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Submission #1079938

# Submission time Handle Problem Language Result Execution time Memory
1079938 2024-08-29T03:46:28 Z 12345678 Feast (NOI19_feast) C++17
100 / 100
 96 ms 5840 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> solve(ll x)
{
    pair<ll, ll> mx, dp;
    for (int i=1; i<=n; i++)
    {
        dp=max(dp, {mx.first+qs[i]-x, mx.second-1});
        mx=max(mx, {dp.first-qs[i], dp.second});
    }
    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 (-solve(md).second>k) l=md+1;
        else r=md;
    }
    cout<<solve(l).first-solve(l).second*l;
}

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 37 ms 5456 KB Output is correct
2 Correct 34 ms 5468 KB Output is correct
3 Correct 35 ms 5468 KB Output is correct
4 Correct 45 ms 5628 KB Output is correct
5 Correct 33 ms 5468 KB Output is correct
6 Correct 34 ms 5408 KB Output is correct
7 Correct 43 ms 5460 KB Output is correct
8 Correct 34 ms 5452 KB Output is correct
9 Correct 33 ms 5332 KB Output is correct
10 Correct 34 ms 5556 KB Output is correct

Subtask #2
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 38 ms 3840 KB Output is correct
2 Correct 35 ms 3928 KB Output is correct
3 Correct 32 ms 3660 KB Output is correct
4 Correct 31 ms 3672 KB Output is correct
5 Correct 32 ms 5468 KB Output is correct
6 Correct 40 ms 3672 KB Output is correct
7 Correct 34 ms 3700 KB Output is correct
8 Correct 34 ms 5496 KB Output is correct
9 Correct 31 ms 5456 KB Output is correct
10 Correct 30 ms 3676 KB Output is correct

Subtask #3
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 61 ms 5784 KB Output is correct
2 Correct 61 ms 5488 KB Output is correct
3 Correct 60 ms 5616 KB Output is correct
4 Correct 60 ms 5724 KB Output is correct
5 Correct 82 ms 5716 KB Output is correct
6 Correct 61 ms 5716 KB Output is correct
7 Correct 62 ms 5716 KB Output is correct
8 Correct 68 ms 5716 KB Output is correct
9 Correct 75 ms 5836 KB Output is correct
10 Correct 74 ms 5816 KB Output is correct

Subtask #4
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 344 KB Output is correct
10 Correct 0 ms 348 KB Output is correct

Subtask #5
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 344 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 1 ms 600 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 344 KB Output is correct
18 Correct 0 ms 468 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct

Subtask #6
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 344 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 1 ms 600 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 344 KB Output is correct
18 Correct 0 ms 468 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 1 ms 348 KB Output is correct
22 Correct 1 ms 348 KB Output is correct
23 Correct 1 ms 348 KB Output is correct
24 Correct 1 ms 348 KB Output is correct
25 Correct 1 ms 348 KB Output is correct
26 Correct 1 ms 348 KB Output is correct
27 Correct 1 ms 348 KB Output is correct
28 Correct 1 ms 348 KB Output is correct
29 Correct 1 ms 344 KB Output is correct
30 Correct 1 ms 604 KB Output is correct

Subtask #7
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 37 ms 5456 KB Output is correct
2 Correct 34 ms 5468 KB Output is correct
3 Correct 35 ms 5468 KB Output is correct
4 Correct 45 ms 5628 KB Output is correct
5 Correct 33 ms 5468 KB Output is correct
6 Correct 34 ms 5408 KB Output is correct
7 Correct 43 ms 5460 KB Output is correct
8 Correct 34 ms 5452 KB Output is correct
9 Correct 33 ms 5332 KB Output is correct
10 Correct 34 ms 5556 KB Output is correct
11 Correct 38 ms 3840 KB Output is correct
12 Correct 35 ms 3928 KB Output is correct
13 Correct 32 ms 3660 KB Output is correct
14 Correct 31 ms 3672 KB Output is correct
15 Correct 32 ms 5468 KB Output is correct
16 Correct 40 ms 3672 KB Output is correct
17 Correct 34 ms 3700 KB Output is correct
18 Correct 34 ms 5496 KB Output is correct
19 Correct 31 ms 5456 KB Output is correct
20 Correct 30 ms 3676 KB Output is correct
21 Correct 61 ms 5784 KB Output is correct
22 Correct 61 ms 5488 KB Output is correct
23 Correct 60 ms 5616 KB Output is correct
24 Correct 60 ms 5724 KB Output is correct
25 Correct 82 ms 5716 KB Output is correct
26 Correct 61 ms 5716 KB Output is correct
27 Correct 62 ms 5716 KB Output is correct
28 Correct 68 ms 5716 KB Output is correct
29 Correct 75 ms 5836 KB Output is correct
30 Correct 74 ms 5816 KB Output is correct
31 Correct 1 ms 344 KB Output is correct
32 Correct 1 ms 348 KB Output is correct
33 Correct 0 ms 348 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 1 ms 348 KB Output is correct
36 Correct 1 ms 348 KB Output is correct
37 Correct 0 ms 348 KB Output is correct
38 Correct 0 ms 348 KB Output is correct
39 Correct 0 ms 344 KB Output is correct
40 Correct 0 ms 348 KB Output is correct
41 Correct 1 ms 348 KB Output is correct
42 Correct 0 ms 348 KB Output is correct
43 Correct 1 ms 600 KB Output is correct
44 Correct 0 ms 348 KB Output is correct
45 Correct 0 ms 348 KB Output is correct
46 Correct 0 ms 348 KB Output is correct
47 Correct 0 ms 344 KB Output is correct
48 Correct 0 ms 468 KB Output is correct
49 Correct 1 ms 348 KB Output is correct
50 Correct 0 ms 348 KB Output is correct
51 Correct 1 ms 348 KB Output is correct
52 Correct 1 ms 348 KB Output is correct
53 Correct 1 ms 348 KB Output is correct
54 Correct 1 ms 348 KB Output is correct
55 Correct 1 ms 348 KB Output is correct
56 Correct 1 ms 348 KB Output is correct
57 Correct 1 ms 348 KB Output is correct
58 Correct 1 ms 348 KB Output is correct
59 Correct 1 ms 344 KB Output is correct
60 Correct 1 ms 604 KB Output is correct
61 Correct 87 ms 5724 KB Output is correct
62 Correct 87 ms 5840 KB Output is correct
63 Correct 71 ms 5456 KB Output is correct
64 Correct 92 ms 5796 KB Output is correct
65 Correct 96 ms 5740 KB Output is correct
66 Correct 90 ms 5780 KB Output is correct
67 Correct 90 ms 5456 KB Output is correct
68 Correct 64 ms 5720 KB Output is correct
69 Correct 60 ms 5464 KB Output is correct
70 Correct 63 ms 5480 KB Output is correct