답안 #346314

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
346314	2021-01-09T10:07:50 Z	Mefarnis	쌀 창고 (IOI11_ricehub)	C++14	100 / 100	17 ms	2588 KB

ricehub

#include <algorithm>
#include "ricehub.h"
using namespace std;

long long getCost(int l , int r , int x[], long long sum[]) {
	int m = (l+r) >> 1;
	long long cost = 0;
	if(l < m)
		cost += (m-l) * (long long) x[m-1] - (sum[m-1] - sum[l-1]);
	if(m < r)
		cost += (sum[r] - sum[m]) - (r-m) * (long long) x[m-1];
	return cost;
}

int besthub(int n, int xmax, int x[], long long budget)
{
	int ans = 0;
	long long sum[n+1];
	sum[0] = 0;
	for( int i = 1 ; i <= n ; i++ )
		sum[i] = sum[i-1] + x[i-1];
	for( int l = 1 , r = 1 ; l <= n ; l++ ) {
		r = max(l,r);
		while(r < n && getCost(l,r+1,x,sum) <= budget)
			r++;
		ans = max(ans,r-l+1);
	}
	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	364 KB	Output is correct
3	Correct	0 ms	364 KB	Output is correct
4	Correct	0 ms	364 KB	Output is correct
5	Correct	0 ms	364 KB	Output is correct

Subtask #2

25.0 / 25.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	364 KB	Output is correct
2	Correct	0 ms	364 KB	Output is correct
3	Correct	0 ms	268 KB	Output is correct
4	Correct	0 ms	364 KB	Output is correct
5	Correct	0 ms	384 KB	Output is correct
6	Correct	1 ms	364 KB	Output is correct
7	Correct	0 ms	364 KB	Output is correct
8	Correct	0 ms	364 KB	Output is correct
9	Correct	0 ms	364 KB	Output is correct
10	Correct	0 ms	364 KB	Output is correct
11	Correct	1 ms	364 KB	Output is correct
12	Correct	0 ms	364 KB	Output is correct
13	Correct	0 ms	364 KB	Output is correct
14	Correct	0 ms	364 KB	Output is correct
15	Correct	0 ms	364 KB	Output is correct
16	Correct	1 ms	364 KB	Output is correct
17	Correct	0 ms	364 KB	Output is correct
18	Correct	1 ms	384 KB	Output is correct
19	Correct	0 ms	364 KB	Output is correct
20	Correct	0 ms	364 KB	Output is correct
21	Correct	0 ms	364 KB	Output is correct
22	Correct	0 ms	364 KB	Output is correct
23	Correct	1 ms	492 KB	Output is correct
24	Correct	1 ms	364 KB	Output is correct
25	Correct	0 ms	364 KB	Output is correct
26	Correct	1 ms	364 KB	Output is correct
27	Correct	1 ms	364 KB	Output is correct
28	Correct	1 ms	492 KB	Output is correct

Subtask #3

26.0 / 26.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	364 KB	Output is correct
2	Correct	0 ms	364 KB	Output is correct
3	Correct	1 ms	364 KB	Output is correct
4	Correct	1 ms	364 KB	Output is correct
5	Correct	0 ms	364 KB	Output is correct
6	Correct	0 ms	364 KB	Output is correct
7	Correct	1 ms	364 KB	Output is correct
8	Correct	1 ms	364 KB	Output is correct
9	Correct	1 ms	384 KB	Output is correct
10	Correct	0 ms	364 KB	Output is correct
11	Correct	1 ms	364 KB	Output is correct
12	Correct	1 ms	364 KB	Output is correct
13	Correct	1 ms	364 KB	Output is correct
14	Correct	1 ms	364 KB	Output is correct
15	Correct	1 ms	364 KB	Output is correct
16	Correct	1 ms	364 KB	Output is correct
17	Correct	1 ms	364 KB	Output is correct
18	Correct	1 ms	364 KB	Output is correct
19	Correct	1 ms	364 KB	Output is correct
20	Correct	1 ms	364 KB	Output is correct
21	Correct	1 ms	364 KB	Output is correct
22	Correct	1 ms	364 KB	Output is correct
23	Correct	1 ms	364 KB	Output is correct
24	Correct	1 ms	364 KB	Output is correct
25	Correct	1 ms	364 KB	Output is correct
26	Correct	1 ms	364 KB	Output is correct
27	Correct	1 ms	384 KB	Output is correct
28	Correct	1 ms	364 KB	Output is correct

Subtask #4

32.0 / 32.0

#	결과	실행 시간	메모리	Grader output
1	Correct	3 ms	492 KB	Output is correct
2	Correct	3 ms	492 KB	Output is correct
3	Correct	17 ms	2588 KB	Output is correct
4	Correct	17 ms	2540 KB	Output is correct
5	Correct	7 ms	1260 KB	Output is correct
6	Correct	8 ms	1260 KB	Output is correct
7	Correct	15 ms	2284 KB	Output is correct
8	Correct	15 ms	2284 KB	Output is correct
9	Correct	7 ms	1152 KB	Output is correct
10	Correct	7 ms	1132 KB	Output is correct
11	Correct	17 ms	2540 KB	Output is correct
12	Correct	17 ms	2540 KB	Output is correct
13	Correct	8 ms	1260 KB	Output is correct
14	Correct	8 ms	1260 KB	Output is correct
15	Correct	13 ms	1900 KB	Output is correct
16	Correct	13 ms	2028 KB	Output is correct
17	Correct	15 ms	2284 KB	Output is correct
18	Correct	15 ms	2284 KB	Output is correct
19	Correct	16 ms	2412 KB	Output is correct
20	Correct	16 ms	2412 KB	Output is correct