답안 #71230 :: oj.uz

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
71230	2018-08-24T08:33:03 Z	fallingstar	선물상자 (IOI15_boxes)	C++14	100 / 100	520 ms	196080 KB

boxes

#include "boxes.h"
#include <iostream>
#include <algorithm>

using namespace std;

#define long long long

const int N = 2e7 + 2;

long fsuff[N], fpref[N];

long delivery(int n, int k, int L, int p[]) {
	int head = 0;
	while (head < n && p[head] == 0) ++head;

	long res = (long) (n - head + k - 1) / k * L;

	for (int i = n - 1; i >= head; --i)
		fsuff[i] = fsuff[i + k] + (L - p[i]) * 2;

	// for (int i = head; i < n; ++i) 
	// 	cerr << fsuff[i] << ' ';
	// cerr << '\n';

	int full = 0;
	while (full * k <= n - head && fsuff[head + (full + 1) * k] + L < fsuff[head + full * k]) ++full;

	res = min(res, fsuff[head + full * k] + (long) full * L);

	for (int i = head; i < n; ++i)
	{
		fpref[i] = (i < k ? 0 : fpref[i - k]) + p[i] * 2;
	
		#define eval(x) (fsuff[i + 1 + (x) * k] + (long) (x) * L)	

		while (full > 0 && eval(full - 1) < eval(full)) --full;

		res = min(res, fpref[i] + eval(full));
		#undef eval
	}
    return res;
}

Subtask #1
10.0 / 10.0

#	결과	실행 시간	메모리	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	376 KB	Output is correct
7	Correct	2 ms	376 KB	Output is correct

Subtask #2
10.0 / 10.0

#	결과	실행 시간	메모리	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	376 KB	Output is correct
7	Correct	2 ms	292 KB	Output is correct

Subtask #3
15.0 / 15.0

#	결과	실행 시간	메모리	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	376 KB	Output is correct
5	Correct	2 ms	376 KB	Output is correct
6	Correct	2 ms	376 KB	Output is correct
7	Correct	2 ms	376 KB	Output is correct
8	Correct	3 ms	292 KB	Output is correct

Subtask #4
15.0 / 15.0

#	결과	실행 시간	메모리	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	376 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	376 KB	Output is correct
14	Correct	2 ms	292 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	376 KB	Output is correct
19	Correct	2 ms	376 KB	Output is correct
20	Correct	2 ms	376 KB	Output is correct
21	Correct	2 ms	376 KB	Output is correct
22	Correct	3 ms	292 KB	Output is correct
23	Correct	2 ms	292 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	348 KB	Output is correct
30	Correct	2 ms	348 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

#	결과	실행 시간	메모리	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	376 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	376 KB	Output is correct
14	Correct	2 ms	292 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	376 KB	Output is correct
19	Correct	2 ms	376 KB	Output is correct
20	Correct	2 ms	376 KB	Output is correct
21	Correct	2 ms	376 KB	Output is correct
22	Correct	3 ms	292 KB	Output is correct
23	Correct	2 ms	292 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	348 KB	Output is correct
30	Correct	2 ms	348 KB	Output is correct
31	Correct	2 ms	376 KB	Output is correct
32	Correct	2 ms	376 KB	Output is correct
33	Correct	49 ms	19844 KB	Output is correct
34	Correct	23 ms	16820 KB	Output is correct
35	Correct	28 ms	19164 KB	Output is correct
36	Correct	52 ms	19960 KB	Output is correct
37	Correct	51 ms	19992 KB	Output is correct
38	Correct	59 ms	19832 KB	Output is correct
39	Correct	46 ms	19960 KB	Output is correct
40	Correct	32 ms	19916 KB	Output is correct
41	Correct	51 ms	19876 KB	Output is correct
42	Correct	32 ms	19832 KB	Output is correct

Subtask #6
30.0 / 30.0

#	결과	실행 시간	메모리	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	376 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	376 KB	Output is correct
14	Correct	2 ms	292 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	376 KB	Output is correct
19	Correct	2 ms	376 KB	Output is correct
20	Correct	2 ms	376 KB	Output is correct
21	Correct	2 ms	376 KB	Output is correct
22	Correct	3 ms	292 KB	Output is correct
23	Correct	2 ms	292 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	348 KB	Output is correct
30	Correct	2 ms	348 KB	Output is correct
31	Correct	2 ms	376 KB	Output is correct
32	Correct	2 ms	376 KB	Output is correct
33	Correct	49 ms	19844 KB	Output is correct
34	Correct	23 ms	16820 KB	Output is correct
35	Correct	28 ms	19164 KB	Output is correct
36	Correct	52 ms	19960 KB	Output is correct
37	Correct	51 ms	19992 KB	Output is correct
38	Correct	59 ms	19832 KB	Output is correct
39	Correct	46 ms	19960 KB	Output is correct
40	Correct	32 ms	19916 KB	Output is correct
41	Correct	51 ms	19876 KB	Output is correct
42	Correct	32 ms	19832 KB	Output is correct
43	Correct	520 ms	195988 KB	Output is correct
44	Correct	236 ms	164808 KB	Output is correct
45	Correct	275 ms	192856 KB	Output is correct
46	Correct	508 ms	196080 KB	Output is correct
47	Correct	475 ms	196012 KB	Output is correct
48	Correct	475 ms	196080 KB	Output is correct
49	Correct	456 ms	196040 KB	Output is correct
50	Correct	303 ms	195644 KB	Output is correct
51	Correct	485 ms	196040 KB	Output is correct
52	Correct	282 ms	196052 KB	Output is correct

답안 #71230

Compilation message

Subtask #1 10.0 / 10.0

Subtask #2 10.0 / 10.0

Subtask #3 15.0 / 15.0

Subtask #4 15.0 / 15.0

Subtask #5 20.0 / 20.0

Subtask #6 30.0 / 30.0

Subtask #1
10.0 / 10.0

Subtask #2
10.0 / 10.0

Subtask #3
15.0 / 15.0

Subtask #4
15.0 / 15.0

Subtask #5
20.0 / 20.0

Subtask #6
30.0 / 30.0