답안 #998308

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
998308	2024-06-13T15:23:29 Z	Alfraganus	쌀 창고 (IOI11_ricehub)	C++17	100 / 100	13 ms	4448 KB

ricehub

#include <bits/stdc++.h>
#include "ricehub.h"
using namespace std;

int besthub(int n, int l, int a[], long long b){
  vector<long long> pref(n + 1);
  for(int i = 1; i <= n; i ++)
    pref[i] = pref[i - 1] + a[i - 1];
  auto good = [&](int x){
    for(int i = 0; i < n - x + 1; i ++){
      long long middle = a[i + x / 2], sum = middle * (x / 2 + 1) - pref[i + x / 2 + 1] + pref[i] + pref[i + x] - pref[i + x / 2 + 1] - middle * (x - x / 2 - 1);
      if(sum <= b)
        return true;
    }
    return false;
  };
  int left = 1, right = n;
  while(left < right){
    int mid = (left + right + 1) >> 1;
    if(good(mid))
      left = mid;
    else
      right = mid - 1;
  }
  return left;
}

Subtask #1

17.0 / 17.0

#	결과	실행 시간	메모리	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	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	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	1 ms	348 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct
12	Correct	0 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	0 ms	348 KB	Output is correct
18	Correct	1 ms	344 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	0 ms	348 KB	Output is correct
24	Correct	0 ms	448 KB	Output is correct
25	Correct	0 ms	348 KB	Output is correct
26	Correct	0 ms	440 KB	Output is correct
27	Correct	0 ms	348 KB	Output is correct
28	Correct	0 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	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	0 ms	348 KB	Output is correct
13	Correct	0 ms	348 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	1 ms	348 KB	Output is correct
18	Correct	0 ms	348 KB	Output is correct
19	Correct	0 ms	344 KB	Output is correct
20	Correct	1 ms	348 KB	Output is correct
21	Correct	1 ms	460 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	344 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

Subtask #4

32.0 / 32.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	604 KB	Output is correct
2	Correct	2 ms	600 KB	Output is correct
3	Correct	11 ms	4448 KB	Output is correct
4	Correct	13 ms	4444 KB	Output is correct
5	Correct	4 ms	3164 KB	Output is correct
6	Correct	5 ms	3420 KB	Output is correct
7	Correct	7 ms	4216 KB	Output is correct
8	Correct	8 ms	4188 KB	Output is correct
9	Correct	4 ms	3164 KB	Output is correct
10	Correct	6 ms	3144 KB	Output is correct
11	Correct	9 ms	4440 KB	Output is correct
12	Correct	8 ms	4320 KB	Output is correct
13	Correct	5 ms	3420 KB	Output is correct
14	Correct	4 ms	3420 KB	Output is correct
15	Correct	7 ms	4028 KB	Output is correct
16	Correct	7 ms	3928 KB	Output is correct
17	Correct	8 ms	4180 KB	Output is correct
18	Correct	8 ms	4188 KB	Output is correct
19	Correct	8 ms	4324 KB	Output is correct
20	Correct	8 ms	4188 KB	Output is correct