oj.uz

Submission #795971

# Submission time Handle Problem Language Result Execution time Memory
795971 2023-07-28T02:18:57 Z 12345678 Feast (NOI19_feast) C++17
100 / 100
 112 ms 5712 KB 
#include <bits/stdc++.h>

using namespace std;

#define ll long long

const int nx=3e5+5;
ll n, k, qs[nx];

pair<ll, ll> sol(ll c)
{
    pair<ll, int> mx(0, 0), dp(0, 0);
    for (int i=1; i<=n; i++)
    {
        dp=max(dp, {mx.first+qs[i]-c, mx.second-1});
        mx=max(mx, {dp.first-qs[i], dp.second});
        //cout<<i<<' '<<dp[i].first<<' '<<-dp[i].second<<'\n';
    }
    return dp;
}

int main()
{
    cin.tie(NULL)->sync_with_stdio(false);
    cin>>n>>k;
    for (int i=1; i<=n; i++) cin>>qs[i], qs[i]+=qs[i-1];
    ll l=0, r=3e14+5;
    while (l<r)
    {
        ll md=(l+r)/2;
        if (-sol(md).second<=k) r=md;
        else l=md+1;
    }
    cout<<sol(l).first+k*l;
}

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 36 ms 2576 KB Output is correct
2 Correct 38 ms 5460 KB Output is correct
3 Correct 39 ms 5468 KB Output is correct
4 Correct 37 ms 5504 KB Output is correct
5 Correct 38 ms 5484 KB Output is correct
6 Correct 43 ms 5404 KB Output is correct
7 Correct 39 ms 5312 KB Output is correct
8 Correct 38 ms 5496 KB Output is correct
9 Correct 36 ms 5356 KB Output is correct
10 Correct 38 ms 5356 KB Output is correct

Subtask #2
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 39 ms 2496 KB Output is correct
2 Correct 36 ms 3724 KB Output is correct
3 Correct 33 ms 3668 KB Output is correct
4 Correct 33 ms 3668 KB Output is correct
5 Correct 37 ms 5276 KB Output is correct
6 Correct 41 ms 3704 KB Output is correct
7 Correct 33 ms 3812 KB Output is correct
8 Correct 37 ms 5512 KB Output is correct
9 Correct 37 ms 5324 KB Output is correct
10 Correct 33 ms 3664 KB Output is correct

Subtask #3
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 63 ms 2644 KB Output is correct
2 Correct 71 ms 5644 KB Output is correct
3 Correct 64 ms 5640 KB Output is correct
4 Correct 63 ms 5588 KB Output is correct
5 Correct 76 ms 5576 KB Output is correct
6 Correct 64 ms 5584 KB Output is correct
7 Correct 66 ms 5692 KB Output is correct
8 Correct 70 ms 5708 KB Output is correct
9 Correct 66 ms 5712 KB Output is correct
10 Correct 64 ms 5696 KB Output is correct

Subtask #4
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct

Subtask #5
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 1 ms 232 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct

Subtask #6
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 1 ms 232 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 1 ms 340 KB Output is correct
27 Correct 1 ms 332 KB Output is correct
28 Correct 1 ms 212 KB Output is correct
29 Correct 1 ms 340 KB Output is correct
30 Correct 1 ms 340 KB Output is correct

Subtask #7
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 36 ms 2576 KB Output is correct
2 Correct 38 ms 5460 KB Output is correct
3 Correct 39 ms 5468 KB Output is correct
4 Correct 37 ms 5504 KB Output is correct
5 Correct 38 ms 5484 KB Output is correct
6 Correct 43 ms 5404 KB Output is correct
7 Correct 39 ms 5312 KB Output is correct
8 Correct 38 ms 5496 KB Output is correct
9 Correct 36 ms 5356 KB Output is correct
10 Correct 38 ms 5356 KB Output is correct
11 Correct 39 ms 2496 KB Output is correct
12 Correct 36 ms 3724 KB Output is correct
13 Correct 33 ms 3668 KB Output is correct
14 Correct 33 ms 3668 KB Output is correct
15 Correct 37 ms 5276 KB Output is correct
16 Correct 41 ms 3704 KB Output is correct
17 Correct 33 ms 3812 KB Output is correct
18 Correct 37 ms 5512 KB Output is correct
19 Correct 37 ms 5324 KB Output is correct
20 Correct 33 ms 3664 KB Output is correct
21 Correct 63 ms 2644 KB Output is correct
22 Correct 71 ms 5644 KB Output is correct
23 Correct 64 ms 5640 KB Output is correct
24 Correct 63 ms 5588 KB Output is correct
25 Correct 76 ms 5576 KB Output is correct
26 Correct 64 ms 5584 KB Output is correct
27 Correct 66 ms 5692 KB Output is correct
28 Correct 70 ms 5708 KB Output is correct
29 Correct 66 ms 5712 KB Output is correct
30 Correct 64 ms 5696 KB Output is correct
31 Correct 0 ms 212 KB Output is correct
32 Correct 0 ms 212 KB Output is correct
33 Correct 0 ms 212 KB Output is correct
34 Correct 1 ms 212 KB Output is correct
35 Correct 1 ms 212 KB Output is correct
36 Correct 0 ms 212 KB Output is correct
37 Correct 0 ms 212 KB Output is correct
38 Correct 0 ms 212 KB Output is correct
39 Correct 0 ms 212 KB Output is correct
40 Correct 0 ms 212 KB Output is correct
41 Correct 0 ms 212 KB Output is correct
42 Correct 0 ms 212 KB Output is correct
43 Correct 1 ms 232 KB Output is correct
44 Correct 0 ms 212 KB Output is correct
45 Correct 0 ms 212 KB Output is correct
46 Correct 0 ms 212 KB Output is correct
47 Correct 0 ms 212 KB Output is correct
48 Correct 0 ms 212 KB Output is correct
49 Correct 0 ms 212 KB Output is correct
50 Correct 0 ms 212 KB Output is correct
51 Correct 1 ms 340 KB Output is correct
52 Correct 1 ms 340 KB Output is correct
53 Correct 1 ms 340 KB Output is correct
54 Correct 1 ms 340 KB Output is correct
55 Correct 1 ms 340 KB Output is correct
56 Correct 1 ms 340 KB Output is correct
57 Correct 1 ms 332 KB Output is correct
58 Correct 1 ms 212 KB Output is correct
59 Correct 1 ms 340 KB Output is correct
60 Correct 1 ms 340 KB Output is correct
61 Correct 90 ms 5580 KB Output is correct
62 Correct 91 ms 5684 KB Output is correct
63 Correct 75 ms 5564 KB Output is correct
64 Correct 90 ms 5656 KB Output is correct
65 Correct 112 ms 5676 KB Output is correct
66 Correct 94 ms 5660 KB Output is correct
67 Correct 92 ms 5468 KB Output is correct
68 Correct 65 ms 5672 KB Output is correct
69 Correct 63 ms 5548 KB Output is correct
70 Correct 62 ms 5452 KB Output is correct