답안 #411318

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
411318	2021-05-25T04:11:09 Z	ronnith	A Difficult(y) Choice (BOI21_books)	C++14	100 / 100	3 ms	1096 KB

books

#include <bits/stdc++.h>
#include "books.h"

using namespace std;

void solve(int N, int K, long long A, int S) {
	int lx = 1, rx = N;
	vector<int64_t> val(N + 1, -1);
	int pos = N + 1;
	while (lx <= rx) {
		int g = lx + (rx - lx) / 2;
		val[g] = skim(g);
		if (val[g] < A) {
			lx = g + 1;
		} else {
			pos = g;
			rx = g - 1;
		}
	}

	for (int i = 1;i <= K;i ++)
		val[i] = skim(i);
	for (int i = pos - 1;i >= max(pos - K, 1);i --)
		val[i] = skim(i);

	if (pos < K) {
		impossible();
		return;
	}

	if (pos >= K && pos != N + 1) {
		int64_t sm = 0;
		vector<int> ans;
		for (int i = 1;i <= K - 1;i ++) {
			sm += val[i];
			ans.push_back(i);
		}
		ans.push_back(pos);
		sm += val[pos];

		if (sm >= A && sm <= 2 * A) {
			answer(ans);
			return;
		}
	}

	vector<int> ind;
	vector<int64_t> values;
	ind.push_back(-1);
	values.push_back(-1);
	for (int i = 1;i <= K;i ++) {
		values.push_back(val[i]);
		ind.push_back(i);
	}

	for (int i = max(pos - K, K + 1);i < pos;i ++) {
		values.push_back(val[i]);
		ind.push_back(i);
	}
	
	for (int i = 1;i <= K + 1;i ++) {
		if ((int)values.size() - i >= K) {
			int64_t sm = 0;
			vector<int> ans;
			for (int j = 0;j < K;j ++) {
				sm += values[i + j];
				ans.push_back(ind[i + j]);
			}

			if (sm >= A && sm <= 2 * A) {
				answer(ans);
				return;
			}
		}
	}

	impossible();
}

Subtask #1
5.0 / 5.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	200 KB	Output is correct
2	Correct	1 ms	200 KB	Output is correct
3	Correct	2 ms	200 KB	Output is correct
4	Correct	1 ms	200 KB	Output is correct
5	Correct	1 ms	200 KB	Output is correct
6	Correct	1 ms	200 KB	Output is correct
7	Correct	1 ms	200 KB	Output is correct
8	Correct	1 ms	264 KB	Output is correct

Subtask #2
15.0 / 15.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	200 KB	Output is correct
2	Correct	1 ms	200 KB	Output is correct
3	Correct	1 ms	200 KB	Output is correct
4	Correct	1 ms	200 KB	Output is correct
5	Correct	1 ms	200 KB	Output is correct
6	Correct	1 ms	200 KB	Output is correct
7	Correct	1 ms	200 KB	Output is correct
8	Correct	1 ms	200 KB	Output is correct
9	Correct	2 ms	456 KB	Output is correct
10	Correct	1 ms	456 KB	Output is correct
11	Correct	1 ms	456 KB	Output is correct
12	Correct	2 ms	476 KB	Output is correct
13	Correct	1 ms	456 KB	Output is correct
14	Correct	1 ms	456 KB	Output is correct
15	Correct	2 ms	476 KB	Output is correct
16	Correct	1 ms	456 KB	Output is correct

Subtask #3
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	1036 KB	Output is correct
2	Correct	1 ms	968 KB	Output is correct
3	Correct	2 ms	988 KB	Output is correct
4	Correct	2 ms	968 KB	Output is correct
5	Correct	2 ms	968 KB	Output is correct
6	Correct	2 ms	968 KB	Output is correct
7	Correct	1 ms	968 KB	Output is correct
8	Correct	1 ms	968 KB	Output is correct
9	Correct	2 ms	968 KB	Output is correct

Subtask #4
15.0 / 15.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	1036 KB	Output is correct
2	Correct	1 ms	968 KB	Output is correct
3	Correct	2 ms	988 KB	Output is correct
4	Correct	2 ms	968 KB	Output is correct
5	Correct	2 ms	968 KB	Output is correct
6	Correct	2 ms	968 KB	Output is correct
7	Correct	1 ms	968 KB	Output is correct
8	Correct	1 ms	968 KB	Output is correct
9	Correct	2 ms	968 KB	Output is correct
10	Correct	2 ms	968 KB	Output is correct
11	Correct	2 ms	968 KB	Output is correct
12	Correct	2 ms	968 KB	Output is correct
13	Correct	2 ms	968 KB	Output is correct
14	Correct	2 ms	968 KB	Output is correct
15	Correct	2 ms	968 KB	Output is correct
16	Correct	2 ms	968 KB	Output is correct
17	Correct	2 ms	968 KB	Output is correct
18	Correct	2 ms	968 KB	Output is correct
19	Correct	2 ms	1048 KB	Output is correct
20	Correct	2 ms	968 KB	Output is correct
21	Correct	2 ms	1096 KB	Output is correct
22	Correct	2 ms	968 KB	Output is correct
23	Correct	2 ms	1008 KB	Output is correct
24	Correct	2 ms	968 KB	Output is correct
25	Correct	2 ms	968 KB	Output is correct

Subtask #5
15.0 / 15.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	1036 KB	Output is correct
2	Correct	1 ms	968 KB	Output is correct
3	Correct	2 ms	988 KB	Output is correct
4	Correct	2 ms	968 KB	Output is correct
5	Correct	2 ms	968 KB	Output is correct
6	Correct	2 ms	968 KB	Output is correct
7	Correct	1 ms	968 KB	Output is correct
8	Correct	1 ms	968 KB	Output is correct
9	Correct	2 ms	968 KB	Output is correct
10	Correct	2 ms	968 KB	Output is correct
11	Correct	2 ms	968 KB	Output is correct
12	Correct	2 ms	968 KB	Output is correct
13	Correct	2 ms	968 KB	Output is correct
14	Correct	2 ms	968 KB	Output is correct
15	Correct	2 ms	968 KB	Output is correct
16	Correct	2 ms	968 KB	Output is correct
17	Correct	2 ms	968 KB	Output is correct
18	Correct	2 ms	968 KB	Output is correct
19	Correct	2 ms	1048 KB	Output is correct
20	Correct	2 ms	968 KB	Output is correct
21	Correct	2 ms	1096 KB	Output is correct
22	Correct	2 ms	968 KB	Output is correct
23	Correct	2 ms	1008 KB	Output is correct
24	Correct	2 ms	968 KB	Output is correct
25	Correct	2 ms	968 KB	Output is correct
26	Correct	2 ms	968 KB	Output is correct
27	Correct	2 ms	968 KB	Output is correct
28	Correct	2 ms	968 KB	Output is correct
29	Correct	2 ms	968 KB	Output is correct
30	Correct	2 ms	968 KB	Output is correct
31	Correct	2 ms	968 KB	Output is correct
32	Correct	2 ms	968 KB	Output is correct
33	Correct	2 ms	968 KB	Output is correct
34	Correct	2 ms	968 KB	Output is correct
35	Correct	2 ms	968 KB	Output is correct
36	Correct	2 ms	968 KB	Output is correct
37	Correct	2 ms	968 KB	Output is correct
38	Correct	1 ms	968 KB	Output is correct
39	Correct	2 ms	968 KB	Output is correct
40	Correct	2 ms	968 KB	Output is correct
41	Correct	2 ms	1032 KB	Output is correct
42	Correct	1 ms	968 KB	Output is correct
43	Correct	2 ms	968 KB	Output is correct
44	Correct	2 ms	968 KB	Output is correct
45	Correct	2 ms	968 KB	Output is correct
46	Correct	2 ms	968 KB	Output is correct
47	Correct	2 ms	968 KB	Output is correct
48	Correct	1 ms	968 KB	Output is correct
49	Correct	2 ms	968 KB	Output is correct
50	Correct	2 ms	968 KB	Output is correct

Subtask #6
20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	1036 KB	Output is correct
2	Correct	1 ms	968 KB	Output is correct
3	Correct	2 ms	988 KB	Output is correct
4	Correct	2 ms	968 KB	Output is correct
5	Correct	2 ms	968 KB	Output is correct
6	Correct	2 ms	968 KB	Output is correct
7	Correct	1 ms	968 KB	Output is correct
8	Correct	1 ms	968 KB	Output is correct
9	Correct	2 ms	968 KB	Output is correct
10	Correct	2 ms	968 KB	Output is correct
11	Correct	2 ms	968 KB	Output is correct
12	Correct	2 ms	968 KB	Output is correct
13	Correct	2 ms	968 KB	Output is correct
14	Correct	2 ms	968 KB	Output is correct
15	Correct	2 ms	968 KB	Output is correct
16	Correct	2 ms	968 KB	Output is correct
17	Correct	2 ms	968 KB	Output is correct
18	Correct	2 ms	968 KB	Output is correct
19	Correct	2 ms	1048 KB	Output is correct
20	Correct	2 ms	968 KB	Output is correct
21	Correct	2 ms	1096 KB	Output is correct
22	Correct	2 ms	968 KB	Output is correct
23	Correct	2 ms	1008 KB	Output is correct
24	Correct	2 ms	968 KB	Output is correct
25	Correct	2 ms	968 KB	Output is correct
26	Correct	2 ms	968 KB	Output is correct
27	Correct	2 ms	968 KB	Output is correct
28	Correct	2 ms	968 KB	Output is correct
29	Correct	2 ms	968 KB	Output is correct
30	Correct	2 ms	968 KB	Output is correct
31	Correct	1 ms	968 KB	Output is correct
32	Correct	0 ms	1032 KB	Output is correct
33	Correct	2 ms	968 KB	Output is correct
34	Correct	3 ms	968 KB	Output is correct
35	Correct	2 ms	968 KB	Output is correct
36	Correct	2 ms	968 KB	Output is correct
37	Correct	2 ms	968 KB	Output is correct
38	Correct	2 ms	968 KB	Output is correct
39	Correct	2 ms	968 KB	Output is correct
40	Correct	2 ms	968 KB	Output is correct
41	Correct	2 ms	968 KB	Output is correct
42	Correct	2 ms	968 KB	Output is correct
43	Correct	2 ms	968 KB	Output is correct
44	Correct	3 ms	968 KB	Output is correct
45	Correct	2 ms	968 KB	Output is correct
46	Correct	2 ms	968 KB	Output is correct
47	Correct	2 ms	968 KB	Output is correct
48	Correct	2 ms	968 KB	Output is correct
49	Correct	1 ms	968 KB	Output is correct
50	Correct	2 ms	968 KB	Output is correct

Subtask #7
20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	1036 KB	Output is correct
2	Correct	1 ms	968 KB	Output is correct
3	Correct	2 ms	988 KB	Output is correct
4	Correct	2 ms	968 KB	Output is correct
5	Correct	2 ms	968 KB	Output is correct
6	Correct	2 ms	968 KB	Output is correct
7	Correct	1 ms	968 KB	Output is correct
8	Correct	1 ms	968 KB	Output is correct
9	Correct	2 ms	968 KB	Output is correct
10	Correct	2 ms	968 KB	Output is correct
11	Correct	2 ms	968 KB	Output is correct
12	Correct	2 ms	968 KB	Output is correct
13	Correct	2 ms	968 KB	Output is correct
14	Correct	2 ms	968 KB	Output is correct
15	Correct	2 ms	968 KB	Output is correct
16	Correct	2 ms	968 KB	Output is correct
17	Correct	2 ms	968 KB	Output is correct
18	Correct	2 ms	968 KB	Output is correct
19	Correct	2 ms	1048 KB	Output is correct
20	Correct	2 ms	968 KB	Output is correct
21	Correct	2 ms	1096 KB	Output is correct
22	Correct	2 ms	968 KB	Output is correct
23	Correct	2 ms	1008 KB	Output is correct
24	Correct	2 ms	968 KB	Output is correct
25	Correct	2 ms	968 KB	Output is correct
26	Correct	2 ms	968 KB	Output is correct
27	Correct	2 ms	968 KB	Output is correct
28	Correct	2 ms	968 KB	Output is correct
29	Correct	2 ms	968 KB	Output is correct
30	Correct	2 ms	968 KB	Output is correct
31	Correct	2 ms	968 KB	Output is correct
32	Correct	2 ms	968 KB	Output is correct
33	Correct	2 ms	968 KB	Output is correct
34	Correct	2 ms	968 KB	Output is correct
35	Correct	2 ms	968 KB	Output is correct
36	Correct	2 ms	968 KB	Output is correct
37	Correct	2 ms	968 KB	Output is correct
38	Correct	1 ms	968 KB	Output is correct
39	Correct	2 ms	968 KB	Output is correct
40	Correct	2 ms	968 KB	Output is correct
41	Correct	2 ms	1032 KB	Output is correct
42	Correct	1 ms	968 KB	Output is correct
43	Correct	2 ms	968 KB	Output is correct
44	Correct	2 ms	968 KB	Output is correct
45	Correct	2 ms	968 KB	Output is correct
46	Correct	2 ms	968 KB	Output is correct
47	Correct	2 ms	968 KB	Output is correct
48	Correct	1 ms	968 KB	Output is correct
49	Correct	2 ms	968 KB	Output is correct
50	Correct	2 ms	968 KB	Output is correct
51	Correct	2 ms	968 KB	Output is correct
52	Correct	2 ms	968 KB	Output is correct
53	Correct	2 ms	968 KB	Output is correct
54	Correct	2 ms	968 KB	Output is correct
55	Correct	2 ms	968 KB	Output is correct
56	Correct	1 ms	968 KB	Output is correct
57	Correct	0 ms	1032 KB	Output is correct
58	Correct	2 ms	968 KB	Output is correct
59	Correct	3 ms	968 KB	Output is correct
60	Correct	2 ms	968 KB	Output is correct
61	Correct	2 ms	968 KB	Output is correct
62	Correct	2 ms	968 KB	Output is correct
63	Correct	2 ms	968 KB	Output is correct
64	Correct	2 ms	968 KB	Output is correct
65	Correct	2 ms	968 KB	Output is correct
66	Correct	2 ms	968 KB	Output is correct
67	Correct	2 ms	968 KB	Output is correct
68	Correct	2 ms	968 KB	Output is correct
69	Correct	3 ms	968 KB	Output is correct
70	Correct	2 ms	968 KB	Output is correct
71	Correct	2 ms	968 KB	Output is correct
72	Correct	2 ms	968 KB	Output is correct
73	Correct	2 ms	968 KB	Output is correct
74	Correct	1 ms	968 KB	Output is correct
75	Correct	2 ms	968 KB	Output is correct
76	Correct	1 ms	200 KB	Output is correct
77	Correct	1 ms	200 KB	Output is correct
78	Correct	1 ms	200 KB	Output is correct
79	Correct	1 ms	200 KB	Output is correct
80	Correct	1 ms	200 KB	Output is correct
81	Correct	1 ms	200 KB	Output is correct
82	Correct	2 ms	200 KB	Output is correct
83	Correct	1 ms	200 KB	Output is correct
84	Correct	2 ms	456 KB	Output is correct
85	Correct	2 ms	456 KB	Output is correct
86	Correct	2 ms	456 KB	Output is correct
87	Correct	1 ms	456 KB	Output is correct
88	Correct	1 ms	456 KB	Output is correct
89	Correct	2 ms	456 KB	Output is correct
90	Correct	1 ms	456 KB	Output is correct
91	Correct	1 ms	456 KB	Output is correct
92	Correct	2 ms	968 KB	Output is correct
93	Correct	2 ms	968 KB	Output is correct
94	Correct	2 ms	968 KB	Output is correct
95	Correct	2 ms	968 KB	Output is correct
96	Correct	2 ms	968 KB	Output is correct
97	Correct	2 ms	968 KB	Output is correct
98	Correct	1 ms	968 KB	Output is correct
99	Correct	2 ms	968 KB	Output is correct
100	Correct	2 ms	1096 KB	Output is correct
101	Correct	2 ms	968 KB	Output is correct
102	Correct	1 ms	968 KB	Output is correct
103	Correct	2 ms	968 KB	Output is correct
104	Correct	1 ms	1048 KB	Output is correct
105	Correct	2 ms	968 KB	Output is correct
106	Correct	2 ms	968 KB	Output is correct
107	Correct	2 ms	968 KB	Output is correct
108	Correct	2 ms	968 KB	Output is correct
109	Correct	2 ms	968 KB	Output is correct
110	Correct	2 ms	968 KB	Output is correct
111	Correct	2 ms	968 KB	Output is correct
112	Correct	2 ms	968 KB	Output is correct
113	Correct	2 ms	968 KB	Output is correct
114	Correct	2 ms	968 KB	Output is correct
115	Correct	2 ms	968 KB	Output is correct
116	Correct	2 ms	968 KB	Output is correct
117	Correct	2 ms	968 KB	Output is correct
118	Correct	2 ms	968 KB	Output is correct
119	Correct	2 ms	968 KB	Output is correct
120	Correct	2 ms	968 KB	Output is correct
121	Correct	2 ms	968 KB	Output is correct
122	Correct	2 ms	968 KB	Output is correct
123	Correct	2 ms	1024 KB	Output is correct
124	Correct	2 ms	968 KB	Output is correct
125	Correct	2 ms	964 KB	Output is correct
126	Correct	2 ms	968 KB	Output is correct
127	Correct	2 ms	968 KB	Output is correct
128	Correct	2 ms	968 KB	Output is correct
129	Correct	2 ms	968 KB	Output is correct
130	Correct	2 ms	968 KB	Output is correct
131	Correct	2 ms	968 KB	Output is correct
132	Correct	2 ms	968 KB	Output is correct
133	Correct	2 ms	968 KB	Output is correct
134	Correct	2 ms	968 KB	Output is correct
135	Correct	2 ms	968 KB	Output is correct

답안 #411318

Compilation message

Subtask #1 5.0 / 5.0

Subtask #2 15.0 / 15.0

Subtask #3 10.0 / 10.0

Subtask #4 15.0 / 15.0

Subtask #5 15.0 / 15.0

Subtask #6 20.0 / 20.0

Subtask #7 20.0 / 20.0

Subtask #1
5.0 / 5.0

Subtask #2
15.0 / 15.0

Subtask #3
10.0 / 10.0

Subtask #4
15.0 / 15.0

Subtask #5
15.0 / 15.0

Subtask #6
20.0 / 20.0

Subtask #7
20.0 / 20.0