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Submission #968539

# Submission time Handle Problem Language Result Execution time Memory
968539 2024-04-23T14:57:52 Z duckindog Boxes with souvenirs (IOI15_boxes) C++17
100 / 100
 467 ms 293956 KB 
#include <bits/stdc++.h>

using namespace std;

#ifndef LOCAL
#include "boxes.h"
#endif

const int N = 10'000'000 + 10;
long long f[2][N];
long long delivery(int n, int k, int l, int p[]) {
  for (int i = 1; i <= n; ++i) {
    f[0][i] = f[0][max(0, i - k)] + p[i - 1] + min(p[i - 1], l - p[i - 1]);
  }
  for (int i = n; i >= 1; --i) {
    f[1][i] = f[1][min(n + 1, i + k)] + l - p[i - 1] + min(p[i - 1], l - p[i - 1]);
  }
  
  long long answer = 1'000'000'000'000'000'000;
  for (int i = 0; i <= n; ++i) answer = min(answer, f[0][i] + f[1][i + 1]);
  return answer;
}

#ifdef LOCAL
int n, k, l;
int p[N];

int32_t main() { 
  cin.tie(0)->sync_with_stdio(0);

  cin >> n >> k >> l;
  for (int i = 0; i < n; ++i) cin >> p[i];

  cout << delivery(n, k, l, p) << "\n";
}
#endif

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 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 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 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 600 KB Output is correct
7 Correct 0 ms 348 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 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 0 ms 376 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 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 0 ms 348 KB Output is correct
6 Correct 0 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 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 1 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 1 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 376 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 0 ms 400 KB Output is correct
27 Correct 1 ms 348 KB Output is correct
28 Correct 1 ms 348 KB Output is correct
29 Correct 0 ms 452 KB Output is correct
30 Correct 1 ms 348 KB Output is correct
31 Correct 0 ms 348 KB Output is correct
32 Correct 0 ms 348 KB Output is correct

Subtask #5
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 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 0 ms 348 KB Output is correct
6 Correct 0 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 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 1 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 1 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 376 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 0 ms 400 KB Output is correct
27 Correct 1 ms 348 KB Output is correct
28 Correct 1 ms 348 KB Output is correct
29 Correct 0 ms 452 KB Output is correct
30 Correct 1 ms 348 KB Output is correct
31 Correct 0 ms 348 KB Output is correct
32 Correct 0 ms 348 KB Output is correct
33 Correct 40 ms 30148 KB Output is correct
34 Correct 14 ms 22620 KB Output is correct
35 Correct 16 ms 23124 KB Output is correct
36 Correct 42 ms 30344 KB Output is correct
37 Correct 42 ms 30596 KB Output is correct
38 Correct 43 ms 30292 KB Output is correct
39 Correct 36 ms 28756 KB Output is correct
40 Correct 22 ms 24252 KB Output is correct
41 Correct 41 ms 30228 KB Output is correct
42 Correct 22 ms 24524 KB Output is correct

Subtask #6
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 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 0 ms 348 KB Output is correct
6 Correct 0 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 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 1 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 1 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 376 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 0 ms 400 KB Output is correct
27 Correct 1 ms 348 KB Output is correct
28 Correct 1 ms 348 KB Output is correct
29 Correct 0 ms 452 KB Output is correct
30 Correct 1 ms 348 KB Output is correct
31 Correct 0 ms 348 KB Output is correct
32 Correct 0 ms 348 KB Output is correct
33 Correct 40 ms 30148 KB Output is correct
34 Correct 14 ms 22620 KB Output is correct
35 Correct 16 ms 23124 KB Output is correct
36 Correct 42 ms 30344 KB Output is correct
37 Correct 42 ms 30596 KB Output is correct
38 Correct 43 ms 30292 KB Output is correct
39 Correct 36 ms 28756 KB Output is correct
40 Correct 22 ms 24252 KB Output is correct
41 Correct 41 ms 30228 KB Output is correct
42 Correct 22 ms 24524 KB Output is correct
43 Correct 467 ms 293008 KB Output is correct
44 Correct 125 ms 215584 KB Output is correct
45 Correct 154 ms 223388 KB Output is correct
46 Correct 404 ms 293752 KB Output is correct
47 Correct 395 ms 293952 KB Output is correct
48 Correct 402 ms 293956 KB Output is correct
49 Correct 361 ms 278672 KB Output is correct
50 Correct 184 ms 232532 KB Output is correct
51 Correct 425 ms 293688 KB Output is correct
52 Correct 202 ms 235388 KB Output is correct