답안 #259504

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
259504	2020-08-07T23:41:41 Z	amiratou	쌀 창고 (IOI11_ricehub)	C++14	100 / 100	27 ms	1536 KB

ricehub

#include "ricehub.h"
#include <bits/stdc++.h>
using namespace std;
#define ll long long
 
ll cum[100000];
ll sum(int a,int b){
	if(a>b)return 0;
	return cum[b]-(a?cum[a-1]:0);
}
 
int besthub(int R, int L, int X[], long long B)
{
	for (int i = 0; i < R; ++i)
	{
		cum[i]=X[i];
		if(i)cum[i]+=cum[i-1];
	}
	int ans=1;
	for (int i = 0; i < R; ++i)
		for (int j = i+ans; j < R; ++j)
		{
			int idx=i+(j-i)/2;
			int nb_a=idx-i,nb_b=j-idx;
			ll cost=(ll)nb_a*X[idx]-sum(i,idx-1)+sum(idx+1,j)-(ll)nb_b*X[idx];
			if(cost<=B)ans=max(ans,j-i+1);
			else break;
		}
	return ans;
}

Subtask #1

17.0 / 17.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	384 KB	Output is correct
2	Correct	0 ms	384 KB	Output is correct
3	Correct	0 ms	384 KB	Output is correct
4	Correct	0 ms	384 KB	Output is correct
5	Correct	0 ms	384 KB	Output is correct

Subtask #2

25.0 / 25.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	384 KB	Output is correct
2	Correct	0 ms	384 KB	Output is correct
3	Correct	0 ms	384 KB	Output is correct
4	Correct	0 ms	384 KB	Output is correct
5	Correct	0 ms	384 KB	Output is correct
6	Correct	0 ms	384 KB	Output is correct
7	Correct	0 ms	384 KB	Output is correct
8	Correct	0 ms	384 KB	Output is correct
9	Correct	0 ms	384 KB	Output is correct
10	Correct	0 ms	384 KB	Output is correct
11	Correct	0 ms	256 KB	Output is correct
12	Correct	0 ms	384 KB	Output is correct
13	Correct	1 ms	384 KB	Output is correct
14	Correct	0 ms	384 KB	Output is correct
15	Correct	0 ms	384 KB	Output is correct
16	Correct	0 ms	384 KB	Output is correct
17	Correct	0 ms	384 KB	Output is correct
18	Correct	0 ms	384 KB	Output is correct
19	Correct	0 ms	384 KB	Output is correct
20	Correct	0 ms	384 KB	Output is correct
21	Correct	0 ms	384 KB	Output is correct
22	Correct	1 ms	384 KB	Output is correct
23	Correct	0 ms	384 KB	Output is correct
24	Correct	0 ms	384 KB	Output is correct
25	Correct	0 ms	384 KB	Output is correct
26	Correct	1 ms	384 KB	Output is correct
27	Correct	0 ms	384 KB	Output is correct
28	Correct	0 ms	384 KB	Output is correct

Subtask #3

26.0 / 26.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	384 KB	Output is correct
2	Correct	0 ms	384 KB	Output is correct
3	Correct	0 ms	384 KB	Output is correct
4	Correct	1 ms	384 KB	Output is correct
5	Correct	0 ms	384 KB	Output is correct
6	Correct	0 ms	384 KB	Output is correct
7	Correct	0 ms	384 KB	Output is correct
8	Correct	0 ms	384 KB	Output is correct
9	Correct	0 ms	384 KB	Output is correct
10	Correct	0 ms	384 KB	Output is correct
11	Correct	0 ms	384 KB	Output is correct
12	Correct	0 ms	384 KB	Output is correct
13	Correct	0 ms	384 KB	Output is correct
14	Correct	0 ms	384 KB	Output is correct
15	Correct	1 ms	384 KB	Output is correct
16	Correct	1 ms	384 KB	Output is correct
17	Correct	1 ms	384 KB	Output is correct
18	Correct	1 ms	384 KB	Output is correct
19	Correct	1 ms	384 KB	Output is correct
20	Correct	1 ms	384 KB	Output is correct
21	Correct	1 ms	384 KB	Output is correct
22	Correct	1 ms	384 KB	Output is correct
23	Correct	1 ms	384 KB	Output is correct
24	Correct	1 ms	384 KB	Output is correct
25	Correct	1 ms	384 KB	Output is correct
26	Correct	1 ms	384 KB	Output is correct
27	Correct	1 ms	384 KB	Output is correct
28	Correct	1 ms	384 KB	Output is correct

Subtask #4

32.0 / 32.0

#	결과	실행 시간	메모리	Grader output
1	Correct	3 ms	512 KB	Output is correct
2	Correct	3 ms	512 KB	Output is correct
3	Correct	27 ms	1528 KB	Output is correct
4	Correct	18 ms	1536 KB	Output is correct
5	Correct	11 ms	896 KB	Output is correct
6	Correct	11 ms	896 KB	Output is correct
7	Correct	21 ms	1528 KB	Output is correct
8	Correct	16 ms	1536 KB	Output is correct
9	Correct	8 ms	896 KB	Output is correct
10	Correct	8 ms	896 KB	Output is correct
11	Correct	19 ms	1536 KB	Output is correct
12	Correct	19 ms	1536 KB	Output is correct
13	Correct	8 ms	896 KB	Output is correct
14	Correct	8 ms	896 KB	Output is correct
15	Correct	14 ms	1152 KB	Output is correct
16	Correct	14 ms	1152 KB	Output is correct
17	Correct	17 ms	1408 KB	Output is correct
18	Correct	17 ms	1400 KB	Output is correct
19	Correct	19 ms	1408 KB	Output is correct
20	Correct	18 ms	1400 KB	Output is correct