#pragma GCC optimize("Ofast,unroll-loops")
#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define pll pair<long long, long long>
#define pb push_back
#define F first
#define S second
#define all(x) (x).begin(), (x).end()
const ll N = 2e5 + 100;
const ll inf = 1e18;
const ll mod = 1e9 + 7;
const ll block = 350;
ll a[N], prv[N], nxt[N], del[N], ans[N];
ll n;
struct cmp{
bool operator()(const pll &a, const pll &b){
return a.S < b.S;
}
};
void to_thic_cau(){
cin >> n;
priority_queue<pll, vector<pll>, cmp>q;
for(int i = 1; i <= n;i++){
cin >> a[i];
prv[i] = i - 1, nxt[i] = i + 1;
q.push({i, a[i]});
}
prv[n+1] = n, nxt[0] = 1, a[0] = a[n+1] = -inf;
ll cur = (n + 1) / 2, cnt = 0, res = 0;
while(cnt < cur){
if(!q.size()) break;
ll i = q.top().F, val = q.top().S; q.pop();
if(!del[i] && i > 0 && i <= n){
del[prv[i]] = del[nxt[i]] = 1;
res += val;
a[i] = a[prv[i]] + a[nxt[i]] - val;
q.push({i, a[i]});
nxt[i] = nxt[nxt[i]]; prv[i] = prv[prv[i]];
nxt[prv[i]] = i;
prv[nxt[i]] = i;
cnt++;
}
ans[cnt] = max(ans[cnt], res);
}
for(int i = 1; i <= cur;i++) cout << ans[i] << ' ';
cout << '\n';
}
signed main()
{
ios_base::sync_with_stdio(0);
cin.tie(0);
ll tc = 1;
//cin >> tc;
while(tc--) to_thic_cau();
}
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 ms |
600 KB |
Output is correct |
| 2 |
Correct |
1 ms |
604 KB |
Output is correct |
| 3 |
Correct |
1 ms |
476 KB |
Output is correct |
| 4 |
Correct |
1 ms |
604 KB |
Output is correct |
| 5 |
Correct |
1 ms |
656 KB |
Output is correct |
| 6 |
Correct |
2 ms |
860 KB |
Output is correct |
| 7 |
Correct |
1 ms |
476 KB |
Output is correct |
| 8 |
Correct |
1 ms |
856 KB |
Output is correct |
| 9 |
Correct |
1 ms |
604 KB |
Output is correct |
| 10 |
Correct |
1 ms |
604 KB |
Output is correct |
| 11 |
Correct |
1 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 |
1 ms |
604 KB |
Output is correct |
| 15 |
Correct |
1 ms |
604 KB |
Output is correct |
| 16 |
Correct |
1 ms |
604 KB |
Output is correct |
| 17 |
Correct |
1 ms |
604 KB |
Output is correct |
| 18 |
Correct |
1 ms |
604 KB |
Output is correct |
| 19 |
Correct |
1 ms |
604 KB |
Output is correct |
| 20 |
Correct |
1 ms |
604 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 ms |
600 KB |
Output is correct |
| 2 |
Correct |
1 ms |
604 KB |
Output is correct |
| 3 |
Correct |
1 ms |
476 KB |
Output is correct |
| 4 |
Correct |
1 ms |
604 KB |
Output is correct |
| 5 |
Correct |
1 ms |
656 KB |
Output is correct |
| 6 |
Correct |
2 ms |
860 KB |
Output is correct |
| 7 |
Correct |
1 ms |
476 KB |
Output is correct |
| 8 |
Correct |
1 ms |
856 KB |
Output is correct |
| 9 |
Correct |
1 ms |
604 KB |
Output is correct |
| 10 |
Correct |
1 ms |
604 KB |
Output is correct |
| 11 |
Correct |
1 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 |
1 ms |
604 KB |
Output is correct |
| 15 |
Correct |
1 ms |
604 KB |
Output is correct |
| 16 |
Correct |
1 ms |
604 KB |
Output is correct |
| 17 |
Correct |
1 ms |
604 KB |
Output is correct |
| 18 |
Correct |
1 ms |
604 KB |
Output is correct |
| 19 |
Correct |
1 ms |
604 KB |
Output is correct |
| 20 |
Correct |
1 ms |
604 KB |
Output is correct |
| 21 |
Correct |
73 ms |
14016 KB |
Output is correct |
| 22 |
Correct |
70 ms |
14012 KB |
Output is correct |
| 23 |
Correct |
70 ms |
13960 KB |
Output is correct |
| 24 |
Correct |
50 ms |
14016 KB |
Output is correct |
| 25 |
Correct |
50 ms |
13936 KB |
Output is correct |
| 26 |
Correct |
48 ms |
13828 KB |
Output is correct |
| 27 |
Correct |
52 ms |
14024 KB |
Output is correct |
| 28 |
Correct |
51 ms |
14020 KB |
Output is correct |
| 29 |
Correct |
54 ms |
14020 KB |
Output is correct |
| 30 |
Correct |
60 ms |
14032 KB |
Output is correct |
| 31 |
Correct |
51 ms |
14016 KB |
Output is correct |
| 32 |
Correct |
53 ms |
14268 KB |
Output is correct |
| 33 |
Correct |
56 ms |
13756 KB |
Output is correct |
| 34 |
Correct |
61 ms |
13764 KB |
Output is correct |
| 35 |
Correct |
59 ms |
14012 KB |
Output is correct |
| 36 |
Correct |
73 ms |
13948 KB |
Output is correct |
| 37 |
Correct |
75 ms |
14016 KB |
Output is correct |
| 38 |
Correct |
80 ms |
14140 KB |
Output is correct |
| 39 |
Correct |
48 ms |
14012 KB |
Output is correct |
| 40 |
Correct |
57 ms |
13868 KB |
Output is correct |
| 41 |
Correct |
56 ms |
14012 KB |
Output is correct |
| 42 |
Correct |
55 ms |
14164 KB |
Output is correct |
| 43 |
Correct |
58 ms |
14020 KB |
Output is correct |
| 44 |
Correct |
63 ms |
14012 KB |
Output is correct |
| 45 |
Correct |
62 ms |
14016 KB |
Output is correct |
| 46 |
Correct |
57 ms |
14020 KB |
Output is correct |
| 47 |
Correct |
54 ms |
14016 KB |
Output is correct |
| 48 |
Correct |
59 ms |
13756 KB |
Output is correct |
| 49 |
Correct |
58 ms |
13760 KB |
Output is correct |
| 50 |
Correct |
59 ms |
13756 KB |
Output is correct |
