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Submission #93499

# Submission time Handle Problem Language Result Execution time Memory
93499 2019-01-08T20:44:34 Z tincamatei Boxes with souvenirs (IOI15_boxes) C++14
100 / 100
 633 ms 196088 KB 
#include <bits/stdc++.h>
#include "boxes.h"

const int MAX_N = 10000000;

long long pref[1+MAX_N], suff[1+MAX_N];

long long cost(int i, int j, int l, int k, int n) {
  return pref[i] + suff[j] + (long long)(n - i - j + k - 1) / k * l;
}

long long delivery(int n, int k, int l, int p[]) {
  long long rez = 1LL << 60;

  for(int i = 1; i <= n; ++i) {
    if(i - k >= 0)
      pref[i] = pref[i - k];
    pref[i] = pref[i] + p[i - 1] * 2;
  }

  for(int i = 1; i <= n; ++i) {
    if(i - k >= 0)
      suff[i] = suff[i - k];
    suff[i] = suff[i] + (l - p[n - i]) * 2;
  }

  if(k > n)
    return l;

  for(int i = 0; i <= n; ++i) {
    rez = std::min(rez, cost(i, n - i, l, k, n));
    if(n - i - k >= 0)
      rez = std::min(rez, cost(i, n - i - k, l, k, n));
  }

  return rez;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 388 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 380 KB Output is correct
7 Correct 2 ms 376 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 296 KB Output is correct
7 Correct 2 ms 376 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 256 KB Output is correct
4 Correct 2 ms 256 KB Output is correct
5 Correct 2 ms 292 KB Output is correct
6 Correct 2 ms 256 KB Output is correct
7 Correct 2 ms 256 KB Output is correct
8 Correct 2 ms 376 KB Output is correct

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 388 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 380 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 296 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 2 ms 256 KB Output is correct
18 Correct 2 ms 256 KB Output is correct
19 Correct 2 ms 292 KB Output is correct
20 Correct 2 ms 256 KB Output is correct
21 Correct 2 ms 256 KB Output is correct
22 Correct 2 ms 376 KB Output is correct
23 Correct 2 ms 376 KB Output is correct
24 Correct 2 ms 376 KB Output is correct
25 Correct 2 ms 376 KB Output is correct
26 Correct 2 ms 376 KB Output is correct
27 Correct 2 ms 376 KB Output is correct
28 Correct 2 ms 376 KB Output is correct
29 Correct 2 ms 376 KB Output is correct
30 Correct 2 ms 376 KB Output is correct
31 Correct 2 ms 376 KB Output is correct
32 Correct 2 ms 376 KB Output is correct

Subtask #5
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 388 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 380 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 296 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 2 ms 256 KB Output is correct
18 Correct 2 ms 256 KB Output is correct
19 Correct 2 ms 292 KB Output is correct
20 Correct 2 ms 256 KB Output is correct
21 Correct 2 ms 256 KB Output is correct
22 Correct 2 ms 376 KB Output is correct
23 Correct 2 ms 376 KB Output is correct
24 Correct 2 ms 376 KB Output is correct
25 Correct 2 ms 376 KB Output is correct
26 Correct 2 ms 376 KB Output is correct
27 Correct 2 ms 376 KB Output is correct
28 Correct 2 ms 376 KB Output is correct
29 Correct 2 ms 376 KB Output is correct
30 Correct 2 ms 376 KB Output is correct
31 Correct 2 ms 376 KB Output is correct
32 Correct 2 ms 376 KB Output is correct
33 Correct 59 ms 19844 KB Output is correct
34 Correct 39 ms 19952 KB Output is correct
35 Correct 41 ms 19872 KB Output is correct
36 Correct 61 ms 19956 KB Output is correct
37 Correct 62 ms 19900 KB Output is correct
38 Correct 63 ms 19832 KB Output is correct
39 Correct 58 ms 19856 KB Output is correct
40 Correct 41 ms 19916 KB Output is correct
41 Correct 61 ms 19952 KB Output is correct
42 Correct 45 ms 19960 KB Output is correct

Subtask #6
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 388 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 380 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 296 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 2 ms 256 KB Output is correct
18 Correct 2 ms 256 KB Output is correct
19 Correct 2 ms 292 KB Output is correct
20 Correct 2 ms 256 KB Output is correct
21 Correct 2 ms 256 KB Output is correct
22 Correct 2 ms 376 KB Output is correct
23 Correct 2 ms 376 KB Output is correct
24 Correct 2 ms 376 KB Output is correct
25 Correct 2 ms 376 KB Output is correct
26 Correct 2 ms 376 KB Output is correct
27 Correct 2 ms 376 KB Output is correct
28 Correct 2 ms 376 KB Output is correct
29 Correct 2 ms 376 KB Output is correct
30 Correct 2 ms 376 KB Output is correct
31 Correct 2 ms 376 KB Output is correct
32 Correct 2 ms 376 KB Output is correct
33 Correct 59 ms 19844 KB Output is correct
34 Correct 39 ms 19952 KB Output is correct
35 Correct 41 ms 19872 KB Output is correct
36 Correct 61 ms 19956 KB Output is correct
37 Correct 62 ms 19900 KB Output is correct
38 Correct 63 ms 19832 KB Output is correct
39 Correct 58 ms 19856 KB Output is correct
40 Correct 41 ms 19916 KB Output is correct
41 Correct 61 ms 19952 KB Output is correct
42 Correct 45 ms 19960 KB Output is correct
43 Correct 594 ms 196072 KB Output is correct
44 Correct 340 ms 196068 KB Output is correct
45 Correct 383 ms 196068 KB Output is correct
46 Correct 574 ms 196064 KB Output is correct
47 Correct 584 ms 196072 KB Output is correct
48 Correct 605 ms 196084 KB Output is correct
49 Correct 552 ms 196004 KB Output is correct
50 Correct 420 ms 196068 KB Output is correct
51 Correct 633 ms 196088 KB Output is correct
52 Correct 442 ms 196060 KB Output is correct