
Output is correct |
| 5 |
Correct |
4 ms |
816 KB |
Output is correct |
| 6 |
Correct |
4 ms |
816 KB |
Output is correct |
| 7 |
Correct |
4 ms |
816 KB |
Output is correct |
| 8 |
Correct |
5 ms |
956 KB |
Output is correct |
| 9 |
Correct |
6 ms |
976 KB |
Output is correct |
| 10 |
Correct |
5 ms |
976 KB |
Output is correct |
| 11 |
Correct |
4 ms |
976 KB |
Output is correct |
| 12 |
Correct |
6 ms |
976 KB |
Output is correct |
| 13 |
Correct |
5 ms |
976 KB |
Output is correct |
| 14 |
Correct |
5 ms |
976 KB |
Output is correct |
| 15 |
Correct |
5 ms |
1116 KB |
Output is correct |
| 16 |
Correct |
4 ms |
1140 KB |
Output is correct |
| 17 |
Correct |
5 ms |
1140 KB |
Output is correct |
| 18 |
Correct |
5 ms |
1220 KB |
Output is correct |
| 19 |
Correct |
5 ms |
1220 KB |
Output is correct |
| 20 |
Correct |
6 ms |
1236 KB |
Output is correct |
| 21 |
Correct |
580 ms |
20132 KB |
Output is correct |
| 22 |
Correct |
699 ms |
22148 KB |
Output is correct |
| 23 |
Correct |
701 ms |
24236 KB |
Output is correct |
| 24 |
Correct |
238 ms |
25784 KB |
Output is correct |
| 25 |
Correct |
252 ms |
27628 KB |
Output is correct |
| 26 |
Correct |
217 ms |
29328 KB |
Output is correct |
| 27 |
Correct |
272 ms |
31440 KB |
Output is correct |
| 28 |
Correct |
218 ms |
33292 KB |
Output is correct |
| 29 |
Correct |
212 ms |
35400 KB |
Output is correct |
| 30 |
Correct |
280 ms |
37228 KB |
Output is correct |
| 31 |
Correct |
252 ms |
39248 KB |
Output is correct |
| 32 |
Correct |
276 ms |
41252 KB |
Output is correct |
| 33 |
Correct |
459 ms |
42812 KB |
Output is correct |
| 34 |
Correct |
424 ms |
44592 KB |
Output is correct |
| 35 |
Correct |
411 ms |
46460 KB |
Output is correct |
| 36 |
Correct |
690 ms |
48444 KB |
Output is correct |
| 37 |
Correct |
661 ms |
50412 KB |
Output is correct |
| 38 |
Correct |
645 ms |
52296 KB |
Output is correct |
| 39 |
Correct |
247 ms |
54032 KB |
Output is correct |
| 40 |
Correct |
274 ms |
55836 KB |
Output is correct |
| 41 |
Correct |
278 ms |
57500 KB |
Output is correct |
| 42 |
Correct |
255 ms |
59580 KB |
Output is correct |
| 43 |
Correct |
272 ms |
61508 KB |
Output is correct |
| 44 |
Correct |
259 ms |
63480 KB |
Output is correct |
| 45 |
Correct |
283 ms |
65436 KB |
Output is correct |
| 46 |
Correct |
266 ms |
67488 KB |
Output is correct |
| 47 |
Correct |
288 ms |
69348 KB |
Output is correct |
| 48 |
Correct |
415 ms |
71192 KB |
Output is correct |
| 49 |
Correct |
422 ms |
72932 KB |
Output is correct |
| 50 |
Correct |
430 ms |
74656 KB |
Output is correct |
