답안 #924834

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
924834	2024-02-09T20:12:33 Z	Lam_lai_cuoc_doi	쌀 창고 (IOI11_ricehub)	C++17	100 / 100	25 ms	28564 KB

ricehub

#include "ricehub.h"

using ll = long long;

bool Check(int num, int R, int L, int X[], long long B) {
  ll *a = new ll[R + 1];
  ll *s = new ll[R + 1];
  for (int i = 1; i <= R; ++i) {
    a[i] = X[i - 1];
    s[i] = s[i - 1] + a[i];
  }

  for (int i = 1; i <= R - num + 1; ++i) {
    int mid = (i + (i + num - 1)) / 2;

    if ((s[i + num - 1] - s[mid]) - (i + num - 1 - mid) * a[mid] + (mid - i + 1) * a[mid] - (s[mid] - s[i - 1]) <= B) {
      return true;
    }
  }

  return false;
}

int besthub(int R, int L, int X[], long long B)
{
  int l = 1, m, h = R;
  while (l <= h) {
    m = (l + h) / 2;
    if (Check(m, R, L, X, B)) {
      l = m + 1;
    } else {
      h = m - 1;
    }
  }

  return h;
}

Subtask #1

17.0 / 17.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 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

Subtask #2

25.0 / 25.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	1 ms	344 KB	Output is correct
3	Correct	1 ms	344 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	1 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	1 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	0 ms	348 KB	Output is correct
14	Correct	1 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	1 ms	348 KB	Output is correct
18	Correct	0 ms	348 KB	Output is correct
19	Correct	0 ms	348 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	1 ms	348 KB	Output is correct
24	Correct	1 ms	348 KB	Output is correct
25	Correct	0 ms	348 KB	Output is correct
26	Correct	0 ms	348 KB	Output is correct
27	Correct	0 ms	348 KB	Output is correct
28	Correct	1 ms	348 KB	Output is correct

Subtask #3

26.0 / 26.0

#	결과	실행 시간	메모리	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	1 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	344 KB	Output is correct
12	Correct	1 ms	344 KB	Output is correct
13	Correct	1 ms	348 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	436 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	604 KB	Output is correct
20	Correct	1 ms	348 KB	Output is correct
21	Correct	1 ms	1220 KB	Output is correct
22	Correct	1 ms	1372 KB	Output is correct
23	Correct	1 ms	1372 KB	Output is correct
24	Correct	1 ms	1372 KB	Output is correct
25	Correct	1 ms	1372 KB	Output is correct
26	Correct	1 ms	1372 KB	Output is correct
27	Correct	1 ms	1372 KB	Output is correct
28	Correct	1 ms	1372 KB	Output is correct

Subtask #4

32.0 / 32.0

#	결과	실행 시간	메모리	Grader output
1	Correct	5 ms	4956 KB	Output is correct
2	Correct	4 ms	4956 KB	Output is correct
3	Correct	23 ms	28564 KB	Output is correct
4	Correct	24 ms	28416 KB	Output is correct
5	Correct	12 ms	13516 KB	Output is correct
6	Correct	11 ms	12632 KB	Output is correct
7	Correct	21 ms	28156 KB	Output is correct
8	Correct	22 ms	28080 KB	Output is correct
9	Correct	11 ms	13404 KB	Output is correct
10	Correct	11 ms	13284 KB	Output is correct
11	Correct	24 ms	28496 KB	Output is correct
12	Correct	23 ms	28420 KB	Output is correct
13	Correct	12 ms	13404 KB	Output is correct
14	Correct	12 ms	12636 KB	Output is correct
15	Correct	18 ms	21336 KB	Output is correct
16	Correct	17 ms	21340 KB	Output is correct
17	Correct	20 ms	25436 KB	Output is correct
18	Correct	22 ms	25436 KB	Output is correct
19	Correct	25 ms	26964 KB	Output is correct
20	Correct	21 ms	26960 KB	Output is correct